CN109751741A - For the control method of air pipe type air-conditioner, device and air pipe type air-conditioner - Google Patents
For the control method of air pipe type air-conditioner, device and air pipe type air-conditioner Download PDFInfo
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- CN109751741A CN109751741A CN201811645905.9A CN201811645905A CN109751741A CN 109751741 A CN109751741 A CN 109751741A CN 201811645905 A CN201811645905 A CN 201811645905A CN 109751741 A CN109751741 A CN 109751741A
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Abstract
The present invention relates to air conditioner technical fields, disclose a kind of control method for air pipe type air-conditioner, device and air pipe type air-conditioner, by when air pipe type air-conditioner is in calm sense operational mode, obtain the coil temperature of the indoor heat exchanger of air pipe type air-conditioner, and change the running frequency of adjustment compressor according to coil temperature, with this realize the tube temperature of heat exchanger indoors due to it is too low cause leaving air temp too low when, adjustment compressor operating frequency appropriate is to improve its leaving air temp or prevent leaving air temp from further declining, prevent the generation for leading to condensed water since leaving air temp is too low, the user experience is improved.
Description
Technical field
The present invention relates to air conditioner technical fields, and in particular, to a kind of control method for air pipe type air-conditioner, dress
It sets and air pipe type air-conditioner.
Background technique
At present in the calm sense function of being applied to air pipe type air-conditioner, because when executing this function, in cooling mode
The monsoon intensity that goes out of air conditioner is lower, and is easy to produce condensation dripping phenomenon, influences the experience that user is under calm sense function with this.
Summary of the invention
The purpose of embodiment of the present invention is to provide a kind of for the control method of air pipe type air-conditioner, device and wind pipe type
Air conditioner solves user experience caused by condensation water problems to solve existing air pipe type air-conditioner under calm sense functional mode
Feel the problem of difference.
To achieve the goals above, a kind of control method for air pipe type air-conditioner, control method are provided in the present invention
Include:
In the case where air pipe type air-conditioner is in calm sense operational mode, the indoor heat exchanger of air pipe type air-conditioner is obtained
Coil temperature；
Change the running frequency of adjustment compressor according to coil temperature.
Optionally, include: according to the running frequency that coil temperature changes adjustment compressor
Determine the variation tendency of coil temperature；
The running frequency of the compressor of air pipe type air-conditioner is adjusted according to variation tendency.
Optionally, include: according to the running frequency that variation tendency adjusts compressor
In the case where variation tendency is that temperature rises, execute at least one of following:
In the case where coil temperature is less than the first predetermined temperature, running frequency is reduced；
In the case where coil temperature is greater than the second predetermined temperature, running frequency is increased, wherein second
Predetermined temperature is greater than the first predetermined temperature；
In the case where coil temperature is between the first predetermined temperature and the second predetermined temperature, frequency is remained operational.
Optionally, in the case where coil temperature is less than the first predetermined temperature, reducing running frequency includes:
In the case where coil temperature is in the first temperature range, running frequency is reduced into the first predeterminated frequency value；
In the case where coil temperature is in the second temperature section higher than the first temperature range, running frequency is reduced by the
Two predeterminated frequency values, wherein the second predeterminated frequency value is less than the first predeterminated frequency value.
Optionally, include: according to the running frequency that variation tendency adjusts compressor
In the case where variation tendency is that temperature declines, execute at least one of following:
In the case where coil temperature is less than third predetermined temperature, running frequency is reduced；
In the case where coil temperature is greater than four predetermined temperatures, running frequency is increased, wherein the 4th
Predetermined temperature is greater than third predetermined temperature；
In the case where coil temperature is between third predetermined temperature and the 4th predetermined temperature, frequency is remained operational.
Optionally, in the case where coil temperature is less than third predetermined temperature, reducing running frequency includes:
In the case where coil temperature is in third temperature range, running frequency is reduced into third predeterminated frequency value；
In the case where coil temperature is in four temperature range higher than third temperature range, running frequency is reduced by the
Four predeterminated frequency values, wherein the 4th predeterminated frequency value is less than third predeterminated frequency value.
Optionally, above-mentioned control method further include:
The humidity of environment where obtaining air pipe type air-conditioner；
The modifying factor for being used for running frequency is determined according to humidity；
It is modified using adjustment amount of the modifying factor to running frequency.
Optionally, modifying factor is associated with the humidity section where humidity.
Optionally, running frequency is adjusted between minimum operating frequency and maximum running frequency.
Optionally, above-mentioned control method further include: the adjustment to running frequency is periodically, wherein for operation is reduced
The adjustment period of frequency was less than for the adjustment period for increasing running frequency.
To achieve the goals above, the present invention also provides a kind of control device for air pipe type air-conditioner, control is filled
It sets and includes:
Coil temperature sensor, the coil temperature of the indoor heat exchanger for detecting air pipe type air-conditioner；
Controller is configured to: in the case where air pipe type air-conditioner is in calm sense operational mode, being passed from coil temperature
Sensor receives the coil temperature of the indoor heat exchanger of the air pipe type air-conditioner detected；Change adjustment wind pipe type according to coil temperature
The running frequency of the compressor of air conditioner.
Optionally, control device be configured to according to coil temperature change adjustment compressor running frequency include:
Determine the variation tendency of coil temperature；
The running frequency of compressor is adjusted according to variation tendency.
Optionally, controller be configured to according to variation tendency adjust compressor running frequency include:
In the case where variation tendency is that temperature rises, execute at least one of following:
In the case where coil temperature is less than the first predetermined temperature, running frequency is reduced；
In the case where coil temperature is greater than the second predetermined temperature, running frequency is increased, wherein second
Predetermined temperature is greater than the first predetermined temperature；
In the case where coil temperature is between the first predetermined temperature and the second predetermined temperature, frequency is remained operational.
Optionally, controller is configured in the case where coil temperature is less than the first predetermined temperature, reduces running frequency
Include:
In the case where coil temperature is in the first temperature range, running frequency is reduced into the first predeterminated frequency value；
In the case where coil temperature is in the second temperature section higher than the first temperature range, running frequency is reduced by the
Two predeterminated frequency values, wherein the second predeterminated frequency value is less than the first predeterminated frequency value.
Optionally, controller be configured to according to variation tendency adjust compressor running frequency include:
In the case where variation tendency is that temperature declines, execute at least one of following:
In the case where coil temperature is less than third predetermined temperature, running frequency is reduced；
In the case where coil temperature is greater than four predetermined temperatures, running frequency is increased, wherein the 4th
Predetermined temperature is greater than third predetermined temperature；
In the case where coil temperature is between third predetermined temperature and the 4th predetermined temperature, frequency is remained operational.
Optionally, controller is configured to reduce running frequency in the case where coil temperature is less than third predetermined temperature
Include:
In the case where coil temperature is in third temperature range, running frequency is reduced into third predeterminated frequency value；
In the case where coil temperature is in four temperature range higher than third temperature range, running frequency is reduced by the
Four predeterminated frequency values, wherein the 4th predeterminated frequency value is less than third predeterminated frequency value.
Optionally, control device further includes humidity sensor, for the humidity in room where detecting air pipe type air-conditioner, control
Device processed is further configured to: the humidity of environment where obtaining air pipe type air-conditioner；The amendment for being used for running frequency is determined according to humidity
The factor；It is modified using adjustment amount of the modifying factor to running frequency.
Optionally, modifying factor is associated with the humidity section where humidity.
Optionally, running frequency is adjusted between minimum operating frequency and maximum running frequency.
Optionally, controller is further configured to:
Adjustment to running frequency is periodically, to increase wherein being less than to be directed to for the adjustment period for reducing running frequency
The adjustment period of running frequency.
To achieve the goals above, the present invention also provides a kind of air pipe type air-conditioner, which includes upper
The control device for air pipe type air-conditioner stated.
Through the above technical solutions, the control method for air pipe type air-conditioner of the invention, by when wind pipe type sky
When device being adjusted to be in calm sense operational mode, the coil temperature of the indoor heat exchanger of air pipe type air-conditioner is obtained, and according to coil pipe temperature
The running frequency of degree variation adjustment compressor, realizes that the tube temperature of heat exchanger indoors causes leaving air temp too low due to too low with this
When, adjustment compressor operating frequency appropriate is to improve its leaving air temp or prevent leaving air temp from further declining, it is therefore prevented that
Lead to the generation of condensed water since leaving air temp is too low, the user experience is improved.
Other features and advantages of the present invention will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
The drawings are intended to provide a further understanding of the invention, and constitutes part of specification, with following tool
Body embodiment is used to explain the present invention embodiment together, but is not construed as limiting the invention.In the accompanying drawings:
Fig. 1-Fig. 2 is that structure of the embodiment of the present invention for the air pipe type air-conditioner of the control method of air pipe type air-conditioner is shown
It is intended to；
Fig. 3 is control flow chart of the embodiment of the present invention for the control method of air pipe type air-conditioner；
Fig. 4 is variation according to coil temperature of the embodiment of the present invention for the control method of air pipe type air-conditioner to compression
The schematic diagram that the running frequency of machine is adjusted；
Fig. 5 is control flow chart of the embodiment of the present invention for the 3rd embodiment of the control method of air pipe type air-conditioner；
Fig. 6 is the schematic diagram that the running frequency for the team's compressor being added after modifying factor in Fig. 4 is adjusted；
Fig. 7 is block diagram of the embodiment of the present invention for the control device of air pipe type air-conditioner；
Fig. 8 is the composition block diagram of the air pipe type air-conditioner of the embodiment of the present invention.
Specific embodiment
Below in conjunction with attached drawing, detailed description of the preferred embodiments.It should be understood that this place is retouched
The specific embodiment stated is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
It is to be appreciated that if relating to directionality instruction (such as up, down, left, right, before and after ...) in the embodiment of the present invention,
Then directionality instruction be only used for explain under a certain particular pose (as shown in the picture) between each component relative positional relationship,
Motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, being somebody's turn to do " first ", " second " etc. if relating to the description of " first ", " second " etc. in the embodiment of the present invention
Description be used for description purposes only, be not understood to indicate or imply its relative importance or implicitly indicate indicated skill
The quantity of art feature." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one spy
Sign.It in addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
It is enough realize based on, will be understood that the knot of this technical solution when conflicting or cannot achieve when occurs in the combination of technical solution
Conjunction is not present, also not the present invention claims protection scope within.
The embodiment of the present invention proposes a kind of control method for air pipe type air-conditioner, and the structure of the air pipe type air-conditioner is such as
Shown in Fig. 1-2, which includes fuselage 50 and the wind outlet panel 10 that is mounted at the air outlet of fuselage 50, in fuselage
Heat exchanger 20 is installed in 50 inside, and heat exchanger 20 is arranged close to air outlet, is mounted with spiral case component 40 in the rear side of heat exchanger 20,
Blower 30 is installed in the inside of spiral case component 40, to provide externally air-supply.Vertical 12 He of wind guide strip is installed in wind outlet panel 10
Horizontal wind guide strip 11, to carry out the adjustment of vertical direction air-supply and horizontal direction air-supply.12 and/or horizontal on vertical wind deflector
Perforative micropore can be also opened up on wind deflector 11, to disperse air-flow of blowing, reduces blast intensity, realized calm under refrigeration mode
The air supply pattern of sense further cooperates on horizontal wind guide strip 11 and/or vertical wind deflector 12 swing under the calm sense mode
Outlet air is blocked in angle, realization, and air-out direction is avoided to be directly toward user, so that with the imperceptible cold wind of user blows to,
The experience effect of calm sense is realized with this.As shown in figure 3, being used for the first of the control method of air pipe type air-conditioner in the present invention
In embodiment, the control method based on above-mentioned air pipe type air-conditioner includes:
Step S310, in the case where air pipe type air-conditioner is in calm sense operational mode, air pipe type air-conditioner is obtained
The coil temperature of indoor heat exchanger；
Step S320, change the running frequency of the compressor of adjustment air pipe type air-conditioner according to coil temperature.
When air conditioner is in calm sense mode, can also further control operating air velocity can be reduced, it is therefore intended that be reduced
Blast intensity avoids cold wind from blowing to user, and at this time the running frequency of air conditioner will not change or change it is small, thus export
Refrigerating capacity remains unchanged substantially, makes cold wind and extraneous hot-air exchange near the wind guide strip of air conditioner in this case
Frequently, generation condensed water is easily led at the low wind speed, drips from wind guide strip, user experience is affected with this.
To solve the above problems, passing through the coil temperature of the indoor heat exchanger of acquisition air pipe type air-conditioner in the present embodiment
T2, especially by setting, the sensor of Tube Sheet of Heat Exchanger road detects to obtain indoors, then according to the variation tune of coil temperature T2
The running frequency of whole compressor.Such as when judging coil temperature T2 temperature when reducing and lower than preset temperature, surface is empty at this time
It adjusts the cold wind temperature of device blowout lower, there is the risk for generating condensed water, therefore the running frequency of compressor is turned up at this time, prevent
Coil temperature T2 is further decreased or is slightly promoted coil temperature T2, and the generation of condensed water is prevented with this, is solved above-mentioned
Air pipe type air-conditioner improves user experience the problem of being easy to appear condensed water under calm sense mode.
Further, the first embodiment based on the above-mentioned control method for air pipe type air-conditioner, is used in the present invention
In the second embodiment of the control method of air pipe type air-conditioner, the above-mentioned running frequency for changing adjustment compressor according to coil temperature
Include:
Determine the variation tendency of coil temperature；
The running frequency of compressor is adjusted according to variation tendency.
By determining the variation tendency of coil temperature, temperature is in rising or downward trend, and can further tie
The temperature changing speed in liter or downward trend is closed, it can be achieved that accurately being adjusted to compressor operating frequency, with this
Realize that the wind speed for accurately preventing air conditioner from blowing out supercooling leads to the generation of condensed water.
Specifically, including: according to the running frequency that variation tendency adjusts compressor
In the case where variation tendency is that temperature rises, execute at least one of following:
In the case where coil temperature is less than the first predetermined temperature, running frequency is reduced；
In the case where coil temperature is greater than the second predetermined temperature, running frequency is increased, wherein second
Predetermined temperature is greater than the first predetermined temperature；
In the case where coil temperature is between the first predetermined temperature and the second predetermined temperature, frequency is remained operational.
In the case where variation tendency is that temperature declines, execute at least one of following:
In the case where coil temperature is less than third predetermined temperature, running frequency is reduced；
In the case where coil temperature is greater than four predetermined temperatures, running frequency is increased, wherein the 4th
Predetermined temperature is greater than third predetermined temperature；
In the case where coil temperature is between third predetermined temperature and the 4th predetermined temperature, frequency is remained operational.
The above-mentioned rule of running frequency for adjusting compressor according to variation tendency specifically refers to shown in Fig. 4, and in the figure the
One predetermined temperature is d DEG C in figure, and the second predetermined temperature is f DEG C in figure, and third predetermined temperature is c DEG C in figure, and the 4th is pre-
Determining temperature is e DEG C in figure.In the case where coil temperature is to rise in the case that coil temperature T2 is less than d DEG C, fortune is reduced
Line frequency increases running frequency in the case that coil temperature T2 is greater than f DEG C, and coil temperature T2 be in d DEG C and f DEG C it
Between when, running frequency remains unchanged.And in the case where coil temperature is decline in the case that coil temperature T2 is less than c DEG C,
Reduce running frequency, when coil temperature T2 be greater than e DEG C in the case where, increase running frequency, and coil temperature T2 be in c DEG C and
When between e DEG C, running frequency is remained unchanged.
At least three temperature spots are set when temperature rises and temperature declines by above-mentioned, thus when by raising and lowering
Temperature is divided at least three or more temperature range, running frequency is reduced in the relatively low section of temperature, in the suitable area of temperature
Between remain operational that frequency is constant, increase running frequency in the section of temperature drift, realizing with this can pass through when temperature is lower
Reducing running frequency prevents indoor heat exchanger temperature from crossing too low as low as this leaving air temp to generate condensed water, and in coil temperature
Have when rising to higher and increase running frequency promotion refrigeration effect, so that both effectively preventing condensing in the case where calm sense runs module
The generation of water, in turn ensures the refrigeration effect in room, promotes user experience with this.
Further, in the case where coil temperature is rising and coil temperature is less than the first predetermined temperature, operation is reduced
Frequency includes: that running frequency is reduced the first predeterminated frequency value in the case where coil temperature is in the first temperature range；In disk
In the case that tube temperature degree is in the second temperature section higher than the first temperature range, running frequency is reduced into the second predeterminated frequency
Value, wherein the second predeterminated frequency value is less than the first predeterminated frequency value.Also coil temperature is subdivided less than the first predetermined temperature
For at least two temperature ranges, as that d DEG C less than the first predetermined temperature of coil temperature T2 of range will be added the in Fig. 4
Five b DEG C of predetermined temperatures are divided into b-d DEG C of second temperature section, and the first temperature range less than b DEG C, in second temperature area
Between when running frequency reduce the second predeterminated frequency value, in the first temperature range running frequency reduce the first predeterminated frequency value, this
In the second predeterminated frequency value less than the first predeterminated frequency value so that when coil temperature is lower, to the running frequency of compressor
Reduction is more, to reinforce inhibiting bringing the risk of condensed water when reducing more to coil temperature, to play preferably in nothing
Anti-condensation effect under wind sense mode.
In addition, reducing running frequency in the case where coil temperature is decline and coil temperature is less than third predetermined temperature
It include: that running frequency is reduced into third predeterminated frequency value in the case where coil temperature is in third temperature range；In coil pipe temperature
In the case that degree is in the 4th temperature range higher than third temperature range, running frequency is reduced into the 4th predeterminated frequency value,
In the 4th predeterminated frequency value be less than third predeterminated frequency value.Also coil temperature is less than third predetermined temperature to be sub-divided at least
For two temperature ranges, make a reservation for as that coil temperature T2 will be less than the range of c DEG C of third predetermined temperature in Fig. 4 being added the 6th
A DEG C of temperature, it is divided into a-c DEG C of the 4th temperature range, and the third temperature range less than a DEG C, in the 4th temperature range luck
Line frequency reduces the 4th predeterminated frequency value, and in third temperature range, running frequency reduces third predeterminated frequency value, and here the 4th
Predeterminated frequency value is less than third predeterminated frequency value, so that getting over when coil temperature is lower to the running frequency reduction of compressor
It is more, to reinforce inhibiting bringing the risk of condensed water when reducing more to coil temperature, to play preferably in calm sense mould
Anti-condensation effect under formula.
It is worth noting that above-mentioned second predeterminated frequency value and the 4th predeterminated frequency value may be the same or different, on
Stating the first predeterminated frequency value and third predeterminated frequency value may be the same or different.In Fig. 4, the second predeterminated frequency value and
4th predeterminated frequency value is all identical Δ f2, and the first predeterminated frequency value and third predeterminated frequency value are all identical Δ f1.On
It states in the case where coil temperature is rises and coil temperature is greater than raised running frequency in the case where the second predetermined temperature
Value, and in the case where coil temperature is decline, in the case where coil temperature is greater than four predetermined temperatures, raised operation is frequently
Rate can be the same or different, and is identical in Fig. 4, is all the 5th predeterminated frequency value Δ f3.
Further, the first or second embodiments based on the above-mentioned control method for air pipe type air-conditioner, in this hair
In the 3rd embodiment of the bright control method for air pipe type air-conditioner, as shown in figure 5, above-mentioned control method further include:
Step S510, the humidity of environment where obtaining air pipe type air-conditioner；
Step S520, the modifying factor for being used for running frequency is determined according to humidity；
Step S530, it is modified using adjustment amount of the modifying factor to running frequency.
In above-mentioned steps, air pipe type air-conditioner obtains the humidity in room by humidity sensor, determines according to humidity
It for the modifying factor of running frequency, can specifically be calculated using empirical equation, such as use fitting formula relevant to humidity, or
Person is divided into N number of humidity section by the way of tabling look-up, by humidity, and each section corresponds to a modifying factor, as shown in the table,
Wherein Hucr indicates the humidity detected, and HUM_n indicates that the upper lower limit value in humidity section, γ n are modifying factor:
Wherein when the humidity in above-mentioned humidity section is bigger, corresponding modifying factor γ n is bigger.That is modifying factor in above table
Sub- 1 < γ of γ, 2 < ... < γ n.
When being modified using adjustment amount of the modifying factor to running frequency, can by modifying factor with above-mentioned first and
To the adjustment amount of running frequency such as the first, second predeterminated frequency value Δ f1, Δ f2, Δ f3 obtained in second embodiment, by upper
The relevant calculating formula of the modifying factor γ n stated obtains, such as Δ f1=α 1* γ n, Δ f2=α 2* γ n, Δ f3=α 3* γ n,
Wherein α 1, α 2 and α 3 are design factor.In this way for Fig. 4 be added modifying factor and calculate the factor after with coil temperature to operation
The schematic diagram that frequency is adjusted is as shown in Figure 6.
Due to it is above-mentioned compressor operating frequency is adjusted when joined the modifying factor obtained by humidity to adjustment
Amount is modified, and makes adjustment amount consider current room humidity factor with this, so that adjustment amount is more accurate, thus to cold
The inhibitory effect of condensate is more preferable.
It is current in order to avoid adjusting the excessive air-conditioning that unanimously affects to running frequency when being adjusted to running frequency
Refrigerating operaton ability causes user uncomfortable, a section further can be arranged to running frequency adjusted, that is, limit and adjust
The maximin fmax and fmin of running frequency after whole are no longer adjusted when being more than maximum value, when lower than minimum value also not
It adjusts again.
Further, being adjusted by above-mentioned first to third any one embodiment to running frequency and then
Be delayed preset time, and again according to the rule adjustment running frequency in above-described embodiment after preset time, i.e., to operation frequency
It is periodic when the adjustment of rate.
Further, it is above-mentioned running frequency is adjusted when, for reduce running frequency the adjustment period can set
It is set to the adjustment period being less than for running frequency is increased.Because to running frequency carry out reduce adjustment when, tube temperature temperature compared with
It is low to be easy to cause generation condensed water, it is therefore desirable to which that the adjustment running frequency of related frequency prevents tube temperature from continuing decline and generates condensation
Water；And when carrying out increasing adjustment to running frequency, tube temperature temperature is higher without the risk of generation condensed water, at this time can be with
The relatively slow period adjusts running frequency.
The embodiment of the present invention also proposes a kind of control device for air pipe type air-conditioner, as shown in fig. 7, the control device
Including coil temperature sensor 3 and controller 1, the interior that wherein coil temperature sensor 3 is used to detect air pipe type air-conditioner is changed
The coil temperature T2 of hot device；In the first embodiment of the control device of air pipe type air-conditioner of the present invention, controller 1 is configured
At: in the case where air pipe type air-conditioner is in calm sense operational mode, the air hose detected is received from coil temperature sensor 2
The coil temperature T2 of the indoor heat exchanger of formula air conditioner；Change the compressor of adjustment air pipe type air-conditioner according to coil temperature T2
Running frequency.
When air conditioner is in calm sense mode, can also further control operating air velocity can be reduced, it is therefore intended that be reduced
Blast intensity avoids cold wind from blowing to user, and at this time the running frequency of air conditioner will not change or change it is small, thus export
Refrigerating capacity remains unchanged substantially, makes cold wind and extraneous hot-air exchange near the wind guide strip of air conditioner in this case
Frequently, generation condensed water is easily led at the low wind speed, drips from wind guide strip, user experience is affected with this.
To solve the above problems, passing through the coil temperature of the indoor heat exchanger of acquisition air pipe type air-conditioner in the present embodiment
T2, especially by setting, the sensor of Tube Sheet of Heat Exchanger road detects to obtain indoors, then according to the variation tune of coil temperature T2
The running frequency of whole compressor.Such as when judging coil temperature T2 temperature when reducing and lower than preset temperature, surface is empty at this time
It adjusts the cold wind temperature of device blowout lower, there is the risk for generating condensed water, therefore the running frequency of compressor is turned up at this time, prevent
Coil temperature T2 is further decreased or is slightly promoted coil temperature T2, and the generation of condensed water is prevented with this, is solved above-mentioned
Air pipe type air-conditioner improves user experience the problem of being easy to appear condensed water under calm sense mode.
Further, the first embodiment based on the above-mentioned control device for air pipe type air-conditioner, is used in the present invention
In the second embodiment of the control device of air pipe type air-conditioner, control device is configured to change adjustment compression according to coil temperature
The running frequency of machine comprises determining that the variation tendency of coil temperature；The running frequency of compressor is adjusted according to variation tendency.
By determining the variation tendency of coil temperature, temperature is in rising or downward trend, and can further tie
The temperature changing speed in liter or downward trend is closed, it can be achieved that accurately being adjusted to compressor operating frequency, with this
Realize that the wind speed for accurately preventing air conditioner from blowing out supercooling leads to the generation of condensed water.
Specifically, including: according to the running frequency that variation tendency adjusts compressor
In the case where variation tendency is that temperature rises, execute at least one of following:
In the case where coil temperature is less than the first predetermined temperature, running frequency is reduced；
In the case where coil temperature is greater than the second predetermined temperature, running frequency is increased, wherein second
Predetermined temperature is greater than the first predetermined temperature；
In the case where coil temperature is between the first predetermined temperature and the second predetermined temperature, frequency is remained operational.
In the case where variation tendency is that temperature declines, execute at least one of following:
In the case where coil temperature is less than third predetermined temperature, running frequency is reduced；
In the case where coil temperature is greater than four predetermined temperatures, running frequency is increased, wherein the 4th
Predetermined temperature is greater than third predetermined temperature；
In the case where coil temperature is between third predetermined temperature and the 4th predetermined temperature, frequency is remained operational.
The above-mentioned rule of running frequency for adjusting compressor according to variation tendency specifically refers to shown in Fig. 4, and in the figure the
One predetermined temperature is d DEG C in figure, and the second predetermined temperature is f DEG C in figure, and third predetermined temperature is c DEG C in figure, and the 4th is pre-
Determining temperature is e DEG C in figure.In the case where coil temperature is to rise in the case that coil temperature T2 is less than d DEG C, fortune is reduced
Line frequency increases running frequency in the case that coil temperature T2 is greater than f DEG C, and coil temperature T2 be in d DEG C and f DEG C it
Between when, running frequency remains unchanged.And in the case where coil temperature is decline in the case that coil temperature T2 is less than c DEG C,
Reduce running frequency, when coil temperature T2 be greater than e DEG C in the case where, increase running frequency, and coil temperature T2 be in c DEG C and
When between e DEG C, running frequency is remained unchanged.
At least three temperature spots are set when temperature rises and temperature declines by above-mentioned, thus when by raising and lowering
Temperature is divided at least three or more temperature range, running frequency is reduced in the relatively low section of temperature, in the suitable area of temperature
Between remain operational that frequency is constant, increase running frequency in the section of temperature drift, realizing with this can pass through when temperature is lower
Reducing running frequency prevents indoor heat exchanger temperature from crossing too low as low as this leaving air temp to generate condensed water, and in coil temperature
Have when rising to higher and increase running frequency promotion refrigeration effect, so that both effectively preventing condensing in the case where calm sense runs module
The generation of water, in turn ensures the refrigeration effect in room, promotes user experience with this.
Further, in the case where coil temperature is rising and coil temperature is less than the first predetermined temperature, operation is reduced
Frequency includes: that running frequency is reduced the first predeterminated frequency value in the case where coil temperature is in the first temperature range；In disk
In the case that tube temperature degree is in the second temperature section higher than the first temperature range, running frequency is reduced into the second predeterminated frequency
Value, wherein the second predeterminated frequency value is less than the first predeterminated frequency value.Also coil temperature is subdivided less than the first predetermined temperature
For at least two temperature ranges, as that d DEG C less than the first predetermined temperature of coil temperature T2 of range will be added the in Fig. 4
Five b DEG C of predetermined temperatures are divided into b-d DEG C of second temperature section, and the first temperature range less than b DEG C, in second temperature area
Between when running frequency reduce the second predeterminated frequency value, in the first temperature range running frequency reduce the first predeterminated frequency value, this
In the second predeterminated frequency value less than the first predeterminated frequency value so that when coil temperature is lower, to the running frequency of compressor
Reduction is more, to reinforce inhibiting bringing the risk of condensed water when reducing more to coil temperature, to play preferably in nothing
Anti-condensation effect under wind sense mode.
In addition, reducing running frequency in the case where coil temperature is decline and coil temperature is less than third predetermined temperature
It include: that running frequency is reduced into third predeterminated frequency value in the case where coil temperature is in third temperature range；In coil pipe temperature
In the case that degree is in the 4th temperature range higher than third temperature range, running frequency is reduced into the 4th predeterminated frequency value,
In the 4th predeterminated frequency value be less than third predeterminated frequency value.Also coil temperature is less than third predetermined temperature to be sub-divided at least
For two temperature ranges, make a reservation for as that coil temperature T2 will be less than the range of c DEG C of third predetermined temperature in Fig. 4 being added the 6th
A DEG C of temperature, it is divided into a-c DEG C of the 4th temperature range, and the third temperature range less than a DEG C, in the 4th temperature range luck
Line frequency reduces the 4th predeterminated frequency value, and in third temperature range, running frequency reduces third predeterminated frequency value, and here the 4th
Predeterminated frequency value is less than third predeterminated frequency value, so that getting over when coil temperature is lower to the running frequency reduction of compressor
It is more, to reinforce inhibiting bringing the risk of condensed water when reducing more to coil temperature, to play preferably in calm sense mould
Anti-condensation effect under formula.
It is worth noting that above-mentioned second predeterminated frequency value and the 4th predeterminated frequency value may be the same or different, on
Stating the first predeterminated frequency value and third predeterminated frequency value may be the same or different.In Fig. 4, the second predeterminated frequency value and
4th predeterminated frequency value is all identical Δ f2, and the first predeterminated frequency value and third predeterminated frequency value are all identical Δ f1.On
It states in the case where coil temperature is rises and coil temperature is greater than raised running frequency in the case where the second predetermined temperature
Value, and in the case where coil temperature is decline, in the case where coil temperature is greater than four predetermined temperatures, raised operation is frequently
Rate can be the same or different, and is identical in Fig. 4, is all the 5th predeterminated frequency value Δ f3.
Further, the first or second embodiments based on the above-mentioned control device for air pipe type air-conditioner, in this hair
In the 3rd embodiment of the bright control device for air pipe type air-conditioner, as shown in fig. 7, control device further includes humidity sensor
Device, for the humidity in room where detecting air pipe type air-conditioner, above controller is further configured to: obtaining the air-duct-type air-conditioner
The humidity of environment where device, the modifying factor for being used for running frequency is determined according to the humidity, using the modifying factor to institute
The adjustment amount for stating running frequency is modified.
In above-mentioned configuration step, the modifying factor for being used for running frequency is being determined according to humidity, can specifically use experience
Formula calculates, and such as uses fitting formula relevant to humidity, or by the way of tabling look-up, humidity is divided into N number of humidity province
Between, the corresponding modifying factor in each section, as shown in the table, wherein Hucr indicates the humidity detected, and HUM_n indicates humidity
The upper lower limit value in section, γ n are modifying factor:
Wherein when the humidity in above-mentioned humidity section is bigger, corresponding modifying factor γ n is bigger.That is modifying factor in above table
Sub- 1 < γ of γ, 2 < ... < γ n.
When being modified using adjustment amount of the modifying factor to running frequency, can by modifying factor with above-mentioned first and
To the adjustment amount of running frequency such as the first, second predeterminated frequency value Δ f1, Δ f2, Δ f3 obtained in second embodiment, by upper
The relevant calculating formula of the modifying factor γ n stated obtains, such as Δ f1=α 1* γ n, Δ f2=α 2* γ n, Δ f3=α 3* γ n,
Wherein α 1, α 2 and α 3 are design factor.In this way for Fig. 4 be added modifying factor and calculate the factor after with coil temperature to operation
The schematic diagram that frequency is adjusted is as shown in Figure 6.
Due to it is above-mentioned compressor operating frequency is adjusted when joined the modifying factor obtained by humidity to adjustment
Amount is modified, and makes adjustment amount consider current room humidity factor with this, so that adjustment amount is more accurate, thus to cold
The inhibitory effect of condensate is more preferable.
It is current in order to avoid adjusting the excessive air-conditioning that unanimously affects to running frequency when being adjusted to running frequency
Refrigerating operaton ability causes user uncomfortable, a section further can be arranged to running frequency adjusted, that is, limit and adjust
The maximin fmax and fmin of running frequency after whole are no longer adjusted when being more than maximum value, when lower than minimum value also not
It adjusts again.
Further, being adjusted by above-mentioned first to third any one embodiment to running frequency and then
Be delayed preset time, and again according to the rule adjustment running frequency in above-described embodiment after preset time, i.e., to operation frequency
It is periodic when the adjustment of rate.
Further, it is above-mentioned running frequency is adjusted when, for reduce running frequency the adjustment period can set
It is set to the adjustment period being less than for running frequency is increased.Because to running frequency carry out reduce adjustment when, tube temperature temperature compared with
It is low to be easy to cause generation condensed water, it is therefore desirable to which that the adjustment running frequency of related frequency prevents tube temperature from continuing decline and generates condensation
Water；And when carrying out increasing adjustment to running frequency, tube temperature temperature is higher without the risk of generation condensed water, at this time can be with
The relatively slow period adjusts running frequency.
The present invention also proposes a kind of air pipe type air-conditioner, which includes above-mentioned control device, the air hose
The composition block diagram of formula air conditioner is as shown in figure 8, include indoor unit 200 and outdoor unit 100, wherein indoor unit 200 includes indoor unit
Controller 211, indoor temperature transmitter 214, coil temperature sensor 215, humidity sensor 216, inner blower 212 and wind guide strip
213；Outdoor unit 100 includes outdoor unit controllable 120, four-way valve 110, outer blower 140, condenser temperature sensor 150, room
Outer temperature sensor 160, driven compressor module 120 and compressor load 130.
Wherein indoor machine controller 211 senses after the setting mode such as refrigeration mode for receiving user from room temperature
Device 214 reception detect room temperature T1, from coil temperature sensor 215 reception detect indoor heat exchanger coil temperature T2,
Wind velocity signal control inner blower 212 is generated with this to run, and is controlled wind guide strip 213 and be rocked to predetermined angle, while generating compression
Machine control instruction and mode instruction are sent to outdoor unit control by being connected to indoor unit 200 and the direct connection of outdoor unit 100
Device 120 processed, outdoor controller 120 control the movement of four-way valve 110 according to above-metioned instruction, while from condenser temperature sensor
150 receive the temperature T3 of the outdoor condenser heat exchanger detected, receive the outdoor environment detected from outer temperature sensor 160
Temperature T4 controls outer blower 140 according to above-mentioned temperature value T3 and T4 and compressor control instruction and mode instruction and runs, and same
When control driven compressor module 120 with drive compressor 130 run, with finally realize indoor unit 200 send out refrigeration air quantity pair
Room cools down.
After user is further provided with calm sense mode, changed in the also further receiving chamber of indoor machine controller 211 at this time
The coil temperature for the air pipe type air-conditioner that hot device coil temperature T2 is detected, and determined according to the variation of the coil temperature to compression
The adjustment amount of the running frequency of machine then receives humidity in the room that humidity sensor 216 detects, is determined with this according to humidity
The modifying factor of the running frequency of compressor, and the adjustment amount is modified according to modifying factor, then according to revised
Adjustment amount adjusts the running frequency of compressor, and sends instructing comprising the compressor control of compressor operating frequency adjusted
To outdoor controller 120, compressor 130 is controlled with this and is run according to frequency adjusted.Passed through with this in air-duct-type air-conditioner
Device is adjusted the running frequency of compressor when being under calm sense mode, and the interior machine for solving air pipe type air-conditioner is easy
The problem of existing condensed water, improve user experience.
Presently filed embodiment additionally provides computer program product, including program instruction, which is controlled
Device enables the controller to realize any controlling party for air pipe type air-conditioner in above embodiment when executing
Method.
Presently filed embodiment additionally provides storage medium, is stored thereon with computer-readable instruction, which can
It enables the controller to execute when reading instruction is executed by a controller any described empty for wind pipe type in above embodiment
Adjust the control method of device.
It will be appreciated by those skilled in the art that realizing that all or part of the steps in above embodiment method is can to lead to
Program is crossed to instruct relevant hardware and complete, which is stored in a storage medium, including some instructions use so that
One (can be single-chip microcontroller, chip etc.) or processor (processor) execute each embodiment the method for the application
All or part of the steps.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only
Memory), random access memory (RAM, Random Access Memory), magnetic or disk etc. are various can store journey
The medium of sequence code.
In addition, any combination can also be carried out between a variety of different embodiments of the application embodiment, as long as its
Without prejudice to the thought of the application embodiment, the application embodiment disclosure of that equally should be considered as.
Claims (21)
1. a kind of control method for air pipe type air-conditioner, which is characterized in that the control method includes:
In the case where air pipe type air-conditioner is in calm sense operational mode, the indoor heat exchanger of the air pipe type air-conditioner is obtained
Coil temperature；
The running frequency of the compressor of the air pipe type air-conditioner is adjusted according to coil temperature variation.
2. control method as described in claim 1, which is characterized in that described to change adjustment compressor according to the coil temperature
Running frequency include:
Determine the variation tendency of the coil temperature；
The running frequency of the compressor is adjusted according to the variation tendency.
3. control method as claimed in claim 2, which is characterized in that the fortune for adjusting compressor according to the variation tendency
Line frequency includes:
In the case where the variation tendency is that temperature rises, execute at least one of following:
In the case where the coil temperature is less than the first predetermined temperature, the running frequency is reduced；
In the case where the coil temperature is greater than the second predetermined temperature, the running frequency is increased,
Wherein second predetermined temperature is greater than first predetermined temperature；
In the case where the coil temperature is between first predetermined temperature and second predetermined temperature, described in holding
Running frequency.
4. control method as claimed in claim 3, which is characterized in that in feelings of the coil temperature less than the first predetermined temperature
Under condition, reducing the running frequency includes:
In the case where the coil temperature is in the first temperature range, the running frequency is reduced into the first predeterminated frequency value；
In the case where the coil temperature is in the second temperature section higher than first temperature range, by the operation frequency
Rate reduces the second predeterminated frequency value, wherein second predeterminated frequency value is less than first predeterminated frequency value.
5. control method as claimed in claim 2, which is characterized in that described to adjust the compressor according to the variation tendency
Running frequency include:
In the case where the variation tendency is that temperature declines, execute at least one of following:
In the case where the coil temperature is less than third predetermined temperature, the running frequency is reduced；
In the case where the coil temperature is greater than four predetermined temperatures, the running frequency is increased,
Wherein the 4th predetermined temperature is greater than the third predetermined temperature；
In the case where the coil temperature is between the third predetermined temperature and the 4th predetermined temperature, described in holding
Running frequency.
6. control method as claimed in claim 5, which is characterized in that be less than the feelings of third predetermined temperature in the coil temperature
Under condition, reducing the running frequency includes:
In the case where the coil temperature is in third temperature range, the running frequency is reduced into third predeterminated frequency value；
In the case where the coil temperature is in four temperature range higher than the third temperature range, by the operation frequency
Rate reduces the 4th predeterminated frequency value, wherein the 4th predeterminated frequency value is less than the third predeterminated frequency value.
7. the control method as described in any one of claim 1 to 6, which is characterized in that further include:
The humidity of environment where obtaining the air pipe type air-conditioner；
The modifying factor for being used for running frequency is determined according to the humidity；
It is modified using adjustment amount of the modifying factor to the running frequency.
8. control method as claimed in claim 7, which is characterized in that the humidity province where the modifying factor and the humidity
Between be associated.
9. the control method as described in any one of claim 1 to 6, which is characterized in that the running frequency is in minimum fortune
It is adjusted between line frequency and maximum running frequency.
10. control method as claimed in claim 3 or 5, which is characterized in that further include: the adjustment to the running frequency is
Periodically, wherein being less than for the adjustment period for reducing the running frequency for the adjustment week for increasing the running frequency
Phase.
11. a kind of control device for air pipe type air-conditioner, which is characterized in that the control device includes:
Coil temperature sensor, the coil temperature of the indoor heat exchanger for detecting the air pipe type air-conditioner；
Controller is configured to:
In the case where air pipe type air-conditioner is in calm sense operational mode, received from coil temperature sensor described in detecting
The coil temperature of the indoor heat exchanger of air pipe type air-conditioner；
The running frequency of the compressor of the air pipe type air-conditioner is adjusted according to coil temperature variation.
12. control device as claimed in claim 11, which is characterized in that the control device is configured to according to the coil pipe
Temperature change adjustment compressor running frequency include:
Determine the variation tendency of the coil temperature；
The running frequency of the compressor is adjusted according to the variation tendency.
13. control device as claimed in claim 12, which is characterized in that the controller is configured to be become according to the variation
Gesture adjustment compressor running frequency include:
In the case where the variation tendency is that temperature rises, execute at least one of following:
In the case where the coil temperature is less than the first predetermined temperature, the running frequency is reduced；
In the case where the coil temperature is greater than the second predetermined temperature, the running frequency is increased,
Wherein second predetermined temperature is greater than first predetermined temperature；
In the case where the coil temperature is between first predetermined temperature and second predetermined temperature, described in holding
Running frequency.
14. control device as claimed in claim 13, which is characterized in that the controller is configured in the coil temperature
In the case where less than the first predetermined temperature, reducing the running frequency includes:
In the case where the coil temperature is in the first temperature range, the running frequency is reduced into the first predeterminated frequency value；
In the case where the coil temperature is in the second temperature section higher than first temperature range, by the operation frequency
Rate reduces the second predeterminated frequency value, wherein second predeterminated frequency value is less than first predeterminated frequency value.
15. control device as claimed in claim 12, which is characterized in that the controller is configured to be become according to the variation
The running frequency that gesture adjusts the compressor includes:
In the case where the variation tendency is that temperature declines, execute at least one of following:
In the case where the coil temperature is less than third predetermined temperature, the running frequency is reduced；
In the case where the coil temperature is greater than four predetermined temperatures, the running frequency is increased,
Wherein the 4th predetermined temperature is greater than the third predetermined temperature；
In the case where the coil temperature is between the third predetermined temperature and the 4th predetermined temperature, described in holding
Running frequency.
16. control device as claimed in claim 15, which is characterized in that the controller is configured in the coil temperature
In the case where less than third predetermined temperature, reducing the running frequency includes:
In the case where the coil temperature is in third temperature range, the running frequency is reduced into third predeterminated frequency value；
In the case where the coil temperature is in four temperature range higher than the third temperature range, by the operation frequency
Rate reduces the 4th predeterminated frequency value, wherein the 4th predeterminated frequency value is less than the third predeterminated frequency value.
17. the control device as described in claim 11 to 16 any one, which is characterized in that the control device further includes wet
Sensor is spent, for the humidity in room where detecting the air pipe type air-conditioner, the controller is further configured to:
The humidity of environment where obtaining the air pipe type air-conditioner；
The modifying factor for being used for running frequency is determined according to the humidity；
It is modified using adjustment amount of the modifying factor to the running frequency.
18. control device as claimed in claim 17, which is characterized in that the humidity where the modifying factor and the humidity
Section is associated.
19. the control device as described in claim 11 to 16 any one, which is characterized in that the running frequency is in minimum fortune
It is adjusted between line frequency and maximum running frequency.
20. the control device as described in claim 13 or 15, which is characterized in that the controller is further configured to:
Adjustment to the running frequency is periodically, to be directed to wherein being less than for the adjustment period for reducing the running frequency
Increase the adjustment period of the running frequency.
21. a kind of air pipe type air-conditioner, which is characterized in that the air pipe type air-conditioner includes as claim 11 to 20 is any one
The control device for air pipe type air-conditioner described in.
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| CN201811645905.9A CN109751741B (en) | 2018-12-29 | 2018-12-29 | Control method and device for air duct type air conditioner and air duct type air conditioner |
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|---|---|---|---|
| CN201811645905.9A CN109751741B (en) | 2018-12-29 | 2018-12-29 | Control method and device for air duct type air conditioner and air duct type air conditioner |
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| WO2021143562A1 (en) * | 2020-01-16 | 2021-07-22 | 青岛海尔空调器有限总公司 | Air conditioner control method, and air conditioner |
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