CN109708425A - A kind of control method of refrigerator - Google Patents
A kind of control method of refrigerator Download PDFInfo
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- CN109708425A CN109708425A CN201811491246.8A CN201811491246A CN109708425A CN 109708425 A CN109708425 A CN 109708425A CN 201811491246 A CN201811491246 A CN 201811491246A CN 109708425 A CN109708425 A CN 109708425A
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Abstract
The present invention provides a kind of control methods of refrigerator, if the refrigerator includes dry temperature sensor, each temperature sensor is provided with corresponding number, and the number of any two temperature sensor is all different, and the control method includes: to inquire the number of all temperature sensors；Working sensor is confirmed according to number；Temperature value, which is sent, to working sensor reads instruction；Receive the temperature value that working sensor is sensed.The temperature sensor of number is all had by setting in the present invention, working sensor is confirmed further according to number, it can be achieved that fixed point query to temperature sensor, more accurate, reduces error.
Description
Technical field
The present invention relates to a kind of control method of refrigerator, the controlling party of especially a kind of refrigerator with temperature sensor
Method.
Background technique
The temperature sensor of existing common refrigerator is the thermistor of negative temperature coefficient, in the case that temperature is higher,
The resistance value of the thermistor is smaller.Also, temperature collection circuit is further typically provided in refrigerator, MCU (i.e. control unit) is adopted
Collect the voltage signal, is then converted to temperature signal.But since the error by thermistor is larger, temperature collection circuit
The error of error and supply voltage, the temperature signal of MCU final output generally also have biggish error.
Therefore, it is necessary to using a kind of new temperature sensor and new temperature acquisition mode, accordingly, it is also necessary to use one
The control method of the new refrigerator of kind.
Summary of the invention
To solve the above-mentioned problems, the invention proposes a kind of control method of refrigerator, the refrigerator includes several temperature
Sensor is spent, each temperature sensor is provided with corresponding number, the number of any two temperature sensor not phase
Together, the control method includes: to inquire the number of all temperature sensors；Working sensor is confirmed according to number；It is passed to work
Sensor sends temperature value and reads instruction；Receive the temperature value that working sensor is sensed.
As a further improvement of the present invention, before step " number for inquiring all temperature sensors " further include: receive
Temperature value inquiry instruction；Temperature value conversion instruction is broadcasted to all temperature sensors.
As a further improvement of the present invention, described " temperature value conversion instruction " are as follows: the electricity that temperature sensor will sense
Pressure signal is scaled temperature value.
As a further improvement of the present invention, " confirming working sensor according to number " includes: according to all temperature sensing
The number of device confirms classification or the position of all temperature sensors；By the classification or location confirmation work that judge temperature sensor
Sensor；Extract the number of working sensor.
As a further improvement of the present invention, the number of the temperature sensor has sixteen bit, and is on each
Hexadecimal number.
It as a further improvement of the present invention, include spcial character in the number of the temperature sensor；Classification phase
In the same or number of the identical sensor in position, position of the spcial character in number is also identical.
As a further improvement of the present invention, the spcial character is two adjacent " FF ".
It as a further improvement of the present invention, further include having general character in the number of the temperature sensor, it is described general
Logical character is any one in 0-9 or A-E.
As a further improvement of the present invention, the temperature sensor includes refrigeration sensor, freezing sensor, alternating temperature biography
Sensor, circumstance temperature sensor, refrigeration defrosting sensor, freezing defrosting sensor, at least any two kinds in alternating temperature defrosting sensor.
As a further improvement of the present invention, the temperature sensor is PN junction formula sensor.
Beneficial effects of the present invention: all having the temperature sensor of number by setting in the present invention, comes further according to number
Working sensor is confirmed, it can be achieved that fixed point query to temperature sensor, more accurate, reduces error.
Detailed description of the invention
Fig. 1 is the flow diagram of control method of the present invention.
Specific embodiment
Technical solution in order to enable those skilled in the art to better understand the present invention, below in conjunction with of the invention real
The attached drawing in example is applied, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without making creative work, all should belong to protection of the present invention
Range.
In addition, duplicate label or mark may be used in various embodiments.These are repeated only for simple clear
The ground narration present invention, not representing has any relevance between the different embodiments or structure discussed.
As shown in Figure 1, the present invention provides a kind of control method of refrigerator, if shown refrigerator includes dry temperature sensor
To detect in refrigerator or the simultaneously temperature of refrigerator outside environment.Each temperature sensor is provided with corresponding number, appoints
The number of two temperature sensors of anticipating is all different.The control method includes:
Inquire the number of all temperature sensors；
Working sensor is confirmed according to number；
Temperature value, which is sent, to working sensor reads instruction；
Receive the temperature value that working sensor is sensed.
Due to, in the present embodiment, the temperature sensor is using PN junction formula sensor, therefore, this kind sensing
Device each all have unique 64 identification codes.To, in the present embodiment, the I/O interface of the control unit of refrigerator
Can multiple this kind of PN junction formula sensors in parallel simultaneously, so as to effectively save the I/O mouth resource of control unit.
The PN junction formula sensor be using diode, triode PN junction forward voltage drop with temperature change characteristic system
At temperature sensor, in terms of low-temperature measurement, PN junction formula sensor has that small in size, response is fast, good linearity, easy to use
The advantages that, so overheat and overload protection, the control of the temperature of field of industrial automatic control and health care in electronic circuit
Temperature measurement etc. have a wide range of applications, and measure of precision, sensitivity level are higher.Therefore, it is used in present embodiment
PN junction formula sensor, can also further decrease the energy consumption of refrigerator, improve the service efficiency of refrigerator, and improve the control of refrigerator
Reaction speed, and it is more accurate in terms of temperature measurement.
Wherein, specifically, before " number for inquiring all temperature sensors " described above further include:
Receive temperature value inquiry instruction；
Temperature value conversion instruction is broadcasted to all temperature sensors.
Firstly, in the present embodiment, other devices send temperature value inquiry instruction to control unit, it is desirable that inquiry is specified
The temperature sensor of classification or designated position, thus, control unit first passes through broadcast mode, and Xiang Suoyou temperature sensor issues temperature
Angle value conversion instruction, all temperature sensors start to carry out temperature transition；The number of temperature sensor is read out again
Inquiry confirms working sensor.
Certainly, in other embodiments, if being first read out inquiry to the number of temperature sensor, confirm temperature sensing
After the classification of device or position, then to specified classification or the instruction of the working sensor directive sending temperature transition of position, work sensing
Device starts to carry out the conversion of temperature after receiving temperature transition instruction.
Above-mentioned " temperature value conversion instruction " be " voltage signal that will be sensed be scaled temperature value ", the temperature sensor
At different temperature, the voltage at temperature sensor both ends is not also identical；Since different temperature values corresponds to different voltage values,
Therefore, one-to-one accurate transformation can be carried out.
Step described above " according to number confirmation working sensor " specifically include:
Classification or the position of all temperature sensors are confirmed according to the number of all temperature sensors；
By the classification or location confirmation working sensor that judge temperature sensor；
Extract the number of working sensor.
In the present embodiment, by before the step of, the number of all temperature sensors is inquired, can after inquiry
According to the classification of the number confirmation different temperatures sensor of temperature sensor or position, then judge certain position or certain classification
Temperature sensor is working sensor, and then extracts the number of working sensor again, thus, it, can be according to volume by above-mentioned steps
Number confirmation working sensor, and obtains the number of the working sensor.
All temperature sensors have received temperature transition instruction before the number for extracting working sensor,
The voltage signal sensed is scaled temperature value.Then, after control unit extracts the number of work sensor, Xiang Gong
Make sensor and issue temperature value reading instruction, then after above-mentioned working sensor receives temperature value reading instruction, temperature value is sent out
Give control unit.
In the present embodiment, the temperature sensor has sixteen bit for the number of editor, and is on each
Hexadecimal number.This is because the limitation of the type of temperature sensor needed for refrigerator, thus the number for editor
Quantity does not need to use 64, only uses sixteen bit.Specifically, in the number of the temperature sensor, the number packet
Include spcial character, classification is identical or the number of the identical sensor in position in, position of the spcial character in number is also identical.?
In present embodiment, the spcial character is two adjacent " FF ", and in different classes of or position sensor, special word
The position of symbol " FF " does not coincide.
For example, in the present embodiment, the temperature sensor includes refrigeration sensor, freezing sensor, alternating temperature sensing
Device, circumstance temperature sensor, refrigeration defrosting sensor, freezing defrosting sensor, at least any two kinds in alternating temperature defrosting sensor.But
Same temperature sensor, for example, equally be refrigerate sensor temperature sensor quantity can for two or more, can also
With only one.In the present embodiment, the temperature sensor of the same category refers to equally to be that refrigeration sensor or freezing pass
Sensor or alternating temperature sensor or circumstance temperature sensor or refrigeration defrosting sensor or freezing defrosting sensor or alternating temperature defrosting sensor
Or at other positions；The temperature sensor of same position, which refers to, is equally respectively positioned on refrigerating chamber or freezing chamber or temperature-changing chamber or extraneous ring
On border or evaporator or at other positions.
Wherein, specifically, in the present embodiment,
The number of the refrigeration sensor are as follows:
FF**************；
The number of the freezing sensor are as follows:
**FF************；
The number of the alternating temperature sensor are as follows:
****FF**********；
The number of the circumstance temperature sensor are as follows:
******FF********；
The number of the refrigeration defrosting sensor are as follows:
********FF******；
The number of the freezing defrosting sensor are as follows:
**********FF****；
The number of the alternating temperature defrosting sensor are as follows:
************FF**；
From the foregoing it is appreciated that, in the number of different types of temperature sensor, the position of " FF " is different, and completely not
It is overlapped.In addition, " * " in above-mentioned number is partially general character, general character is any one in 0-9 or A-E.
Therefore, the number of the temperature sensor is made of spcial character and general character, and spcial character is two companies
Continuous " FF ", and it is sanctified by usage in, first " F " occupy be number in odd positions.
Certainly, in other embodiments, " * " part or character " F ", but the character " F " cannot and other
" F " continuously occurs, to prevent the judgement to temperature sensor classification or position from interfering.
Therefore, in conclusion in the control method of refrigerator of the invention, in the temperature sensor of use, due to being all made of
Be PN junction formula sensor, therefore each sensor is provided with number, when control unit is allowing temperature sensor to carry out temperature
When being worth conversion instruction, first to the broadcast temperature transition instruction of all temperature sensors, then the number of temperature sensor is inquired
Afterwards, confirm the number of working sensor, and issue temperature value to working sensor and read instruction.Meanwhile all temperature sensors
Start to carry out temperature transition, the temperature value to have converted is sent to control by the working sensor for receiving temperature value reading instruction
Unit, finally, control unit receives the temperature value to come transmitted by working sensor.
In entire control method, using PN junction formula sensor, the I/O interface resource of control unit can be greatlyd save, also,
Using PN junction formula sensor, the linearity of this kind of sensor temperature acquisition is high, extraneous also without connecting any extra communication electricity
Road or Acquisition Circuit, because without being influenced by voltage fluctuation, so that the collected temperature accuracy of control unit institute
It is higher, improve the efficiency of refrigerator.
Although not each embodiment only includes one only it should be appreciated that this specification is described according to embodiment
Vertical technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should be by specification
As a whole, the technical solutions in the various embodiments may also be suitably combined, formed it will be appreciated by those skilled in the art that
Other embodiments.
The series of detailed descriptions listed above are illustrated only for possible embodiments of the invention,
The protection scope being not intended to limit the invention, it is all without departing from equivalent embodiment made by technical spirit of the present invention or change should all
It is included within protection scope of the present invention.
Claims (10)
1. a kind of control method of refrigerator, if the refrigerator includes dry temperature sensor, each temperature sensor is provided with
The number of corresponding number, any two temperature sensor is all different, which is characterized in that the control method includes:
Inquire the number of all temperature sensors；
Working sensor is confirmed according to number；
Temperature value, which is sent, to working sensor reads instruction；
Receive the temperature value that working sensor is sensed.
2. control method according to claim 1, which is characterized in that step " number for inquiring all temperature sensors " it
Before further include:
Receive temperature value inquiry instruction；
Temperature value conversion instruction is broadcasted to all temperature sensors.
3. control method according to claim 2, which is characterized in that " the temperature value conversion instruction " are as follows: temperature sensing
The voltage signal sensed is scaled temperature value by device.
4. control method according to claim 1, which is characterized in that " confirming working sensor according to number " includes:
Classification or the position of all temperature sensors are confirmed according to the number of all temperature sensors；
By the classification or location confirmation working sensor that judge temperature sensor；
Extract the number of working sensor.
5. control method according to claim 1, which is characterized in that the number of the temperature sensor has sixteen bit,
It and is hexadecimal number on each.
6. control method according to claim 5, which is characterized in that in the number of the temperature sensor include spy
Different character；Classification is identical or the number of the identical sensor in position in, position of the spcial character in number is also identical.
7. control method according to claim 6, which is characterized in that the spcial character is two adjacent " FF ".
8. control method according to claim 7, which is characterized in that further include in the number of the temperature sensor have it is general
Logical character, the general character are any one in 0-9 or A-E.
9. control method according to claim 6, which is characterized in that the temperature sensor includes refrigeration sensor, cold
Freeze sensor, alternating temperature sensor, circumstance temperature sensor, refrigeration defrosting sensor, freezing defrosting sensor, in alternating temperature defrosting sensor
At least any two kinds.
10. control method according to claim 1, which is characterized in that the temperature sensor is PN junction formula sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811491246.8A CN109708425A (en) | 2018-12-07 | 2018-12-07 | A kind of control method of refrigerator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811491246.8A CN109708425A (en) | 2018-12-07 | 2018-12-07 | A kind of control method of refrigerator |
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| CN109708425A true CN109708425A (en) | 2019-05-03 |
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| CN201811491246.8A Pending CN109708425A (en) | 2018-12-07 | 2018-12-07 | A kind of control method of refrigerator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110726869A (en) * | 2019-11-11 | 2020-01-24 | 四川纽沃思自动化科技有限公司 | Wireless networking type current non-contact measuring device and method for magnetic sensing unit |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100235014A1 (en) * | 2006-06-09 | 2010-09-16 | Giga-Byte Technology Co., Ltd. | Method and system of temperature-control for electronic component |
| CN102818592A (en) * | 2012-08-02 | 2012-12-12 | 滨州学院 | Temperature and humidity monitoring system and communication method of cold-chain equipment |
| CN103389124A (en) * | 2012-05-10 | 2013-11-13 | 鸿富锦精密工业（深圳）有限公司 | Method and system for sensor testing |
| CN104266775A (en) * | 2014-10-27 | 2015-01-07 | 宁波普锐达物联科技有限公司 | High-precision temperature sensor applied to internet of things |
| CN104330194A (en) * | 2014-10-28 | 2015-02-04 | 北京无线电测量研究所 | Reading device and method of serial number and temperature value of temperature sensor |
| CN104597806A (en) * | 2014-12-10 | 2015-05-06 | 河海大学常州校区 | Sensor network based fan management system and working method |
| CN105628253A (en) * | 2015-12-25 | 2016-06-01 | 天津市傲景农业科技发展有限公司 | Cold chain logistics vehicle temperature acquisition system operation method |
| CN105675168A (en) * | 2016-01-05 | 2016-06-15 | 上海建工集团股份有限公司 | Automatic numbering device and method for temperature sensors |
-
2018
- 2018-12-07 CN CN201811491246.8A patent/CN109708425A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100235014A1 (en) * | 2006-06-09 | 2010-09-16 | Giga-Byte Technology Co., Ltd. | Method and system of temperature-control for electronic component |
| CN103389124A (en) * | 2012-05-10 | 2013-11-13 | 鸿富锦精密工业（深圳）有限公司 | Method and system for sensor testing |
| CN102818592A (en) * | 2012-08-02 | 2012-12-12 | 滨州学院 | Temperature and humidity monitoring system and communication method of cold-chain equipment |
| CN104266775A (en) * | 2014-10-27 | 2015-01-07 | 宁波普锐达物联科技有限公司 | High-precision temperature sensor applied to internet of things |
| CN104330194A (en) * | 2014-10-28 | 2015-02-04 | 北京无线电测量研究所 | Reading device and method of serial number and temperature value of temperature sensor |
| CN104597806A (en) * | 2014-12-10 | 2015-05-06 | 河海大学常州校区 | Sensor network based fan management system and working method |
| CN105628253A (en) * | 2015-12-25 | 2016-06-01 | 天津市傲景农业科技发展有限公司 | Cold chain logistics vehicle temperature acquisition system operation method |
| CN105675168A (en) * | 2016-01-05 | 2016-06-15 | 上海建工集团股份有限公司 | Automatic numbering device and method for temperature sensors |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110726869A (en) * | 2019-11-11 | 2020-01-24 | 四川纽沃思自动化科技有限公司 | Wireless networking type current non-contact measuring device and method for magnetic sensing unit |
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Application publication date: 20190503 |
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