CN105485859A - Indoor unit air gear adjusting method and device and air conditioner indoor unit - Google Patents
Indoor unit air gear adjusting method and device and air conditioner indoor unit Download PDFInfo
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- CN105485859A CN105485859A CN201610009610.7A CN201610009610A CN105485859A CN 105485859 A CN105485859 A CN 105485859A CN 201610009610 A CN201610009610 A CN 201610009610A CN 105485859 A CN105485859 A CN 105485859A
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- 238000000034 method Methods 0.000 title claims abstract description 34
- 238000001704 evaporation Methods 0.000 claims description 78
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 238000004134 energy conservation Methods 0.000 description 7
- 230000009467 reduction Effects 0.000 description 7
- 238000005057 refrigeration Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000002350 accommodative effect Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses an indoor unit air gear adjusting method. The method includes the steps that the values of a first operation parameter and a second operation parameter of an indoor unit are obtained regularly with a first preset period as the interval and stored; the difference values of the first operation parameter and the second operation parameter in the corresponding period are regularly calculated with a second preset period as the interval; and when the difference values are larger than a first preset threshold value, the value of a first variable is used as an air gear level difference value to increase the air gear, or when the difference values are smaller than a second preset threshold value, the value of the first variable is used as an air gear level difference value to decrease the air gear. The invention further discloses an indoor unit air gear adjusting device and an air conditioner indoor unit. By the adoption of the indoor unit air gear adjusting method and device and the air conditioner indoor unit, the air gear of the indoor unit is automatically adjusted to be increased or decreased correspondingly according to the different conditions of the relationship between the difference values of the two preset operation parameters of the indoor unit and the preset threshold values, the situation that the output of an indoor fan is excessive when the values of the two operation parameters are greatly different due to the fact that the air gear is fixed is avoided, and the energy saving purpose is achieved.
Description
Technical field
The present invention relates to air-conditioning technical field, particularly relate to a kind of indoor machine wind shelves control method, device and air conditioner room unit.
Background technology
In the 21 century that energy worsening shortages, resource are day by day exhausted, can energy-conservation be the useful solution tackling energy crisis, be also the challenge that keep sustainable development to send to the mankind simultaneously.Under the environment that global warming, extreme climate are multiple, the heat pump type air conditioning system as major power consumer is anxious to be treated to accomplish something in energy-conservation.Undeniable, because off-premises station consumes most of electric energy, existing many solutions before off-premises station energy-saving square appearance, but, consume energy relatively low indoor set in energy-conservation often ignore by people.For ensureing that indoor set continues refrigeration or heats, the output of indoor fan also occupies larger surplus, and the scheme of existing employing fixed chamber inner blower wind shelves, causes more energy waste.
Summary of the invention
The invention provides a kind of indoor machine wind shelves control method, device and air conditioner room unit, excessive output causes the problem of energy waste because of fixing wind shelves to be intended to solve indoor fan.
For achieving the above object, the invention provides a kind of indoor machine wind shelves control method, described indoor machine wind shelves control method comprises:
The value being interval timing acquisition indoor set first operational factor and the second operational factor with the first preset duration also stores;
With the second preset duration for interval timing calculates the difference of described first operational factor and described second operational factor in the corresponding time period;
When described difference is all greater than the first predetermined threshold value, with the value of the first variable for wind shelves rank difference increases wind shelves, or when described difference is all less than the second predetermined threshold value, with the value of the first variable for wind shelves rank difference reduces wind shelves.
Preferably, described first operational factor is indoor set evaporating temperature, described second operational factor is indoor set target evaporating temperature, and the value of described first operational factor detects acquisition by the first temperature sensor, and the value of described second operational factor is default bivariate value.
Preferably, described first operational factor is indoor set return air temperature, described second operational factor is indoor set evaporating temperature, and the value of the value of described first operational factor and described second operational factor detects obtain respectively by the second temperature sensor, three-temperature sensor.
Preferably, described first preset duration is equal with the value of described second preset duration.
Preferably, the span of described first variable is 1-4.
For achieving the above object, the present invention also provides a kind of indoor machine wind shelves adjusting device, and described indoor machine wind shelves adjusting device comprises:
Acquisition module, stores for the value that is interval timing acquisition indoor set first operational factor and the second operational factor with the first preset duration;
Computing module, for the second preset duration for interval timing calculates the difference of described first operational factor and described second operational factor in the corresponding time period;
Processing module, for when described difference is all greater than the first predetermined threshold value, with the value of the first variable for wind shelves rank difference increases wind shelves, or when described difference is all less than the second predetermined threshold value, with the value of the first variable for wind shelves rank difference reduces wind shelves.
Preferably, described first operational factor is indoor set evaporating temperature, and described second operational factor is indoor set target evaporating temperature; Described acquisition module comprises:
First acquiring unit, for detecting the value obtaining described first operational factor by the first temperature sensor;
Second acquisition unit, for obtaining the value that default bivariate value is described second operational factor.
Preferably, described first operational factor is indoor set return air temperature, and described second operational factor is indoor set evaporating temperature; Described acquisition module comprises:
3rd acquiring unit, for being detected the value obtaining described first operational factor by the second temperature sensor, detects the value obtaining described second operational factor by three-temperature sensor.
Preferably, described indoor machine wind shelves adjusting device also comprises and arranges module, described arrange module for:
The value of described first preset duration and the value of described second preset duration are set respectively, and described first preset duration is equal with the value of described second preset duration.
Preferably, described arrange module also for:
Arrange the value of described first variable, wherein, the span of described first variable is 1-4.
In addition, for achieving the above object, the present invention also provides a kind of air conditioner room unit, comprises indoor heat exchanger and indoor fan, also comprises above-mentioned arbitrary described indoor machine wind shelves adjusting device, and one or two temperature sensor accordingly.
Indoor machine wind shelves control method, device and air conditioner room unit proposed by the invention, two reasonable operational factors are preset according to the actual service condition of indoor set, timing calculate described two operational factors difference and in conjunction with the magnitude relationship of its difference and predetermined threshold value, the wind shelves of automatic adjustment indoor set do corresponding increasing or reduction, avoid indoor fan excessive output when described two operational parameter values difference is larger because of fixing wind shelves, reach energy-conservation object.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of indoor machine wind shelves control method first embodiment of the present invention;
Fig. 2 is the high-level schematic functional block diagram of indoor machine wind shelves adjusting device first embodiment of the present invention;
Fig. 3 is the high-level schematic functional block diagram of indoor machine wind shelves adjusting device the 4th embodiment of the present invention;
Fig. 4 is the structural representation of air conditioner room unit first embodiment of the present invention.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
The invention provides a kind of indoor machine wind shelves control method, as shown in Figure 1, show the schematic flow sheet of indoor machine wind shelves control method first embodiment of the present invention, described method comprises:
S10, to store with the first preset duration value that is interval timing acquisition indoor set first operational factor and the second operational factor;
The value of described first preset duration is the desired value providing according to indoor set the factors such as refrigeration and the capacity of water heated, runnability, the day and night temperature of different regions and temperature in four seasons change comprehensively to be analyzed by lot of experimental data and choose, its span can be 5-10min, and described in different regions, the value of the first preset duration can choose different desired values according to actual conditions.
Described first operational factor/described second operational factor is temperature value, can be used for representing indoor heat exchanger temperature (as coil temperature), indoor set pressure and temp, indoor temperature, indoor set evaporating temperature, indoor set return air temperature, indoor objects temperature, indoor set target evaporating temperature etc., its value detects by the temperature sensor be arranged on indoor set and obtains, also can be a preset value in indoor set Default Value, a value that can also be arranged by terminals such as remote controller, mobile phone, panel computers for user.When described first operational factor is indoor set evaporating temperature, described second operational factor can be indoor set target evaporating temperature; When described first operational factor is indoor set return air temperature, described second operational factor can be indoor set evaporating temperature, etc.
The temperature sensor be arranged on indoor set can detect the real time temperature of respective chambers machine parts (as indoor set coil pipe), described indoor set with the first preset duration for interval timing to obtain the value of corresponding one or more operational factor by temperature sensor, and obtained one or more operational parameter value and operational factor acquisition time point are stored on the memory of described indoor set, or read the value of the one or more operational factors be stored on described indoor set memory, carrying out practically parameter value obtain manner can be determined according to the actual requirements, no matter adopt the combination of which kind of obtain manner, its result obtained is the value obtaining corresponding first operational factor and the second operational factor.Wherein, described temperature sensor can be the equipment that temperature-sensitive bag, infrared temperature sensor etc. have temperature sensing function.
S20, with the second preset duration for interval timing calculates the difference of described first operational factor and described second operational factor in the corresponding time period;
Described second preset duration is the desired value chosen by analyzing according to lot of experimental data, for determining the difference every how long once calculating to obtain described first operational factor corresponding to the different time points that stores in the corresponding time period and described second operational factor.In the present embodiment, the value of described second preset duration is the integral multiple of described first preset duration, such as 1-3 doubly, when the value of described second preset duration is 1 times of described first preset duration, to there being a described difference in described second preset duration; When the value of described second preset duration is 3 times of described first preset duration, to there being 3 described differences in described second preset duration.
With identical time point for time zero, after the first preset duration, obtain the value of one group of first operational factor and the second operational factor and store, to obtain after the second preset duration in the corresponding time period comprise one or more groups first operational factor of corresponding stored and the value of the second operational factor on time point, and calculate the difference of corresponding one or more described first operational factor and described second operational factor.
S30, when described difference is all greater than the first predetermined threshold value, with the value of the first variable for wind shelves rank difference increases wind shelves, or when described difference is all less than the second predetermined threshold value, with the value of the first variable for wind shelves rank difference reduces wind shelves.
Described first predetermined threshold value is a fixed value, and for representing the higher limit of described difference, its value can be 2,2.5,3 etc., determines according to the actual requirements; Described second predetermined threshold value is a fixed value, and for representing the lower limit of described difference, its value can be-3 ,-2.5 ,-2 etc., determines according to the actual requirements.Described first variable regulates the degree of current wind shelves for representing, as raised by current wind shelves 2 grades (the first variate-value is 2), or lowered by current wind shelves 3 grades (the first variate-value is-3) etc.
Suppose that described second preset duration is 3 times of described first preset duration, and with identical time point for time zero, then within the time period that second preset duration is corresponding to the value that should have 3 group of first operational factor and the second operational factor obtained in 3 the first preset duration cycles; Calculate the difference of the second operational factor described in each described first operational factor of group and respective sets respectively, if calculate 3 groups of differences are all greater than described first predetermined threshold value, then indoor set controls wind shelves increases to reduce temperature; If calculate 3 groups of differences are all less than described second predetermined threshold value, then indoor set controls the reduction of wind shelves with raised temperature.
The indoor machine wind shelves control method that the present invention proposes, two reasonable operational factors are preset according to the actual service condition of indoor set, timing calculate described two operational factors difference and in conjunction with the magnitude relationship of its difference and predetermined threshold value, the wind shelves of automatic adjustment indoor set do corresponding increasing or reduction, avoid indoor fan excessive output when described two operational parameter values difference is larger because of fixing wind shelves, reach energy-conservation object.
Further, based on the first embodiment, indoor machine wind shelves control method second embodiment of the present invention is proposed, in the present embodiment, described first operational factor is indoor set evaporating temperature, described second operational factor is indoor set target evaporating temperature, and the value of described first operational factor detects acquisition by the first temperature sensor, the value of described second operational factor is default bivariate value.
Described indoor set evaporating temperature can be determined according to indoor heat exchanger temperature, when adopt indoor heat exchanger temperature (as coil temperature) determine as described in indoor set evaporating temperature time, the coil pipe of indoor set arranges the first temperature sensor, as temperature-sensitive bag, by obtaining indoor set coil temperature, using the value of its temperature value as indoor set evaporating temperature.Be appreciated that, indoor set pressure and temperature relation can also be adopted to determine described indoor set evaporating temperature, when adopting indoor set pressure and temperature relation to determine described indoor set evaporating temperature, indoor set arranges pressure sensor, according to the force value of the described pressure sensor obtained and the indoor set pressure preset and the temperature value that obtains tabling look-up of the temperature table of comparisons value as described indoor set evaporating temperature.
Described indoor set target evaporating temperature can be the value preset in indoor set Default Value, also can be carried out by user a value arranging by terminals such as remote controller, mobile phone, panel computers, read bivariate value described in memory by indoor set and obtain.
The indoor machine wind shelves control method that the present invention proposes, indoor set evaporating temperature is adopted to be the first operational factor, the indoor set target temperature preset is the second operational factor, the difference of indoor set evaporating temperature and indoor set target temperature and the magnitude relationship of predetermined threshold value is judged by timing, corresponding adjustment is made to indoor machine wind shelves, effective control indoor set evaporating temperature keeps the indoor set target temperature closing on user's expectation, avoid indoor fan excessive output when indoor set evaporating temperature differs larger with indoor set target evaporating temperature because of fixing wind shelves, method is simple and be easy to realize.
Further, based on the first embodiment, indoor machine wind shelves control method the 3rd embodiment of the present invention is proposed, in the present embodiment, described first operational factor is indoor set return air temperature, described second operational factor is indoor set evaporating temperature, and the value of the value of described first operational factor and described second operational factor detects obtain respectively by the second temperature sensor, three-temperature sensor.
Described indoor set return air temperature refers to the air themperature entering indoor set being detected acquisition by the second temperature sensor arranged at the return air inlet place of indoor set, and wherein, described second temperature sensor can be temperature-sensitive bag.
Described indoor set evaporating temperature can be determined according to indoor heat exchanger temperature, when adopt indoor heat exchanger temperature (as coil temperature) determine as described in indoor set evaporating temperature time, the coil pipe of indoor set arranges three-temperature sensor, as temperature-sensitive bag, by obtaining indoor set coil temperature, using the value of its temperature value as indoor set evaporating temperature.Be appreciated that, indoor set pressure and temperature relation can also be adopted to determine described indoor set evaporating temperature, when adopting indoor set pressure and temperature relation to determine described indoor set evaporating temperature, indoor set arranges pressure sensor, according to the force value of the described pressure sensor obtained and the indoor set pressure preset and the temperature value that obtains tabling look-up of the temperature table of comparisons value as described indoor set evaporating temperature.
The indoor machine wind shelves control method that the present invention proposes, employing indoor set return air temperature is the first operational factor, indoor set evaporating temperature is the second operational factor, by judging that indoor set return air temperature makes corresponding adjustment to the difference of indoor set evaporating temperature and the magnitude relationship of predetermined threshold value to indoor machine wind shelves, effective control indoor machine wind shelves are operated within the scope of suitable wind shelves, avoid indoor fan excessive output when indoor set return air temperature differs larger with indoor set evaporating temperature because of fixing wind shelves, method is simple and be easy to realize.
Further, based on second or the 3rd embodiment indoor machine wind shelves control method the 4th embodiment of the present invention is proposed, in the present embodiment, described first preset duration is equal with the value of described second preset duration.
When described first preset duration is equal with the value of described second preset duration, indoor set is with the described first preset duration value that is the first operational factor described in the timing acquisition of interval and described second operational factor and be stored on indoor set, and its difference is calculated after the value storing described first operational factor and described second operational factor, then according to the magnitude relationship of described difference and described first predetermined threshold value, the second predetermined threshold value, corresponding adjustment is made to wind shelves; After completing the adjustment of First air shelves, indoor set repeats aforesaid operations in units of described first preset duration, until described difference is less than or equal to the first predetermined threshold value and is more than or equal to the second predetermined threshold value.
The indoor machine wind shelves control method that the present invention proposes, in units of the first preset duration, timing judges the difference of the first operational factor and the second operational factor, with the magnitude relationship of predetermined threshold value, regulate indoor machine wind shelves to suitable wind shelves level range, avoid indoor set excessive output when described difference is larger because of fixing wind shelves, method is simple and be easy to realize.
Further, propose indoor machine wind shelves control method the 5th embodiment of the present invention based on the 4th embodiment, in the present embodiment, the span of described first variable is 1-4.
Described first variable regulates the rank difference of wind shelves for representing, in the present embodiment, the preferred value of described first variable is 1.When described first variable-value is 1, be then regulate step by step when regulating wind shelves, namely current wind shelves rank is increased by 1 or minimizing 1 by each adjustment operation.
The indoor machine wind shelves control method that the present invention proposes, adopt and regulate the mode of wind shelves to make adjustment to indoor machine wind shelves step by step, the more realistic adjustment situation of regulative mode, avoid accommodative excess and cause the excessive output of indoor set or indoor set refrigerating/heating dynamics inadequate.
The present invention also provides a kind of indoor machine wind shelves adjusting device, and as shown in Figure 2, show the high-level schematic functional block diagram of indoor machine wind shelves adjusting device first embodiment of the present invention, described device comprises:
Acquisition module 100, stores for the value that is interval timing acquisition indoor set first operational factor and the second operational factor with the first preset duration;
The value of described first preset duration is the desired value providing according to indoor set the factors such as refrigeration and the capacity of water heated, runnability, the day and night temperature of different regions and temperature in four seasons change comprehensively to be analyzed by lot of experimental data and choose, its span can be 5-10min, and described in different regions, the value of the first preset duration can choose different desired values according to actual conditions.
Described first operational factor/described second operational factor is temperature value, can be used for representing indoor heat exchanger temperature (as coil temperature), indoor set pressure and temp, indoor temperature, indoor set evaporating temperature, indoor set return air temperature, indoor objects temperature, indoor set target evaporating temperature etc., its value detects by the temperature sensor be arranged on indoor set and obtains, also can be a preset value in indoor set Default Value, a value that can also be arranged by terminals such as remote controller, mobile phone, panel computers for user.When described first operational factor is indoor set evaporating temperature, described second operational factor can be indoor set target evaporating temperature; When described first operational factor is indoor set return air temperature, described second operational factor can be indoor set evaporating temperature, etc.
The temperature sensor be arranged on indoor set can detect the real time temperature of respective chambers machine parts (as indoor set coil pipe), the described acquisition module 100 of described indoor set with the first preset duration for interval timing to obtain the value of corresponding one or more operational factor by temperature sensor, and obtained one or more operational parameter value and operational factor acquisition time point are stored on the memory of described indoor set, or read the value of the one or more operational factors be stored on described indoor set memory, carrying out practically parameter value obtain manner can be determined according to the actual requirements, no matter adopt the combination of which kind of obtain manner, its result obtained is the value obtaining corresponding first operational factor and the second operational factor.Wherein, described temperature sensor can be the equipment that temperature-sensitive bag, infrared temperature sensor etc. have temperature sensing function.
Computing module 200, for the second preset duration for interval timing calculates the difference of described first operational factor and described second operational factor in the corresponding time period;
Described second preset duration is the desired value chosen by analyzing according to lot of experimental data, for determining the difference every how long once calculating to obtain described first operational factor corresponding to the different time points that stores in the corresponding time period and described second operational factor.In the present embodiment, the value of described second preset duration is the integral multiple of described first preset duration, such as 1-3 doubly, when the value of described second preset duration is 1 times of described first preset duration, to there being a described difference in described second preset duration; When the value of described second preset duration is 3 times of described first preset duration, to there being 3 described differences in described second preset duration.
With identical time point for time zero, described acquisition module 100 obtains the value of one group of first operational factor and the second operational factor and stores after the first preset duration, described computing module 200 to obtain after the second preset duration in the corresponding time period comprise one or more groups first operational factor of corresponding stored and the value of the second operational factor on time point, and calculate the difference of corresponding one or more described first operational factor and described second operational factor.
Processing module 300, for when described difference is all greater than the first predetermined threshold value, with the value of the first variable for wind shelves rank difference increases wind shelves, or when described difference is all less than the second predetermined threshold value, with the value of the first variable for wind shelves rank difference reduces wind shelves.
Described first predetermined threshold value is a fixed value, and for representing the higher limit of described difference, its value can be 2,2.5,3 etc., determines according to the actual requirements; Described second predetermined threshold value is a fixed value, and for representing the lower limit of described difference, its value can be-3 ,-2.5 ,-2 etc., determines according to the actual requirements.Described first variable regulates the degree of current wind shelves for representing, as raised by current wind shelves 2 grades (the first variate-value is 2), or lowered by current wind shelves 3 grades (the first variate-value is-3) etc.
Suppose that described second preset duration is 3 times of described first preset duration, and with identical time point for time zero, then within the time period that second preset duration is corresponding to the value that should have 3 group of first operational factor and the second operational factor obtained in 3 the first preset duration cycles; Described computing module 200 calculates the difference of the second operational factor described in each described first operational factor of group and respective sets respectively, if calculate 3 groups of differences are all greater than described first predetermined threshold value, then processing module 300 described in indoor set controls wind shelves increases to reduce temperature; If calculate 3 groups of differences are all less than described second predetermined threshold value, then processing module 300 described in indoor set controls the reduction of wind shelves with raised temperature.
The indoor machine wind shelves adjusting device that the present invention proposes, two reasonable operational factors are preset according to the actual service condition of indoor set, timing calculate described two operational factors difference and in conjunction with the magnitude relationship of its difference and predetermined threshold value, the wind shelves of automatic adjustment indoor set do corresponding increasing or reduction, avoid indoor fan excessive output when described two operational factor temperature difference are larger because of fixing wind shelves, reach energy-conservation object.
Further, propose indoor machine wind shelves adjusting device second embodiment of the present invention based on the first embodiment, in the present embodiment, described first operational factor is indoor set evaporating temperature, and described second operational factor is indoor set target evaporating temperature; Described acquisition module 100 comprises:
First acquiring unit 101, for detecting the value obtaining described first operational factor by the first temperature sensor;
Second acquisition unit 102, for obtaining the value that default bivariate value is described second operational factor.
Described indoor set evaporating temperature can be determined according to indoor heat exchanger temperature, when adopt indoor heat exchanger temperature (as coil temperature) determine as described in indoor set evaporating temperature time, the coil pipe of indoor set arranges the first temperature sensor, as temperature-sensitive bag, described first acquiring unit 101 is passed through to obtain indoor set coil temperature, using the value of its temperature value as indoor set evaporating temperature.Be appreciated that, indoor set pressure and temperature relation can also be adopted to determine described indoor set evaporating temperature, when adopting indoor set pressure and temperature relation to determine described indoor set evaporating temperature, indoor set arranges pressure sensor, and according to the force value of the described pressure sensor obtained and the indoor set pressure preset and the temperature table of comparisons, the temperature value that obtains tabling look-up of the first acquiring unit 101 is as the value of described indoor set evaporating temperature.
Described indoor set target evaporating temperature can be the value preset in indoor set Default Value, also can be carried out by user a value arranging by terminals such as remote controller, mobile phone, panel computers, read bivariate value described in memory by second acquisition unit described in indoor set 102 and obtain.
The indoor machine wind shelves adjusting device that the present invention proposes, indoor set evaporating temperature is adopted to be the first operational factor, the indoor set target temperature preset is the second operational factor, the difference of indoor set evaporating temperature and indoor set target temperature and the magnitude relationship of predetermined threshold value is judged by timing, corresponding adjustment is made to indoor machine wind shelves, effective control indoor set evaporating temperature keeps the indoor set target temperature closing on user's expectation, avoid indoor fan excessive output when indoor set evaporating temperature differs larger with indoor set target evaporating temperature because of fixing wind shelves, simple to operate and be easy to realize.
Further, propose indoor machine wind shelves adjusting device the 3rd embodiment of the present invention based on the first embodiment, in the present embodiment, described first operational factor is indoor set return air temperature, and described second operational factor is indoor set evaporating temperature; Described acquisition module 100 comprises:
3rd acquiring unit 103, for being detected the value obtaining described first operational factor by the second temperature sensor, detects the value obtaining described second operational factor by three-temperature sensor.
Described indoor set return air temperature refers to the air themperature entering indoor set being detected acquisition by the second temperature sensor arranged at the return air inlet place of indoor set, and wherein, described second temperature sensor can be temperature-sensitive bag.
Described indoor set evaporating temperature can be determined according to indoor heat exchanger temperature, when adopt indoor heat exchanger temperature (as coil temperature) determine as described in indoor set evaporating temperature time, the coil pipe of indoor set arranges three-temperature sensor, as temperature-sensitive bag, described 3rd acquiring unit 103 is passed through to obtain indoor set coil temperature, using the value of its temperature value as indoor set evaporating temperature.Be appreciated that, indoor set pressure and temperature relation can also be adopted to determine described indoor set evaporating temperature, when adopting indoor set pressure and temperature relation to determine described indoor set evaporating temperature, indoor set arranges pressure sensor, and according to the force value of the described pressure sensor obtained and the indoor set pressure preset and the temperature table of comparisons, the temperature value that obtains tabling look-up of the 3rd acquiring unit 103 is as the value of described indoor set evaporating temperature.
The indoor machine wind shelves adjusting device that the present invention proposes, employing indoor set return air temperature is the first operational factor, indoor set evaporating temperature is the second operational factor, by judging that indoor set return air temperature makes corresponding adjustment to the difference of indoor set evaporating temperature and the magnitude relationship of predetermined threshold value to indoor machine wind shelves, effective control indoor machine wind shelves are operated within the scope of suitable wind shelves, avoid indoor fan excessive output when indoor set return air temperature differs larger with indoor set evaporating temperature because of fixing wind shelves, simple to operate and be easy to realize.
Further, with reference to Fig. 3, based on second or the 3rd embodiment indoor machine wind shelves adjusting device the 4th embodiment of the present invention is proposed, in the present embodiment, based on the embodiment described in Fig. 2, described indoor machine wind shelves adjusting device also comprises and arranges module 400, described arrange module 400 for:
The value of described first preset duration and the value of described second preset duration are set respectively, and described first preset duration is equal with the value of described second preset duration.
When described arrange module 400 arrange described first preset duration equal with the value of described second preset duration time, indoor set is with the described first preset duration value that is the first operational factor described in the timing acquisition of interval and described second operational factor and be stored on indoor set, and its difference is calculated after the value storing described first operational factor and described second operational factor, then according to the magnitude relationship of described difference and described first predetermined threshold value, the second predetermined threshold value, corresponding adjustment is made to wind shelves; After completing the adjustment of First air shelves, indoor set repeats aforesaid operations in units of described first preset duration, until described difference is less than or equal to the first predetermined threshold value and is more than or equal to the second predetermined threshold value.
The indoor machine wind shelves adjusting device that the present invention proposes, in units of the first preset duration, timing judges the difference of the first operational factor and the second operational factor, with the magnitude relationship of predetermined threshold value, regulate indoor machine wind shelves to suitable wind shelves level range, avoid indoor set excessive output when described difference is larger because of fixing wind shelves, simple to operate and be easy to realize.
Further, based on the 4th embodiment, indoor machine wind shelves adjusting device the 5th embodiment of the present invention is proposed, in the present embodiment, described arrange module 400 also for:
Arrange the value of described first variable, wherein, the span of described first variable is 1-4.
Described first variable regulates the rank difference of wind shelves for representing, in the present embodiment, the preferred settings of described first variable are 1.When described module 400 is set to arrange described first variable-value is 1 time, be then regulate step by step when regulating wind shelves, namely current wind shelves rank is increased by 1 or reduce 1 by each adjustment operation.
The indoor machine wind shelves adjusting device that the present invention proposes, adopt and regulate the mode of wind shelves to make adjustment to indoor machine wind shelves step by step, the more realistic adjustment situation of regulative mode, avoid accommodative excess and cause the excessive output of indoor set or indoor set refrigerating/heating dynamics inadequate.
The present invention also provides a kind of air conditioner room unit, as shown in Figure 4, shows the structural representation of air conditioner room unit first embodiment of the present invention.Described air conditioner room unit comprises indoor heat exchanger 10 and indoor fan 20, also comprises the indoor machine wind shelves adjusting device 30 described in above-mentioned any embodiment, and one or two temperature sensor 40 accordingly.
With reference to Fig. 4, be indoor set evaporating temperature in described first operational factor, when described second operational factor is indoor set target evaporating temperature, described air conditioner room unit comprises a temperature sensor 40, for detecting the temperature value of described indoor heat exchanger 10, to obtain the value of described first operational factor.Be appreciated that, be indoor set return air temperature in described first operational factor, when described second operational factor is indoor set evaporating temperature, described air conditioner room unit comprises two temperature sensors 40, and described two temperature sensors 40 are for detecting the temperature of indoor set associated components respectively to obtain the value of described first operational factor and described second operational factor accordingly.
Described indoor machine wind shelves adjusting device 30 is according to the value of described first operational factor being interval timing acquisition indoor set with the first preset duration and described second operational factor, by with the second preset duration for interval timing calculates the difference of described first operational factor and described second operational factor in the corresponding time period, when described difference is all greater than the first predetermined threshold value, increase with the rotation wind shelves that the value of the first variable controls described indoor fan 20 for wind shelves rank difference, or when described difference is all less than the second predetermined threshold value, reduce with the rotation wind shelves that the value of the first variable controls described indoor fan 20 for wind shelves rank difference.
The value of described first preset duration is the desired value providing according to indoor set the factors such as refrigeration and the capacity of water heated, runnability, the day and night temperature of different regions and temperature in four seasons change comprehensively to be analyzed by lot of experimental data and choose, its span can be 5-10min, and described in different regions, the value of the first preset duration can choose different desired values according to actual conditions.
Described first operational factor/described second operational factor is temperature value, can be used for representing indoor heat exchanger temperature (as coil temperature), indoor set pressure and temp, indoor temperature, indoor set evaporating temperature, indoor set return air temperature, indoor objects temperature, indoor set target evaporating temperature etc., its value detects by the temperature sensor 40 be arranged on indoor set and obtains, also can be a preset value in indoor set Default Value, a value that can also be arranged by terminals such as remote controller, mobile phone, panel computers for user.When described first operational factor is indoor set evaporating temperature, described second operational factor can be indoor set target evaporating temperature; When described first operational factor is indoor set return air temperature, described second operational factor can be indoor set evaporating temperature, etc.
The temperature sensor 40 be arranged on indoor set can detect the real time temperature of respective chambers machine parts (as indoor set coil pipe), described indoor set with the first preset duration for interval timing to obtain the value of corresponding one or more operational factor by temperature sensor 40, and obtained one or more operational parameter value and operational factor acquisition time point are stored on the memory of described indoor set, or read the value of the one or more operational factors be stored on described indoor set memory, carrying out practically parameter value obtain manner can be determined according to the actual requirements, no matter adopt the combination of which kind of obtain manner, its result obtained is the value obtaining corresponding first operational factor and the second operational factor.Wherein, described temperature sensor 40 can be the equipment that temperature-sensitive bag, infrared temperature sensor etc. have temperature sensing function.
Described second preset duration is the desired value chosen by analyzing according to lot of experimental data, for determining the difference every how long once calculating to obtain described first operational factor corresponding to the different time points that stores in the corresponding time period and described second operational factor.In the present embodiment, the value of described second preset duration is the integral multiple of described first preset duration, such as 1-3 doubly, when the value of described second preset duration is 1 times of described first preset duration, to there being a described difference in described second preset duration; When the value of described second preset duration is 3 times of described first preset duration, to there being 3 described differences in described second preset duration.
With identical time point for time zero, after the first preset duration, obtain the value of one group of first operational factor and the second operational factor and store, to obtain after the second preset duration in the corresponding time period comprise one or more groups first operational factor of corresponding stored and the value of the second operational factor on time point, and calculate the difference of corresponding one or more described first operational factor and described second operational factor.
Described first predetermined threshold value is a fixed value, and for representing the higher limit of described difference, its value can be 2,2.5,3 etc., determines according to the actual requirements; Described second predetermined threshold value is a fixed value, and for representing the lower limit of described difference, its value can be-3 ,-2.5 ,-2 etc., determines according to the actual requirements.Described first variable regulates the degree of current wind shelves for representing, as raised by current wind shelves 2 grades (the first variate-value is 2), or lowered by current wind shelves 3 grades (the first variate-value is-3) etc.
Suppose that described second preset duration is 3 times of described first preset duration, and with identical time point for time zero, then within the time period that second preset duration is corresponding to the value that should have 3 group of first operational factor and the second operational factor obtained in 3 the first preset duration cycles; Calculate the difference of the second operational factor described in each described first operational factor of group and respective sets respectively, if calculate 3 groups of differences are all greater than described first predetermined threshold value, then indoor set controls wind shelves increases to reduce temperature; If calculate 3 groups of differences are all less than described second predetermined threshold value, then indoor set controls the reduction of wind shelves with raised temperature.
The indoor set that the present invention proposes, two reasonable operational factors are preset according to actual service condition, timing calculate described two operational factors difference and in conjunction with the magnitude relationship of its difference and predetermined threshold value, the wind shelves of automatic adjustment indoor set do corresponding increasing or reduction, avoid indoor fan 20 excessive output when described two operational parameter values difference is larger because of fixing wind shelves, reach energy-conservation object.
It should be noted that, any embodiment of above-mentioned indoor machine wind shelves control method, device and air conditioner room unit is all applicable to the adjustment of air conditioner room unit when refrigeration or heating operation to wind shelves.
These are only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (11)
1. an indoor machine wind shelves control method, is characterized in that, described indoor machine wind shelves control method comprises:
The value being interval timing acquisition indoor set first operational factor and the second operational factor with the first preset duration also stores;
With the second preset duration for interval timing calculates the difference of described first operational factor and described second operational factor in the corresponding time period;
When described difference is all greater than the first predetermined threshold value, with the value of the first variable for wind shelves rank difference increases wind shelves, or when described difference is all less than the second predetermined threshold value, with the value of the first variable for wind shelves rank difference reduces wind shelves.
2. indoor machine wind shelves control method as claimed in claim 1, it is characterized in that, described first operational factor is indoor set evaporating temperature, described second operational factor is indoor set target evaporating temperature, and the value of described first operational factor detects acquisition by the first temperature sensor, the value of described second operational factor is default bivariate value.
3. indoor machine wind shelves control method as claimed in claim 1, it is characterized in that, described first operational factor is indoor set return air temperature, described second operational factor is indoor set evaporating temperature, and the value of the value of described first operational factor and described second operational factor detects obtain respectively by the second temperature sensor, three-temperature sensor.
4. indoor machine wind shelves control method as claimed in claim 2 or claim 3, it is characterized in that, described first preset duration is equal with the value of described second preset duration.
5. indoor machine wind shelves control method as claimed in claim 4, it is characterized in that, the span of described first variable is 1-4.
6. an indoor machine wind shelves adjusting device, is characterized in that, described indoor machine wind shelves adjusting device comprises:
Acquisition module, stores for the value that is interval timing acquisition indoor set first operational factor and the second operational factor with the first preset duration;
Computing module, for the second preset duration for interval timing calculates the difference of described first operational factor and described second operational factor in the corresponding time period;
Processing module, for when described difference is all greater than the first predetermined threshold value, with the value of the first variable for wind shelves rank difference increases wind shelves, or when described difference is all less than the second predetermined threshold value, with the value of the first variable for wind shelves rank difference reduces wind shelves.
7. indoor machine wind shelves adjusting device as claimed in claim 6, it is characterized in that, described first operational factor is indoor set evaporating temperature, and described second operational factor is indoor set target evaporating temperature; Described acquisition module comprises:
First acquiring unit, for detecting the value obtaining described first operational factor by the first temperature sensor;
Second acquisition unit, for obtaining the value that default bivariate value is described second operational factor.
8. indoor machine wind shelves adjusting device as claimed in claim 6, it is characterized in that, described first operational factor is indoor set return air temperature, and described second operational factor is indoor set evaporating temperature; Described acquisition module comprises:
3rd acquiring unit, for being detected the value obtaining described first operational factor by the second temperature sensor, detects the value obtaining described second operational factor by three-temperature sensor.
9. as claimed in claim 7 or 8 indoor machine wind shelves adjusting device, is characterized in that, described indoor machine wind shelves adjusting device also comprises and arranges module, described arrange module for:
The value of described first preset duration and the value of described second preset duration are set respectively, and described first preset duration is equal with the value of described second preset duration.
10. indoor machine wind shelves adjusting device as claimed in claim 9, is characterized in that, described arrange module also for:
Arrange the value of described first variable, wherein, the span of described first variable is 1-4.
11. 1 kinds of air conditioner room units, comprise indoor heat exchanger and indoor fan, it is characterized in that, described air conditioner room unit also comprises the indoor machine wind shelves adjusting device as described in any one of claim 6-10, and one or two temperature sensor accordingly.
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| CN105485859B (en) | 2018-09-04 |
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