CN211261182U - Sensor, controller, electronic device, air conditioner - Google Patents
Sensor, controller, electronic device, air conditioner Download PDFInfo
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- CN211261182U CN211261182U CN201921737062.5U CN201921737062U CN211261182U CN 211261182 U CN211261182 U CN 211261182U CN 201921737062 U CN201921737062 U CN 201921737062U CN 211261182 U CN211261182 U CN 211261182U
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Abstract
The utility model provides a sensor, controller, electronic equipment, air conditioner, wherein, this sensor includes: the environment detection unit is used for acquiring one or more meteorological indexes; the foreign object detection unit is used for acquiring the overstock degree of the foreign objects in the sensor; and the operation unit is connected with the environment detection unit and the foreign object detection module and is used for performing compensation calculation on the meteorological index according to the overstock degree of the foreign objects. Through the utility model discloses, the sensor of having solved correlation technique has improved the detection precision of sensor because inside foreign matter fills the stopper and causes to detect unsafe technical problem, can combine electronic equipment's such as air conditioner control logic, has promoted user's travelling comfort.
Description
Technical Field
The utility model relates to a sensor field particularly, relates to a sensor, controller, electronic equipment, air conditioner.
Background
In the related art, along with the improvement of the air conditioning technology and the popularization and application of sensors, the comfort level of a user on an air conditioner is higher and higher, the requirement on the temperature change precision is provided, the requirements on the temperature change speed, the temperature uniformity degree, the humidity control, the PM2.5 and the CO2 concentration control are provided, and accurate temperature collection and control become the key for improving the user experience.
In the related art, the temperature sensor of the multiple on-line device is generally located at the air return opening of the internal machine or at a dedicated control terminal, such as a line controller/temperature controller. Because products such as drive-by-wire ware or temperature detection controller have integrated temperature detection, PM2.5 detects, detection sensor such as CO2 concentration detection, a plurality of sensors are put in a narrow and small space, and need carry out certain air convection and guarantee the detection accuracy, lead to the inside easy laying dust of drive-by-wire ware, reach the certain degree when laying dust, when attaching to the sensor surface, easily cause the inaccuracy of detected value, and then lead to the inaccuracy of relevant control parameter regulation, bring the problem that user experience descends.
In view of the above problems in the related art, no effective solution has been found at present.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a sensor, controller, electronic equipment, air conditioner.
According to an embodiment of the present invention, there is provided a sensor, including: the environment detection unit is used for acquiring one or more meteorological indexes; the foreign object detection unit is used for acquiring the overstock degree of the foreign objects in the sensor; and the operation unit is connected with the environment detection unit and the foreign object detection module and is used for performing compensation calculation on the meteorological index according to the overstock degree of the foreign objects.
Optionally, the environment detection unit includes at least one of: the temperature detection unit is used for detecting a temperature value in real time; the humidity detection unit is used for detecting a humidity value in real time; and the gas detection unit is used for detecting the concentration value of the specified gas in real time.
Optionally, the foreign object detection unit includes at least one of: the dust detection unit is used for acquiring the dust accumulation degree in the sensor; and the water detection unit is used for acquiring the accumulated water degree in the sensor.
Optionally, the environment detecting unit includes: the acquisition subunit is used for acquiring a plurality of sampling values of the meteorological index in a period; and the storage subunit is connected with the acquisition subunit and is used for storing the plurality of sampling values in the period.
Optionally, the operation unit performs compensation calculation on the meteorological index according to the following formula:
wherein, ToThe corrected meteorological index value is represented, Ti represents the meteorological index value collected at the current moment, and Ti2And Ti1The detection values of the environment detection unit at the latest time and the earliest time in a detection period of the acquisition period are represented, M is a correction period of a compensation algorithm, N represents the detection times in the M period, t represents the detection interval time of the environment detection unit, K represents a basic temperature compensation coefficient, and P is a compensation interval coefficient value corresponding to the overstock degree of the foreign objects.
Optionally, the foreign object detection unit includes one of: the detection sensor is used for detecting the backlog degree of foreign objects in the sensor; the pressure sensor is used for sensing an external pressure value inside the sensor; and the calculating device is connected with the pressure sensor and used for calculating the overstock degree of the foreign objects according to the external pressure value.
According to another embodiment of the present invention, there is provided a controller, including: the control unit is connected with the sensor and used for generating a control command according to the compensated meteorological index.
According to another embodiment of the present invention, there is provided an electronic apparatus including: a controller as described in the above embodiments.
Optionally, the electronic device further includes: and the display unit is connected with the controller and is used for displaying the compensated meteorological index.
According to another embodiment of the present invention, there is provided an air conditioner including: a controller as described in the above embodiments.
Through the utility model discloses, on environment detecting element's basis, still set up foreign object detecting element and arithmetic unit, can revise the meteorological index who gathers in real time according to controller space's foreign object overstock degree and compensation algorithm, solved the sensor of correlation technique because inside foreign matter fills up and causes to detect unsafe technical problem, improved the detection precision of sensor, can combine the control logic of electronic equipment such as air conditioner, promoted user's travelling comfort.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
fig. 1 is a schematic structural diagram of a sensor according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a temperature sensor according to an embodiment of the present invention;
fig. 3 is a block diagram of a controller according to an embodiment of the present invention.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.
Example 1
In the present embodiment, a sensor is provided, and fig. 1 is a schematic structural diagram of a sensor according to an embodiment of the present invention, which includes, as shown in fig. 1:
an environment detection unit 10 for collecting one or more meteorological indexes;
the meteorological indexes of the embodiment include relevant data such as temperature, humidity, air index (e.g., CO2 concentration, PM2.5, etc.), wind direction, wind power, sun irradiation intensity, etc. Including indoor weather indices and outdoor weather indices.
A foreign object detection unit 12 for acquiring a foreign object overstock degree inside the sensor;
the sensor is small in size, multiple in integrated elements, and easy to accumulate when sundries such as water and dust enter the sensor for a long time, so that the environment detection unit is influenced to be in contact with the outside, and the effect of the environment detection unit is influenced.
And the operation unit 14 is connected with the environment detection unit and the foreign object detection module and is used for performing compensation calculation on the meteorological index according to the overstock degree of the foreign objects.
Through the sensor, on the basis of the environment detection unit, the foreign object detection unit and the operation unit are further arranged, the meteorological index acquired in real time can be corrected according to the foreign object overstock degree and the compensation algorithm of the space of the controller, the technical problem that the sensor in the related art is inaccurate in detection due to the fact that the internal foreign objects are filled is solved, the detection precision of the sensor is improved, the control logic of electronic equipment such as an air conditioner can be combined, and the comfort of a user is improved.
In this embodiment, the environment detection unit may be, but is not limited to: the temperature detection unit is used for detecting a temperature value in real time; the humidity detection unit is used for detecting a humidity value in real time; and the gas detection unit is used for detecting the concentration value of the specified gas in real time. The specified gas includes a single kind of gas such as CO2, SO2, etc., and may be a mixed gas such as PM2.5, PM5, etc.
Optionally, the foreign object detection unit further includes a detection unit for various foreign objects according to the type of the foreign object, and may be integrated in one device or may be separately deployed. The foreign object detection unit includes at least one of: the dust detection unit is used for acquiring the dust accumulation degree in the sensor; and the water detection unit is used for acquiring the accumulated water degree in the sensor.
In one implementation of this embodiment, the environment detection unit includes: the acquisition subunit is used for acquiring a plurality of sampling values of the meteorological index in a period; and the storage subunit is connected with the acquisition subunit and is used for storing the plurality of sampling values in the period.
For example, the sampling period is 30S, the time is 00: 00-00: 30 in one sampling period, and three sampling values are respectively collected at 00:05, 00:17 and 00:28, and are respectively 21.00 ℃, 21.08 ℃ and 21.10 ℃.
In an embodiment of this embodiment, the arithmetic unit performs compensation calculation on the meteorological index according to the following formula:
wherein, ToRepresents the corrected meteorological index value, Ti represents the meteorological index value (i.e., the output value of the sensor without correction compensation) collected at the present time, Ti2And Ti1Representing an environmentThe detection unit detects the latest time and the earliest time in a detection period of an acquisition period, wherein the acquisition period comprises one or more detection periods, M is a compensation algorithm correction period, N represents the detection times in the M period, t represents the detection interval time of the environment detection unit, K represents a basic temperature compensation coefficient, and P is a compensation interval coefficient value corresponding to the overstock degree of the foreign objects.
In this embodiment, the degree of the accumulated foreign object can be directly detected by the detection sensor (for example, the dust detection sensor detects the degree of the accumulated dust inside), or can be calculated. The foreign object detection unit includes one of: the detection sensor is used for detecting the backlog degree of foreign objects in the sensor; the pressure sensor is used for sensing an external pressure value inside the sensor; and the calculating device is connected with the pressure sensor and used for calculating the overstock degree of the foreign objects according to the external pressure value.
Besides obtaining the foreign matter overstock degree according to the pressure value, the foreign matter overstock degree can be calculated according to the area of a coverage (such as a dust range and a water coverage), the coverage time and the like.
The sensor of the present embodiment may be classified into a temperature transmitter, a humidity sensor, etc., or a comprehensive weather sensor according to its function. Taking a temperature sensor as an example, a compensation scheme of the temperature sensor based on the dust deposition degree is provided. Based on the detected value P of the dust deposition degree of the inner space of the controller and the real-time temperature Ti detected by the temperature sensor, a corrected temperature value T is obtained after calculation according to a temperature compensation algorithmo. Fig. 2 is a schematic structural diagram of a temperature sensor according to an embodiment of the present invention, and a controller according to this embodiment is mainly composed of a temperature detection unit, a dust detection unit, an arithmetic unit, and a control unit, wherein,
the temperature detection unit comprises a temperature detection sensor and is used for collecting indoor temperature and humidity in real time and storing all sampling values in a correction period.
And the dust detection unit is used for obtaining the dust accumulation degree in the controller space, and the dust accumulation degree can be obtained by a dust detection sensor or can be obtained by calculation.
And the arithmetic unit is used for executing the compensation algorithm and outputting the result to the control unit.
And the control unit is used for regulating the output of the operation capacity of the air conditioner by combining the control logic of the air conditioner according to the ambient temperature and the temperature set by the user.
The temperature compensation algorithm can be realized by the following formula:
wherein, ToRepresenting the corrected temperature value;
ti represents the temperature value collected at the current moment;
Ti2and Ti1Indicating the detection values of the temperature sensor at different times in one detection period; wherein one temperature acquisition cycle comprises one or more detection cycles;
m represents the correction period of the temperature compensation algorithm, the unit is min, and theoretically, the smaller M is, the higher the correction precision is. But the regulation period is determined according to the actual capacity output of the air conditioner;
n represents the number of temperature detection times determined in the M period, and is an integer greater than or equal to 1;
t represents a temperature detection interval time in units of s;
k represents a basic temperature compensation coefficient, the coefficient is a constant, and an empirical value is determined according to different structural characteristics and spatial layout of the controller;
p is a temperature compensation interval coefficient value which can be obtained according to experiment and test summaries or is given by manufacturers. P is determined according to the range of the dust deposition degree interval, as shown in table 1:
TABLE 1
| Degree of dust deposition | [0,5] | (5,10] | (10,15] | (15,20] | (20,25] |
| P value | 0.90 | 0.94 | 0.95 | 0.97 | 0.96 |
Aiming at the problem of how to ensure the accuracy of temperature detection value under the condition of dust accumulation, a compensation scheme of a temperature sensor based on the dust accumulation degree and a controller adopting the scheme are provided. According to the controller space dust deposition degree and the compensation algorithm, the accuracy of temperature detection is achieved, the air conditioner control logic is combined, the purposes of accurate control and comfortable use are achieved, the scheme and the controller of the embodiment are adopted, the detection precision of the indoor environment temperature of the air conditioner can be improved, the accuracy and the real-time performance of temperature adjustment are improved, and the comfort of the air conditioner is improved.
Example 2
In this embodiment, a controller, an electronic device, and the like are further provided for implementing the above embodiments and preferred embodiments, and the description of the above embodiments and preferred embodiments is omitted. As used below, the term "module" may be a combination of software and/or hardware that implements a predetermined function. Although the means described in the embodiments below are preferably implemented in software, an implementation in hardware, or a combination of software and hardware is also possible and contemplated.
The embodiment provides a controller, fig. 3 is a block diagram of a controller according to the embodiment of the present invention, and the controller includes: an environment detection unit 30, a foreign object detection unit 32, an arithmetic unit 34, and a control unit 36, wherein the environment detection unit 30, the foreign object detection unit 32, the arithmetic unit 34 may be provided in the sensor,
an environment detection unit 30 for collecting one or more weather indices;
a foreign object detection unit 32 for acquiring a foreign object backlog degree inside the sensor;
the operation unit 34 is connected with the environment detection unit and the foreign object detection module and is used for performing compensation calculation on the meteorological index according to the overstock degree of the foreign object;
and the control unit 36 is connected with the sensor and used for generating a control command according to the compensated meteorological index.
In this embodiment, the environment detection unit may be, but is not limited to: the temperature detection unit is used for detecting a temperature value in real time; the humidity detection unit is used for detecting a humidity value in real time; and the gas detection unit is used for detecting the concentration value of the specified gas in real time. The specified gas includes a single kind of gas such as CO2, SO2, etc., and may be a mixed gas such as PM2.5, PM5, etc.
Optionally, the foreign object detection unit further includes a detection unit for various foreign objects according to the type of the foreign object, and may be integrated in one device or may be separately deployed. The foreign object detection unit includes at least one of: the dust detection unit is used for acquiring the dust accumulation degree in the sensor; and the water detection unit is used for acquiring the accumulated water degree in the sensor.
In one implementation of this embodiment, the environment detection unit includes: the acquisition subunit is used for acquiring a plurality of sampling values of the meteorological index in a period; and the storage subunit is connected with the acquisition subunit and is used for storing the plurality of sampling values in the period.
For example, the sampling period is 30S, the time is 00: 00-00: 30 in one sampling period, and three sampling values are respectively collected at 00:05, 00:17 and 00:28, and are respectively 21.00 ℃, 21.08 ℃ and 21.10 ℃.
In an embodiment of this embodiment, the arithmetic unit performs compensation calculation on the meteorological index according to the following formula:
wherein, ToIndicating the corrected meteorological index value, TiRepresenting the value of the meteorological index (i.e. the output of the sensor without correction compensation), T, acquired at the present momenti2And Ti1The detection values of the environment detection unit at the latest time and the earliest time in a detection period of the acquisition period are represented, M is a correction period of a compensation algorithm, N represents the detection times in the M period, t represents the detection interval time of the environment detection unit, K represents a basic temperature compensation coefficient, and P is a compensation interval coefficient value corresponding to the overstock degree of the foreign objects.
In this embodiment, the degree of the accumulated foreign object can be directly detected by the detection sensor (for example, the dust detection sensor detects the degree of the accumulated dust inside), or can be calculated. The foreign object detection unit includes one of: the detection sensor is used for detecting the backlog degree of foreign objects in the sensor; the pressure sensor is used for sensing an external pressure value inside the sensor; and the calculating device is connected with the pressure sensor and used for calculating the overstock degree of the foreign objects according to the external pressure value.
Besides obtaining the foreign matter overstock degree according to the pressure value, the foreign matter overstock degree can be calculated according to the area of a coverage (such as a dust range and a water coverage), the coverage time and the like.
Embodiments also provide an electronic device, such as an air conditioner, a refrigerator, a humidifier, an air purifier, and the like, including the controller described in the above embodiments. When using when the air conditioner including outer machine, the sensor can set up on interior machine and outer machine to gather outdoor and indoor meteorological index, and then export for air conditioner controller after compensating, the controller is controlled the air conditioner according to the numerical value after revising.
It should be noted that, the above modules may be implemented by software or hardware, and for the latter, the following may be implemented, but not limited to: the modules are all positioned in the same processor; alternatively, the modules are respectively located in different processors in any combination.
It will be apparent to those skilled in the art that the modules or steps of the present invention described above may be implemented by a general purpose computing device, they may be centralized on a single computing device or distributed across a network of multiple computing devices, and optionally they may be implemented by program code executable by a computing device, such that they may be stored in a memory device and executed by a computing device, and in some cases, the steps shown or described may be performed in an order different than that shown or described herein, or separately fabricated as individual integrated circuit modules, or multiple ones of them fabricated as a single integrated circuit module. Thus, the present invention is not limited to any specific combination of hardware and software.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A sensor, comprising:
the environment detection unit is used for acquiring one or more meteorological indexes;
the foreign object detection unit is used for acquiring the overstock degree of the foreign objects in the sensor;
and the operation unit is connected with the environment detection unit and the foreign object detection module and is used for performing compensation calculation on the meteorological index according to the overstock degree of the foreign objects.
2. The sensor of claim 1, wherein the environmental detection unit comprises at least one of:
the temperature detection unit is used for detecting a temperature value in real time;
the humidity detection unit is used for detecting a humidity value in real time;
and the gas detection unit is used for detecting the concentration value of the specified gas in real time.
3. The sensor of claim 1, wherein the foreign object detection unit comprises at least one of:
the dust detection unit is used for acquiring the dust accumulation degree in the sensor;
and the water detection unit is used for acquiring the accumulated water degree in the sensor.
4. The sensor according to claim 1, wherein the environment detection unit comprises:
the acquisition subunit is used for acquiring a plurality of sampling values of the meteorological index in a period;
and the storage subunit is connected with the acquisition subunit and is used for storing the plurality of sampling values in the period.
5. The sensor of claim 1, wherein the foreign object detection unit comprises one of:
the detection sensor is used for detecting the backlog degree of foreign objects in the sensor;
the pressure sensor is used for sensing an external pressure value inside the sensor; and the calculating device is connected with the pressure sensor and used for calculating the overstock degree of the foreign objects according to the external pressure value.
6. A controller, comprising: the sensor according to any one of claims 1 to 5, and a control unit, wherein,
and the control unit is connected with the sensor and used for generating a control command according to the compensated meteorological index.
7. An electronic device, comprising: the controller of claim 6.
8. The electronic device of claim 7, further comprising:
and the display unit is connected with the controller and is used for displaying the compensated meteorological index.
9. An air conditioner, comprising: the controller of claim 6.
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| CN201921737062.5U CN211261182U (en) | 2019-10-16 | 2019-10-16 | Sensor, controller, electronic device, air conditioner |
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| CN201921737062.5U CN211261182U (en) | 2019-10-16 | 2019-10-16 | Sensor, controller, electronic device, air conditioner |
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