CN109708194A - Power stepless adjusting method and regulating system and electric heater and its temperature control method - Google Patents
Power stepless adjusting method and regulating system and electric heater and its temperature control method Download PDFInfo
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Abstract
The present invention relates to a kind of power stepless adjusting method and regulating systems and electric heater and its temperature control method, and wherein power stepless adjusting method is the following steps are included: obtain the temperature difference absolute value △ T between ambient temperature value T1 and preset temperature value T2；Current coefficient K is obtained according to temperature difference absolute value △ T, wherein the current coefficient K increases with the reduction of the temperature difference absolute value △ T, and is become larger with the rate △ K that the reduction current coefficient K of the temperature difference absolute value △ T increases；Output current value I is adjusted according to the changing rule of the temperature difference absolute value △ T and the current coefficient K, and then adjust output power value P, so that environment temperature gradually levels off to preset temperature, to effectively avoid occurring temperature in temperature adjustment process stirring larger situation.
Description
Technical field
The present invention relates to appliance fields, more particularly to a kind of power stepless adjusting method, power stepless regulating system, electricity
Warmer temperature control method and electric heater.
Background technique
As the improvement of people's living standards, electric heater is widely used as a kind of heating system.In electric heater
Multiple heaters are typically provided with, by adjusting the number for the heater for participating in heating during use, and adjust electric heater
Heat supply temperature.And in order to reduce energy consumption as far as possible, use cost is reduced, equipped with temperature setting function in general electric heater
Can, stop heating when temperature reaches setting value, is reheated again when temperature is lower than setting value a certain range, it is this frequently to open
It is poor to change the comfort that the mode of heating temperature uses user to close heater.
Summary of the invention
Based on this, it is necessary to provide a kind of power stepless adjusting method, power stepless regulating system, electric heater temperature and adjust
Method and electric heater, to improve the comfort that user uses.
A kind of power stepless adjusting method, comprising the following steps:
Obtain the temperature difference absolute value △ T between ambient temperature value T1 and preset temperature value T2；
Current coefficient K is obtained according to temperature difference absolute value △ T, wherein the current coefficient K is with the temperature difference absolute value △ T's
Reduce and increase, and is become larger with the rate △ K that the reduction current coefficient K of the temperature difference absolute value △ T increases；
Output current value I is adjusted according to the changing rule of the temperature difference absolute value △ T and the current coefficient K, and then is adjusted
Whole output power value P, so that environment temperature gradually levels off to preset temperature.
Above scheme provides a kind of power stepless adjusting method, in order to enable environment temperature levels off to preset temperature, when
When detecting unequal between ambient temperature value T1 and preset temperature value T2, by ambient temperature value T1 and preset temperature value T2 it
Between temperature difference absolute value △ T obtain current coefficient K, then according to temperature absolute value △ T and current coefficient K calculating current value I, into
And obtain output power value P.It is absolute by the temperature when environment temperature is greater than preset temperature during practical adjustments
The current value I that value △ T and current coefficient K is calculated is smaller, so that output power value reduces, environment temperature is reduced.But in temperature
During reduction, the temperature difference absolute value △ T is gradually reduced, and the current coefficient K is gradually increased, and as the temperature difference is absolute
The rate △ K that the reduction current coefficient K of value △ T increases becomes larger, and output current value I is then according to the temperature difference absolute value
The changing rule of △ T and current coefficient K and change, to realize the step-less adjustment of output power value P.When environment temperature is greater than in advance
If when temperature, the current value I calculated by the temperature absolute value △ T and current coefficient K is larger, so that output power value increases
Greatly, environment temperature increases.And during environment temperature is raised, temperature difference absolute value △ T is gradually decreased, and the current coefficient
K is gradually increased, and as the rate △ K that the reduction current coefficient K of temperature difference absolute value △ T increases becomes larger, output electricity
Flow valuve I then changes according to the changing rule of the temperature difference absolute value △ T and current coefficient K, to realize output power value P's
Step-less adjustment.And environment temperature is made to be not in larger when leveling off to preset temperature by the step-less adjustment of output power value
Temperature fluctuation.
The power stepless adjusting method is further comprising the steps of in one of the embodiments:
Interval time △ t obtains a temperature difference absolute value △ T.
The output current value I=△ T × K in one of the embodiments, the output power value P=I2× R,
Described in R be resistance value.
In one of the embodiments, when the ambient temperature value T1 is greater than the preset temperature value T2, the temperature difference is absolute
Value △ T=△ T1=T1-T2, current coefficient K=K1；
When the ambient temperature value T1 is less than the preset temperature value T2, temperature difference absolute value △ T=△ T2=T2-T1,
Current coefficient K=K2, in △ T1=△ T2, K2 > K1.
In one of the embodiments, when the ambient temperature value T1 is greater than the preset temperature value T2, the output
Current value I is less than or equal to 3A.
A kind of power stepless regulating system, including control module, regulating current device and output power module, the control
Module and the regulating current device are electrically connected, and the regulating current device and the output power module are electrically connected；
The control module is used to obtain the temperature difference absolute value △ T between ambient temperature value T1 and preset temperature value T2, and
Current coefficient K is obtained according to temperature difference absolute value △ T, wherein the current coefficient K increases with the reduction of the temperature difference absolute value △ T
Greatly, and with the rate △ K that the reduction current coefficient K of the temperature difference absolute value △ T increases it becomes larger, then according to
The size of temperature difference absolute value △ T and the size of current coefficient K calculate the size of corresponding current value I, and give the current regulation
Device sends corresponding electric signal；
The current regulating module adjusts the size of current for inputting the output power module based on the received electrical signal,
The output power module then adjusts the size of output power according to size of current.
Above scheme provides a kind of power stepless regulating system, by using the control module, when in use according to
The preparation method of temperature difference absolute value and current coefficient executes step in any of the above-described power stepless adjusting method as described in the examples
Suddenly, the final size according to the current value I being calculated sends corresponding electric signal, the electric current to the regulating current device
Adjustment module adjusts the size of current for inputting the output power module based on the received electrical signal, realizes output power value
Step-less adjustment improves the comfort used so that environment temperature temperature when leveling off to preset temperature is stirred smaller.
The power stepless regulating system further includes temperature detecting module and input module in one of the embodiments,
The temperature detecting module and the input module are electrically connected with the control module, and the temperature detecting module is for examining
Environment temperature to be surveyed, and ambient temperature value T1 is transmitted to the control module, the input module is used to receive preset temperature value,
And preset temperature value T2 is transmitted to the control module.
The power stepless regulating system further includes display module in one of the embodiments, for showing the ring
Border temperature value T1 and preset temperature value T2.
A kind of electric heater temperature control method, comprising the following steps:
Obtain the temperature difference absolute value △ T between ambient temperature value T1 and preset temperature value T2；
Current coefficient K is obtained according to temperature difference absolute value △ T, wherein the current coefficient K is with the temperature difference absolute value △ T's
Reduce and increase, and the rate △ K that the current coefficient K increases becomes larger；
The heater of input electric heater is adjusted according to the changing rule of the temperature difference absolute value △ T and the current coefficient K
Electric current, and then adjust the heating temperature of the heater.
Above scheme provides a kind of electric heater temperature control method, when environment temperature and preset temperature be not identical, obtains
The temperature difference absolute value △ T between ambient temperature value T1 and preset temperature value T2 is obtained, electric current is then obtained according to temperature difference absolute value △ T
COEFFICIENT K, and then the size of current for inputting heating element of electric heater is calculated according to temperature difference absolute value △ T and current coefficient K, so that
The heating temperature of heater reduces, so that environment temperature levels off to preset temperature, i.e., so that temperature difference absolute value △ T gradually subtracts
It is small.And during temperature difference absolute value △ T is gradually reduced, current coefficient K increases with the reduction of the temperature difference absolute value △ T
Greatly, and the rate △ K of current coefficient K increase becomes larger, and inputs the electric current of the heater of electric heater by the temperature difference
Absolute value △ T and current coefficient determine, so that the step-less adjustment of heater power is realized, so that the heating temperature of heater is becoming
Be not in during change it is larger stir so that user does not feel as the cataclysm of environment temperature, to improve use
Comfort.
The ambient temperature value T1 is that the temperature that temperature sensing package obtains in the electric heater is passed through in one of the embodiments,
It is obtained after Bias Correction.
The ambient temperature value T1 is the environment temperature at electric heater 1m in one of the embodiments,.
The electric heater temperature control method is further comprising the steps of in one of the embodiments:
Judge the size between ambient temperature value T1 and preset temperature value T2；
When ambient temperature value T1 is less than preset temperature value T2, according to the temperature difference absolute value △ T and the current coefficient K
Changing rule adjustment input electric heater heater electric current, and then the heating temperature of the heater is turned up；
When ambient temperature value T1 reaches preset temperature value T2, current heating temperature is maintained to work；
When ambient temperature value T1 is greater than preset temperature value T2, according to the temperature difference absolute value △ T and the current coefficient K
Changing rule adjustment input electric heater heater electric current so that input heating element of electric heater electric current be less than or equal to 3A,
And then reduce the heating temperature of the heater.
Specific time triggering in interval once judges ambient temperature value T1 and preset temperature value T2 in one of the embodiments,
Between size the step of.
A kind of electric heater, including control unit, current regulator and heater, described control unit and the current regulation
Device is electrically connected, and the current regulator is in parallel with the heater, and described control unit can use above-mentioned electric heater temperature
It spends adjusting method and obtains output current value I, and corresponding electric signal is sent to the current regulator, the current regulator root
The electric current for inputting the heater is adjusted according to the electric signal that described control unit is sent.
Above scheme provides a kind of electric heater, during use, when environment temperature is not consistent with preset temperature,
Control unit obtains output current value I according to above-mentioned electric heater temperature control method, and the current regulator is according to
The size of current that the electric signal of control unit adjusts the input heater makes so as to adjust the heating temperature of the heater
Environment temperature gradually levels off to preset temperature.And environment temperature is during leveling off to preset temperature, described control unit
By using above-mentioned electric heater temperature control method, so that the power of the heater realizes step-less adjustment, the fever of heater
Temperature be not in during variation it is larger stir so that user does not feel as the cataclysm of environment temperature, thus
Improve the comfort used.
The heater is multiple in one of the embodiments, and multiple heaters are in parallel, each heater with it is described
Current regulator is in parallel.
The electric heater further includes display in one of the embodiments, the display and described control unit electricity
Property connection, for showing current environmental temperature and preset temperature.
Detailed description of the invention
Fig. 1 is the flow chart of power stepless adjusting method described in the present embodiment；
Fig. 2 is the schematic diagram of power stepless regulating system described in the present embodiment；
Fig. 3 is the schematic diagram of electric heater described in the present embodiment；
Fig. 4 is the structural schematic diagram of electric heater described in the present embodiment.
Description of symbols:
10, electric heater, 11, control unit, 12, current regulator, 13, heater, 14, display.
Specific embodiment
As shown in Figure 1, providing a kind of power stepless adjusting method in one embodiment, comprising the following steps:
Obtain the temperature difference absolute value △ T between ambient temperature value T1 and preset temperature value T2；When environment temperature is greater than setting
When temperature, the temperature difference absolute value △ T=T1-T2；When environment temperature is less than preset temperature, the temperature difference absolute value △ T=
T2-T1。
Current coefficient K is obtained according to temperature difference absolute value △ T, wherein the current coefficient K is with the temperature difference absolute value △ T's
Reduce and increase, and is become larger with the rate △ K that the reduction current coefficient K of the temperature difference absolute value △ T increases；
Output current value I is adjusted according to the changing rule of the temperature difference absolute value △ T and the current coefficient K, and then is adjusted
Whole output power value P, so that environment temperature gradually levels off to preset temperature.
And in order to reach corresponding temperature regulation effect, when environment temperature is greater than preset temperature, in order to reduce environment temperature
Degree, the current value I obtained at this time according to the temperature difference absolute value △ T and current coefficient K is smaller, is, for example, less than 3A, can mention
The heat of confession is lower, only maintains whole energized state；When environment temperature is less than preset temperature, in order to promote environment temperature
Degree, the current value I obtained at this time according to the temperature difference absolute value △ T and current coefficient K is larger, that is, passes through the heat provided that is powered
It is higher, so that environment temperature increases, gradually approached to preset temperature.Although that is, no matter environment temperature be greater than preset temperature
In the case where, or in the case where environment temperature is less than preset temperature, the current coefficient K is with temperature difference absolute value △ T
Reduction and increase, and as the rate that the reduction current coefficient K of temperature difference absolute value △ T increases becomes larger, but in the case of two kinds
Numerical relation between the current coefficient K and the temperature difference absolute value △ T is of different sizes.Both when environment temperature is greater than default temperature
When spending, the size of the current coefficient K and the size of temperature difference absolute value △ T make current value I be in lower state, but work as
When environment temperature is greater than preset temperature, the current value I that current coefficient K and temperature difference absolute value △ T are obtained is larger, corresponding power compared with
Greatly, can achieve the effect that improve environment temperature.If ambient temperature value T1 to be greater than to the electric current system when preset temperature value T2
Number is defined as K1, and temperature difference absolute value is △ T1=T1-T2, and ambient temperature value T1 is less than to the electric current when preset temperature value T2
Coefficient is defined as K2, and temperature difference absolute value is △ T2=T2-T1, then in △ T1=△ T2, K2 > K1.
In order to enable environment temperature levels off to preset temperature, when detecting between ambient temperature value T1 and preset temperature value T2
When unequal, current coefficient K is obtained by the temperature difference absolute value △ T between ambient temperature value T1 and preset temperature value T2, then
According to temperature absolute value △ T and current coefficient K calculating current value I, and then obtain output power value P.During practical adjustments,
When environment temperature is greater than preset temperature, the current value I calculated by the temperature absolute value △ T and current coefficient K is smaller, makes
Obtaining output power value reduces, and environment temperature reduces.But during temperature reduces, the temperature difference absolute value △ T gradually subtracts
It is small, and the current coefficient K is gradually increased, and the rate △ increased with the reduction current coefficient K of temperature difference absolute value △ T
K becomes larger, and output current value I then changes according to the changing rule of the temperature difference absolute value △ T and current coefficient K, thus
Realize the step-less adjustment of output power value P.When environment temperature is greater than preset temperature, pass through the temperature absolute value △ T and electricity
It is larger to flow the current value I that COEFFICIENT K calculates, so that output power value increases, environment temperature is increased.And in the raised mistake of environment temperature
Cheng Zhong, the temperature difference absolute value △ T are gradually decreased, and the current coefficient K is gradually increased, and with the reduction of temperature difference absolute value △ T
The rate △ K that the current coefficient K increases becomes larger, and output current value I is then according to the temperature difference absolute value △ T and electric current system
It counts the changing rule of K and changes, to realize the step-less adjustment of output power value P.And the step-less adjustment for passing through output power value
So that environment temperature is not in larger temperature fluctuation when leveling off to preset temperature.
Further, during step-less adjustment, the detection of the ambient temperature value T1 and acquisition process are that interval is certain
Time implements once, such as a detection ambient temperature value T1, the ambient temperature value T1 and preset temperature that will test per minute
Value is compared, and finally obtains the power that should be exported this moment.That is, a temperature difference absolute value △ T is obtained at interval of time △ t,
The change procedure of examinations temperature difference absolute value realizes the step-less adjustment of output power accordingly.
Specifically, in one embodiment, the output current value I, output power value P and current coefficient K and the temperature difference are exhausted
To the relationship between value △ T are as follows: the output current value I=△ T × K, the output power value P=I2× R, wherein the R
For resistance value.
Further, as shown in Fig. 2, another embodiment provides a kind of power stepless regulating system, including control
Molding block, regulating current device and output power module, the control module and the regulating current device are electrically connected, described
Regulating current device and the output power module are electrically connected；
The control module is used to obtain the temperature difference absolute value △ T between ambient temperature value T1 and preset temperature value T2, and
Current coefficient K is obtained according to temperature difference absolute value △ T, wherein the current coefficient K increases with the reduction of the temperature difference absolute value △ T
Greatly, and with the rate △ K that the reduction current coefficient K of the temperature difference absolute value △ T increases it becomes larger, then according to
The size of temperature difference absolute value △ T and the size of current coefficient K calculate the size of corresponding current value I, and give the current regulation
Device sends corresponding electric signal；
The current regulating module adjusts the size of current for inputting the output power module based on the received electrical signal,
The output power module then adjusts the size of output power according to size of current.
Above scheme provides a kind of power stepless regulating system, by using the control module, when in use according to
The preparation method of temperature difference absolute value and current coefficient executes step in any of the above-described power stepless adjusting method as described in the examples
Suddenly, the final size according to the current value I being calculated sends corresponding electric signal, the electric current to the regulating current device
Adjustment module adjusts the size of current for inputting the output power module based on the received electrical signal, realizes output power value
Step-less adjustment improves the comfort used so that environment temperature temperature when leveling off to preset temperature is stirred smaller.
Specifically, in one embodiment, the power stepless regulating system further includes temperature detecting module and input mould
Block, the temperature detecting module and the input module are electrically connected with the control module.The temperature detecting module will
The ambient temperature value T1 detected is transmitted to the control module, and the input module is used to receive preset temperature value, and will be pre-
If temperature value T2 is transmitted to the control module.
After user preset good preset temperature value T2, temperature detecting module separated in time detects an environment temperature,
And the ambient temperature value T1 that will test is sent to control module, control module calculates the output power at each moment accordingly, real
The step-less adjustment of existing power.
In order to enable the change procedure of environment temperature is more intuitive, display module can also be further set, being used for will be each
The ambient temperature value T1 and preset temperature value T2 at a moment are shown.
Further, a kind of electric heater temperature control method is provided in another embodiment, comprising the following steps:
Obtain the temperature difference absolute value △ T between ambient temperature value T1 and preset temperature value T2；
Current coefficient K is obtained according to temperature difference absolute value △ T, wherein the current coefficient K is with the temperature difference absolute value △ T's
Reduce and increase, and the rate △ K that the current coefficient K increases becomes larger；
The fever of input electric heater 10 is adjusted according to the changing rule of the temperature difference absolute value △ T and the current coefficient K
The electric current of body 13, and then adjust the heating temperature of the heater 13.
Above scheme provides a kind of electric heater temperature control method, when environment temperature and preset temperature be not identical, obtains
The temperature difference absolute value △ T between ambient temperature value T1 and preset temperature value T2 is obtained, electric current is then obtained according to temperature difference absolute value △ T
COEFFICIENT K, so it is big according to the electric current that the heater 13 of input electric heater 10 is calculated in temperature difference absolute value △ T and current coefficient K
It is small, so that the heating temperature of heater 13 reduces, so that environment temperature levels off to preset temperature, i.e., so that temperature difference absolute value
△ T is gradually reduced.And during temperature difference absolute value △ T is gradually reduced, current coefficient K is with the temperature difference absolute value △ T's
Reduce and increase, and the rate △ K that the current coefficient K increases becomes larger, and inputs the electricity of the heater 13 of electric heater 10
Stream is determined by the temperature difference absolute value △ T and current coefficient, so that the step-less adjustment of 13 power of heater is realized, so that heater
13 heating temperature be not in during variation it is larger stir so that user does not feel as the rapid of environment temperature
Become, to improve the comfort used.
By using the mode of step-less adjustment, electric heater 10 does not have to change the hair for participating in fever during temperature change
13 numbers of hot body, and directly change the output power of each heater 13 by step-less adjustment, it realizes the adjusting of temperature, mentions
The comfort that high user uses.
Specifically, in the heater 13 of electric heater 10 between the size of electric current and the temperature difference absolute value △ T and current coefficient K
Relationship are as follows: current value I=△ T × K.And then the output power P=I of the heater 13 of electric heater 102× R, wherein the R is hair
The resistance value of hot body 13.
Further, in one embodiment, the ambient temperature value T1 is that temperature sensing package obtains in the electric heater 10
Temperature obtains after Bias Correction.So that calculating the temperature difference absolute value △ T obtained is more in line with user's real experiences.One
As had differences between 10 temperature sensing package of the electric heater temperature value detected and the temperature value of the practical body-sensing of user, therefore will be by inclined
Basis of the ambient temperature value T1 as temperature adjustment process after difference correction, enables to adjustment process to be more in line with practical feelings
Condition.
For example, in one embodiment, the ambient temperature value T1 is the environment temperature at electric heater 1m.It is general to use
The preset temperature that family is set it is expected the temperature experienced as user, but the temperature that 10 temperature sensing package of electric heater detects is electric heater
The temperature of 10 adstante febres itself, there are difference with the practical temperature experienced of user, and by by the ring at electric heater 1m
Ambient temperature value T1 when border temperature is adjusted as temperature enables to temperature adjustment process to be more close to the users demand, into one
Step improves user experience.
Certainly, if electric heater 10 in actual use, spacing between user and electric heater 10 is based on environmental factor
There are the ambient temperature value T1 when particularity, can be done to the base calculated after corresponding Bias Correction as temperature difference absolute value
Plinth.And Bias Correction here refers to that the ambient temperature value T1 is what 10 temperature sensing package of electric heater detected under each temperature environment
Temperature value, which is done, to be obtained after the correction of certain difference, but in the case where varying environment temperature value T1, the difference of correction can have
Institute is different, i.e., environment temperature and electric heating when the temperature value difference that 10 temperature sensing package of electric heater detects, at electric heater 1m
Difference is deviated between the temperature value that device 10 detects, but is changed anyway, the environment temperature for calculating temperature difference absolute value
Value T1 is the ambient temperature value at electric heater 1m.
Further, in one embodiment, 10 temperature control method of electric heater is further comprising the steps of:
Judge the size between ambient temperature value T1 and preset temperature value T2；
When ambient temperature value T1 is less than preset temperature value T2, according to the temperature difference absolute value △ T and the current coefficient K
Changing rule adjustment input electric heater 10 heater 13 electric current, and then the heating temperature of the heater 13 is turned up, this
When current coefficient K and temperature difference absolute value △ T between calculated relationship enable to the electric current for inputting the heater 13 larger, send out
Hot body 13 can generate higher heat, to improve environment temperature；
When ambient temperature value T1 reaches preset temperature value T2, current heating temperature is maintained to work；
When ambient temperature value T1 is greater than preset temperature value T2, according to the temperature difference absolute value △ T and the current coefficient K
Changing rule adjustment input electric heater 10 heater 13 electric current so that input 10 heater 13 of electric heater electric current be less than
Equal to 3A, and then reduce the heating temperature of the heater 13.
And above-mentioned temperature level deterministic process will be triggered in a certain time interval once, so that electric heater 10
Temperature stir smaller, further increase the comfort that user uses.
Further, as shown in figure 3, providing a kind of electric heater 10 In yet another embodiment, including control unit 11,
Current regulator 12 and heater 13, described control unit 11 and the current regulator 12 are electrically connected, the current regulation
Device 12 is in parallel with the heater 13, and described control unit 11 can be obtained defeated using above-mentioned 10 temperature control method of electric heater
Current value I out, and corresponding electric signal is sent to the current regulator 12, the current regulator 12 is single according to the control
The electric signal that member 11 is sent adjusts the electric current for inputting the heater 13.
Above scheme provides a kind of electric heater 10, during use, when environment temperature is not consistent with preset temperature
When, control unit 11 obtains output current value I according to above-mentioned 10 temperature control method of electric heater, and the current regulator 12
The size of current for inputting the heater 13 is adjusted, according to the electric signal of described control unit 11 so as to adjust the heater 13
Heating temperature so that environment temperature gradually levels off to preset temperature.And environment temperature is during leveling off to preset temperature,
Described control unit 11 is by using above-mentioned 10 temperature control method of electric heater, so that the power realization of the heater 13 is stepless
Adjust, the heating temperature of heater 13 be not in during variation it is larger stir so that user does not feel as
The cataclysm of environment temperature, to improve the comfort used.
Further, in one embodiment, as shown in Figure 3 and Figure 4, the heater 13 is multiple, multiple heaters
13 is in parallel, and each heater 13 is in parallel with the current regulator 12.I.e. during use each heater 13 by
To the control and regulation output power of described control unit 11, so that 10 temperature adjustment process of electric heater mainly passes through each heater
The control of 13 heating temperature realizes, rather than merely by switching the number of heating power body 13 to realize, and then effectively keep away
Exempted from environment temperature stir it is biggish happen, improve comfort.
Further, in one embodiment, as shown in figure 3, the electric heater 10 further includes display 14, the display
Device 14 and described control unit 11 are electrically connected, for showing current environmental temperature and preset temperature.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (16)
1. a kind of power stepless adjusting method, which comprises the following steps:
Obtain the temperature difference absolute value △ T between ambient temperature value T1 and preset temperature value T2；
Current coefficient K is obtained according to temperature difference absolute value △ T, wherein reduction of the current coefficient K with the temperature difference absolute value △ T
And increase, and become larger with the rate △ K that the reduction current coefficient K of the temperature difference absolute value △ T increases；
Output current value I is adjusted according to the changing rule of the temperature difference absolute value △ T and the current coefficient K, and then is adjusted defeated
Performance number P out, so that environment temperature gradually levels off to preset temperature.
2. power stepless adjusting method according to claim 1, which is characterized in that further comprising the steps of:
Interval time △ t obtains a temperature difference absolute value △ T.
3. power stepless adjusting method according to claim 1, which is characterized in that the output current value I=△ T × K,
The output power value P=I2× R, wherein the R is resistance value.
4. power stepless adjusting method according to any one of claims 1 to 3, which is characterized in that when the environment temperature
When value T1 is greater than the preset temperature value T2, the temperature difference absolute value △ T=△ T1=T1-T2, current coefficient K=K1；
When the ambient temperature value T1 is less than the preset temperature value T2, temperature difference absolute value △ T=△ T2=T2-T1, electric current
COEFFICIENT K=K2, in △ T1=△ T2, K2 > K1.
5. power stepless adjusting method according to claim 4, which is characterized in that when the ambient temperature value T1 is greater than institute
When stating preset temperature value T2, the output current value I is less than or equal to 3A.
6. a kind of power stepless regulating system, which is characterized in that including control module, regulating current device and output power mould
Block, the control module and the regulating current device are electrically connected, the regulating current device and the output power module
It is electrically connected；
The control module is used to obtain temperature difference absolute value △ T between ambient temperature value T1 and preset temperature value T2, and according to
Temperature difference absolute value △ T obtains current coefficient K, wherein the current coefficient K increases with the reduction of the temperature difference absolute value △ T,
And become larger with the rate △ K that the reduction current coefficient K of the temperature difference absolute value △ T increases, then according to the temperature
The size of poor absolute value △ T and the size of current coefficient K calculate the size of corresponding current value I, and fill to the current regulation
It sets and sends corresponding electric signal；
The current regulating module adjusts the size of current for inputting the output power module based on the received electrical signal, described
Output power module then adjusts the size of output power according to size of current.
7. power stepless regulating system according to claim 6, which is characterized in that further include temperature detecting module and input
Module, the temperature detecting module and the input module are electrically connected with the control module, the temperature detecting module
It is transmitted to the control module for detecting environment temperature, and by ambient temperature value T1, the input module is default for receiving
Temperature value, and preset temperature value T2 is transmitted to the control module.
8. power stepless regulating system according to claim 6 or 7, which is characterized in that further include display module, for showing
Show the ambient temperature value T1 and preset temperature value T2.
9. a kind of electric heater temperature control method, which comprises the following steps:
Obtain the temperature difference absolute value △ T between ambient temperature value T1 and preset temperature value T2；
Current coefficient K is obtained according to temperature difference absolute value △ T, wherein reduction of the current coefficient K with the temperature difference absolute value △ T
And increase, and the rate △ K that the current coefficient K increases becomes larger；
The electricity of the heater of input electric heater is adjusted according to the changing rule of the temperature difference absolute value △ T and the current coefficient K
Stream, and then adjust the heating temperature of the heater.
10. electric heater temperature control method according to claim 9, which is characterized in that the ambient temperature value T1 is institute
The temperature that temperature sensing package obtains in electric heater is stated to obtain after Bias Correction.
11. electric heater temperature control method according to claim 10, which is characterized in that the ambient temperature value T1 be away from
From the environment temperature at electric heater 1m.
12. according to the described in any item electric heater temperature control methods of claim 9 to 11, which is characterized in that further include following
Step:
Judge the size between ambient temperature value T1 and preset temperature value T2；
When ambient temperature value T1 is less than preset temperature value T2, according to the change of the temperature difference absolute value △ T and the current coefficient K
The electric current of the heater of law adjustment input electric heater, and then the heating temperature of the heater is turned up；
When ambient temperature value T1 reaches preset temperature value T2, current heating temperature is maintained to work；
When ambient temperature value T1 is greater than preset temperature value T2, according to the change of the temperature difference absolute value △ T and the current coefficient K
The electric current of the heater of law adjustment input electric heater, so that the electric current of input heating element of electric heater is less than or equal to 3A, in turn
Reduce the heating temperature of the heater.
13. electric heater temperature control method according to claim 12, which is characterized in that interval specific time triggering is primary
The step of judging size between ambient temperature value T1 and preset temperature value T2.
14. a kind of electric heater (10), which is characterized in that including control unit (11), current regulator (12) and heater (13),
Described control unit (11) and the current regulator (12) are electrically connected, the current regulator (12) and the heater
(13) in parallel, described control unit (11) can be obtained using the described in any item electric heater temperature control methods of right 9 to 13
Output current value I, and corresponding electric signal is sent to the current regulator (12), the current regulator (12) is according to
The electric signal that control unit (11) is sent adjusts the electric current for inputting the heater (13).
15. electric heater (10) according to claim 14, which is characterized in that the heater (13) is multiple, Duo Gefa
Hot body (13) is in parallel, and each heater (13) is in parallel with the current regulator (12).
16. electric heater (10) according to claim 14 or 15, which is characterized in that it further include display (14), it is described aobvious
Show that device (14) and described control unit (11) are electrically connected, for showing current environmental temperature and preset temperature.
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