CN107543286B - Dehumidifier air outlet cover detection device and detection method - Google Patents
Dehumidifier air outlet cover detection device and detection method Download PDFInfo
- Publication number
- CN107543286B CN107543286B CN201710735269.8A CN201710735269A CN107543286B CN 107543286 B CN107543286 B CN 107543286B CN 201710735269 A CN201710735269 A CN 201710735269A CN 107543286 B CN107543286 B CN 107543286B
- Authority
- CN
- China
- Prior art keywords
- air outlet
- temperature
- dehumidifier
- air
- controller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Drying Of Gases (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a dehumidifier air outlet cover detection device and a detection method, which comprise a controller, a first temperature sensor arranged at an air outlet of a dehumidifier, and a second temperature sensor arranged on the dehumidifier and used for monitoring the ambient temperature, wherein a wind pressure sensor is arranged at a fan outlet of the dehumidifier, the controller is respectively connected with the first temperature sensor, the wind pressure sensor and the second temperature sensor, and an alarm device and a wireless transmitting device are connected on the controller. According to the method, the change of the current environment temperature and the current wind pressure condition are detected in real time, then the wind pressure and the wind outlet temperature are compared under the normal condition, once the comparison data of the current environment temperature and the current wind pressure reach the specified range and last for N minutes, the fact that the wind outlet is covered by clothes or other articles is indicated, the work is stopped in time, and a user is prompted to clean the covering is prompted, so that the abnormal condition of the wind outlet can be accurately and directly judged, the shell of the dehumidifier can be prevented from being aged, and the service life of the dehumidifier can be.
Description
Technical Field
The invention relates to the technical field of dehumidifier detection, in particular to dehumidifier air outlet cover detection equipment and a detection method.
Background
The dehumidifier is also called dehumidifier, drier and dehumidifier, generally divided into two categories of civil dehumidifier and industrial dehumidifier, belonging to one part of air-conditioning family. Generally, a conventional dehumidifier is composed of a compressor, a heat exchanger, a fan, a water container, a cabinet, and a controller. The working principle is as follows: the wet air is pumped into the dehumidifier by a fan and passes through a heat exchanger, water molecules in the air are condensed into water drops, the treated dry air is discharged out of the dehumidifier from an air outlet, the indoor humidity is kept at the proper relative humidity in a circulating way, if the air outlet is covered by articles such as clothes or towels and the like in the process of the dehumidifier and is not treated in time, hot air at the air outlet cannot be blown out, the internal temperature of the dehumidifier is increased, the shell of the dehumidifier is possibly deformed or aged, and the service life of the dehumidifier is easily influenced, so that the improvement is needed.
Disclosure of Invention
The present invention provides a dehumidifier air outlet cover detecting apparatus and method capable of automatically detecting an abnormal air outlet according to an air outlet temperature and an air pressure condition of the air outlet to solve the above-mentioned deficiencies of the prior art.
In order to achieve the purpose, the dehumidifier air outlet covering detection device comprises a controller, a first temperature sensor arranged at an air outlet of a dehumidifier, a second temperature sensor arranged on the dehumidifier and used for monitoring the ambient temperature, a wind pressure sensor used for detecting wind pressure is arranged at a fan outlet of the dehumidifier, the controller is respectively connected with the first temperature sensor, the wind pressure sensor and the second temperature sensor, and an alarm device and a wireless sending device are further connected to the controller.
In order to adjust the data in the database in the later period and improve the detection precision, an external database interface and a data programming serial port are also connected to the controller, and a data repository is connected to the external database interface.
The invention also discloses a method for detecting the dehumidifier air outlet cover, which comprises the following steps:
a. a temperature lookup table of the relation between the ambient temperature Ta and the air outlet temperature Tc is created in advance; each environment temperature Ta in the query table corresponds to a range of the air outlet temperature Tc, and the range comprises an air outlet temperature minimum value Tcmin and an air outlet temperature maximum value Tcmax;
b. a group of wind pressure query tables of the relationship between the air outlet temperature Tc and the air outlet wind pressure Tp are created in advance; the range comprises a minimum value Tpmin of air pressure of the air outlet and a maximum value Tpmax of the air pressure of the air outlet;
c. b, after the dehumidifier runs, acquiring the current ambient temperature Ta by a second temperature sensor, and inquiring an air outlet temperature maximum value Tcmax corresponding to the normal working of the air outlet temperature Tc in the lookup table established in the step a according to Ta; determining the size of the air pressure Tp of the air outlet in normal work according to the inquired air outlet temperature Tc in an air pressure inquiry table;
d. at the moment, the first temperature sensor detects the current real-time air outlet temperature Tc and the air pressure sensor detects the current real-time air outlet air pressure Tp, and meanwhile, when Tc is more than Tcmax + delta T, the current real-time air outlet air pressure Tp is more than Tpmax + delta P; after the time lasts for N minutes, judging that the covering blocks the air outlet, immediately outputting a protection action by the controller, stopping working, and prompting a user to clean the covering through a buzzer and a fault code on the alarm device; and the information is sent to a user connected with the dehumidifier through a wireless sending device for prompting.
Preferably, in order to improve the detection accuracy, the Δ T is a constant value, the range of the Δ T is 3 degrees to 10 degrees, the Δ P is a constant value, and the range of the Δ P is 10Pa to 15 Pa.
The range of N minutes is 10 minutes or more in order to improve the detection accuracy.
In order to improve the detection precision, the air outlet temperature Tc in normal work is taken as a main code in the establishing process of the temperature query table, more than one current ambient temperature Ta is collected within a period of time, the average value is taken as a specific value of the ambient temperature Ta in the final temperature query table, and one specific value of each ambient temperature Ta corresponds to the range of one air outlet temperature Tc.
The dehumidifier air outlet cover detection equipment and the detection method, which are obtained by the invention, determine the air outlet temperature under the normal condition by detecting the change of the current environment temperature in real time, then compare the detected real-time air outlet temperature with the air outlet temperature under the normal condition, detect the current air pressure condition in real time, compare the current air pressure condition with the air pressure under the normal condition, once the data compared with the real-time air outlet temperature and the air outlet temperature reach the specified range and last for N minutes, indicate that the air outlet is covered by clothes or other articles, stop working in time and prompt a user to clean the cover through buzzer and fault codes, finally realize the judgment of the abnormal condition of the air outlet by using the real-time air outlet temperature and the air pressure condition of the air outlet, thereby accurately and effectively judging the abnormal condition of the air outlet, and finally avoid the problem of the aging, but also can prolong the service life of the dehumidifier.
Drawings
Fig. 1 is a schematic structural diagram of an air outlet cover detection apparatus of a dehumidifier in this embodiment 1;
FIG. 2 is a schematic flow chart illustrating a method for detecting a covering of an outlet of a dehumidifier in this embodiment 1;
fig. 3 is a schematic structural diagram of an apparatus for detecting an outlet cover of a dehumidifier in this embodiment 5.
In the figure: the device comprises a controller 1, a first temperature sensor 2, a second temperature sensor 3, a wind pressure sensor 4, an alarm device 5, a wireless transmitting device 6, an external database interface 7, a data repository 8 and a data programming serial port 9.
Detailed Description
The invention is further illustrated with reference to the following figures and examples.
Example 1:
as shown in fig. 1 and fig. 2, the dehumidifier air outlet covering detecting apparatus provided in this embodiment includes a controller 1, a first temperature sensor 2 disposed at an air outlet of the dehumidifier, and a second temperature sensor 3 disposed on the dehumidifier and used for monitoring an ambient temperature, wherein a wind pressure sensor 4 for detecting a wind pressure is disposed at a fan outlet of the dehumidifier, the controller 1 is connected with the first temperature sensor 2, the wind pressure sensor 4, and the second temperature sensor 3, and the controller 1 is further connected with an alarm device 5 and a wireless transmitting device 6.
The embodiment also discloses a method for detecting the dehumidifier air outlet cover, which comprises the following steps of:
a. a temperature lookup table (see table one) of the relation between the ambient temperature Ta and the air outlet temperature Tc is created in advance; each environment temperature Ta in the query table corresponds to a range of the air outlet temperature Tc, and the range comprises an air outlet temperature minimum value Tcmin and an air outlet temperature maximum value Tcmax;
b. a group of wind pressure query tables (see table II) of the relationship between the air outlet temperature Tc and the air outlet wind pressure Tp are created in advance; the range comprises a minimum value Tpmin of air pressure of the air outlet and a maximum value Tpmax of the air pressure of the air outlet;
c. b, after the dehumidifier runs, acquiring the current ambient temperature Ta by a second temperature sensor 3, and inquiring an air outlet temperature maximum value Tcmax corresponding to the normal working of the air outlet temperature Tc in the lookup table established in the step a according to Ta; determining the size of the air pressure Tp of the air outlet in normal work according to the inquired air outlet temperature Tc in an air pressure inquiry table;
d. at the moment, the first temperature sensor 2 detects the current real-time air outlet temperature Tc and the air pressure sensor 4 detects the current real-time air outlet air pressure Tp, and meanwhile, when Tc is more than Tcmax + delta T, the current real-time air outlet air pressure Tp is more than Tpmax + delta P; after the time lasts for N minutes, judging that the covering blocks the air outlet, immediately outputting and executing a protection action by the controller 1, stopping working, and prompting a user to clean the covering through a buzzer and a fault code on the alarm device 5; and sent to the user connected with the dehumidifier through the wireless sending device 6 for prompting.
Preferably, in order to improve the detection accuracy, the Δ T is a constant value, the range of the Δ T is 3 degrees to 10 degrees, the Δ P is a constant value, and the range of the Δ P is 10Pa to 15 Pa. In this embodiment, Δ T is 5 degrees, and Δ P is 12 Pa.
Preferably, the range of N minutes is 10 minutes or more in order to improve the detection accuracy.
Preferably, in order to improve the detection accuracy, in the creating process of the temperature lookup table, the air outlet temperature Tc during normal operation is used as a main code, more than one current ambient temperature Ta is collected within a period of time, an average value is taken as a specific value of the ambient temperature Ta in the final temperature lookup table, and one specific value of each ambient temperature Ta corresponds to a range of the air outlet temperature Tc.
N in this embodiment is 10 minutes or more to ensure generation of the false alarm phenomenon.
Before the dehumidifier leaves a factory, a temperature query table of the relation between the dehumidifier and the ambient temperature Ta and the air outlet temperature Tc is established in advance in a database of the controller 1, when the temperature query table is established, the final ambient temperature Ta of the dehumidifier and the air outlet temperature Tc corresponding to the ambient temperature Ta are specified according to the finally suitable space size of the dehumidifier, similarly, a wind pressure query table is established according to the relation between the air outlet temperature Tc and the air outlet wind pressure Tp, then the corresponding temperature query table and the corresponding wind pressure query table are injected into the database of the controller 1, and then a program is programmed;
table one: in this embodiment, during normal operation, the temperature lookup table for the relationship between the ambient temperature Ta and the outlet temperature Tc
| Ambient temperature Ta (. degree.C.) | Outlet temperature Tc (Tcmin-Tcmax) (. degree.C.) |
| 1 | 15-19 |
| 2 | 16-20 |
| 3 | 17-21 |
| 4 | 18-22 |
| 5 | 19-23 |
| 6 | 20-24 |
| 7 | 21-25 |
| 8 | 22-26 |
| 9 | 23-27 |
| 10 | 24-28 |
| 11 | 27-31 |
| 12 | 28-32 |
| 13 | 29-33 |
| 14 | 30-34 |
| 15 | 31-35 |
| 16 | 32-36 |
| 17 | 33-37 |
| 18 | 34-38 |
| 19 | 35-39 |
| 20 | 36-40 |
| 21 | 37-41 |
| 22 | 38-42 |
| 23 | 39-43 |
| 24 | 40-44 |
| 25 | 41-45 |
| 26 | 42-46 |
| 27 | 43-47 |
| 28 | 44-48 |
| 29 | 45-49 |
| 30 | 46-50 |
| ＞30 | Ta+20- Ta+24 |
Table two: in this embodiment, during normal operation, the temperature lookup table for the relationship between the outlet temperature Tc and the outlet pressure Tp (from the first table, the normal outlet temperature Tc corresponding to the temperature value of 4 ambient temperatures Ta is selected from 1-10 degrees, the normal outlet temperature Tc corresponding to the temperature value of 4 ambient temperatures Ta is selected from 10-20 degrees, and the normal outlet temperature Tc corresponding to the temperature value of 4 ambient temperatures Ta is selected from 20-30 degrees to form the second table)
| Temperature at outlet Tc (. degree. C.) | Air outlet pressure Tp (Tpmin-Tpmax) (pa) |
| 17 | 300-350 |
| 19 | 500-550 |
| 20 | 650-700 |
| 22 | 800-850 |
| 24 | 950-1000 |
| 31 | 1200-1250 |
| 33 | 1400-1450 |
| 36 | 1600-1650 |
| 41 | 1800-1850 |
| 42 | 1900-1950 |
| 45 | 2150-2200 |
| 50 | 2250-2300 |
| ＞50 | 2300 or more |
In this embodiment, after the dehumidifier operates for a period of time, the system automatically starts the detection device, the current ambient temperature Ta collected by the second temperature sensor 3 is 25 ℃, the maximum value Tcmax of an air outlet temperature corresponding to normal operation of the air outlet temperature Tc is found to be 45 ℃ according to a table pair, and the maximum value of the air outlet air pressure Tp during normal operation is determined to be 2200Pa in the air pressure query table according to the found air outlet temperature Tc (45 ℃); at this time, if the current real-time air outlet temperature Tc detected by the first temperature sensor 2 is 52 ℃, and the current real-time air outlet air pressure Tp detected by the air pressure sensor 4 is 2300Pa, according to the formula: tc (50 ℃) > Tcmax (45 ℃) + delta T (5 degrees), and the current real-time air outlet air pressure Tp (2300 Pa) > Tpmax (2200 Pa) + delta P (12 Pa); after the time lasts for 10 minutes, judging that the covering blocks the air outlet, immediately executing protection action, stopping working, and prompting a user to clean the covering through buzzer and fault codes on the alarm device 5; and sent to the user connected with the dehumidifier through the wireless sending device 6 for prompting.
Therefore, the embodiment determines the temperature of the air outlet under the normal condition by detecting the change of the current environment temperature in real time, then compares the detected real-time air outlet temperature with the temperature of the air outlet under the normal condition, detects the current air pressure condition in real time, then compares the detected real-time air outlet temperature with the air pressure under the normal condition, once the compared data of the real-time air outlet temperature and the air pressure under the normal condition reach the specified range and lasts for N minutes, when the air outlet is covered by clothes or other articles, the working is stopped in time and a user is prompted to clear the covering through buzzer and fault codes, and finally the abnormal condition of the air outlet is judged by utilizing the real-time air outlet temperature and the air pressure condition of the air outlet, so that the abnormal condition of the air outlet can be accurately, directly and effectively judged, the problem.
Example 2:
the general structure of the method for detecting the covering of the air outlet of the dehumidifier provided by the embodiment is the same as that of the embodiment 1, except that, in this embodiment, Δ T is 3 degrees, Δ P is 10Pa, and in this embodiment, the temperature lookup table of the relationship between the ambient temperature Ta and the outlet temperature Tc and the temperature lookup table of the relationship between the outlet temperature Tc and the outlet air pressure Tp are the first and second tables in embodiment 1, in this embodiment, after the dehumidifier operates for a period of time, the system automatically turns on the detection device, the current ambient temperature Ta collected by the second temperature sensor 3 is 4 ℃, and correspondingly finding out that the maximum value Tcmax of the corresponding air outlet temperature Tc is 22 ℃ when the air outlet temperature Tc normally works according to the table, determining the maximum value of the air pressure Tp of the air outlet in normal work to be 850Pa in an air pressure query table according to the queried air outlet temperature Tc (22 ℃); at this time, if the current real-time air outlet temperature Tc detected by the first temperature sensor 2 is 28 ℃, and the current real-time air outlet air pressure Tp detected by the air pressure sensor 4 is 900Pa, according to the formula: tc (28 ℃) > Tcmax (22 ℃) + delta T (3 degrees), and the current real-time air outlet air pressure Tp (900 Pa) > Tpmax (850 Pa) + delta P (10 Pa); after the time lasts for 10 minutes, judging that the covering blocks the air outlet, immediately executing protection action, stopping working, and prompting a user to clean the covering through buzzer and fault codes on the alarm device 5; and sent to the user connected with the dehumidifier through the wireless sending device 6 for prompting.
Example 3:
the general structure of the method for detecting the covering of the air outlet of the dehumidifier provided by the embodiment is the same as that of the embodiment 1, except that, in this embodiment, Δ T is 10 degrees, Δ P is 15Pa, and in this embodiment, the temperature lookup table of the relationship between the ambient temperature Ta and the outlet temperature Tc and the temperature lookup table of the relationship between the outlet temperature Tc and the outlet air pressure Tp are the first and second tables in embodiment 1, in this embodiment, after the dehumidifier operates for a period of time, the system automatically turns on the detection device, the current ambient temperature Ta collected by the second temperature sensor 3 is 30 ℃, and correspondingly finding out that the maximum value Tcmax of the corresponding air outlet temperature Tc is 50 ℃ when the air outlet temperature Tc normally works according to the table, determining the maximum value of the air pressure Tp of the air outlet in normal work to be 350Pa in an air pressure query table according to the queried air outlet temperature Tc (50 ℃); at this time, if the current real-time air outlet temperature Tc detected by the first temperature sensor 2 is 70 ℃, and the current real-time air outlet air pressure Tp detected by the air pressure sensor 4 is 2500Pa, according to the formula: tc (70 ℃) > Tcmax (50 ℃) + delta T (10 degrees), and the current real-time air outlet air pressure Tp (2500 Pa) > Tpmax (2300 Pa) + delta P (15 Pa); after the time lasts for 10 minutes, judging that the covering blocks the air outlet, immediately executing protection action, stopping working, and prompting a user to clean the covering through buzzer and fault codes on the alarm device 5; and sent to the user connected with the dehumidifier through the wireless sending device 6 for prompting.
Example 4:
the general structure of the method for detecting the covering of the air outlet of the dehumidifier provided by the embodiment is the same as that of the embodiment 1, except that, in this embodiment, Δ T is 8 degrees, Δ P is 13Pa, and in this embodiment, the temperature lookup table of the relationship between the ambient temperature Ta and the outlet temperature Tc and the temperature lookup table of the relationship between the outlet temperature Tc and the outlet air pressure Tp are the first and second tables in embodiment 1, in this embodiment, after the dehumidifier operates for a period of time, the system automatically turns on the detection device, the current ambient temperature Ta collected by the second temperature sensor 3 is 11 ℃, and correspondingly finding out that the maximum value Tcmax of the corresponding air outlet temperature Tc is 31 ℃ when the air outlet temperature Tc normally works according to the table, determining the maximum value of the air pressure Tp of the air outlet in normal work to be 1250Pa in the air pressure query table according to the queried air outlet temperature Tc (31 ℃); at this time, if the current real-time air outlet temperature Tc detected by the first temperature sensor 2 is 40 ℃, and the current real-time air outlet air pressure Tp detected by the air pressure sensor 4 is 1300Pa, according to the formula: tc (40 ℃) > Tcmax (31 ℃) + delta T (8 degrees), and the current real-time air outlet air pressure Tp (1300 Pa) > Tpmax (1250 Pa) + delta P (13 Pa); after the time lasts for 10 minutes, judging that the covering blocks the air outlet, immediately executing protection action, stopping working, and prompting a user to clean the covering through buzzer and fault codes on the alarm device 5; and sent to the user connected with the dehumidifier through the wireless sending device 6 for prompting.
Example 5:
as shown in fig. 3, in the dehumidifier air outlet cover detection apparatus provided in this embodiment, in order to facilitate the later adjustment of data in the database and improve the detection accuracy, the controller 1 is further connected with the external database interface 7 and the data programming serial port 9, the external database interface 7 is connected with the data repository 8, in this embodiment, the data programming serial port 9 is provided, so that the temperature lookup table and the air pressure lookup table can be automatically set according to specific conditions, thereby improving the detection accuracy, and after the dehumidifier is used for a long time, the air outlet air pressure and the air outlet temperature of the dehumidifier and the ambient temperature change along with the aging of the machine equipment, so that the temperature lookup table and the air pressure lookup table are subsequently updated by technical personnel regularly and more practically under the condition of the dehumidifier, and finally the dehumidifier air outlet cover detection apparatus can detect the condition of the air outlet cover in real time in the most accurate detection manner, and finally, the working effect in the detection process is improved.
Claims (3)
1. A method for detecting the covering of air outlet of dehumidifier includes such steps as detecting the covering of air outlet, the device comprises a controller (1), a first temperature sensor (2) arranged at an air outlet of the dehumidifier, a second temperature sensor (3) arranged on the dehumidifier and used for monitoring the ambient temperature, a wind pressure sensor (4) for detecting wind pressure is arranged at the outlet of the fan of the dehumidifier, the controller (1) is respectively connected with the first temperature sensor (2), the wind pressure sensor (4) and the second temperature sensor (3), the controller (1) is also connected with an alarm device (5) and a wireless transmitting device (6), the controller (1) is also connected with an external database interface (7) and a data programming serial port (9), be connected with data repository (8) on external database interface (7), characterized by: the method specifically comprises the following steps:
a. a temperature lookup table of the relation between the ambient temperature Ta and the air outlet temperature Tc is created in advance; each environment temperature Ta in the query table corresponds to a range of the air outlet temperature Tc, and the range comprises an air outlet temperature minimum value Tcmin and an air outlet temperature maximum value Tcmax;
b. a group of wind pressure query tables of the relationship between the air outlet temperature Tc and the air outlet wind pressure Tp are created in advance; the range comprises a minimum value Tpmin of air pressure of the air outlet and a maximum value Tpmax of the air pressure of the air outlet;
c. b, after the dehumidifier runs, acquiring the current ambient temperature Ta by a second temperature sensor (3), and inquiring an air outlet temperature maximum value Tcmax corresponding to the normal working of the air outlet temperature Tc in the lookup table established in the step a according to Ta; determining the size of the air pressure Tp of the air outlet in normal work according to the inquired air outlet temperature Tc in an air pressure inquiry table;
d. at the moment, the first temperature sensor (2) detects the current real-time air outlet temperature Tc and the air pressure sensor (4) detects the current real-time air outlet air pressure Tp, and meanwhile, when Tc is more than Tcmax + delta T, the current real-time air outlet air pressure Tp is more than Tpmax + delta P; after the time lasts for N minutes, the controller (1) judges that the covering blocks the air outlet, immediately outputs and executes protection action, stops working and prompts a user to clean the covering through buzzer and fault codes on the alarm device (5); and sending the information to a user connected with the dehumidifier through a wireless sending device (6) for prompting;
the Δ T is a constant value and the range of Δ T is 3 degrees to 10 degrees, the Δ P is a constant value and the range of Δ P is 10Pa to 15 Pa.
2. The method as claimed in claim 1, wherein the range of N minutes is greater than or equal to 10 minutes.
3. The method as claimed in claim 1 or 2, wherein the temperature lookup table is created by using the outlet temperature Tc during normal operation as a main code, collecting more than one current ambient temperature Ta within a period of time, and averaging to obtain a specific value of the ambient temperature Ta in the final temperature lookup table, wherein a specific value of each ambient temperature Ta corresponds to a range of the outlet temperature Tc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710735269.8A CN107543286B (en) | 2017-08-24 | 2017-08-24 | Dehumidifier air outlet cover detection device and detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710735269.8A CN107543286B (en) | 2017-08-24 | 2017-08-24 | Dehumidifier air outlet cover detection device and detection method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107543286A CN107543286A (en) | 2018-01-05 |
| CN107543286B true CN107543286B (en) | 2020-11-03 |
Family
ID=60958274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710735269.8A Active CN107543286B (en) | 2017-08-24 | 2017-08-24 | Dehumidifier air outlet cover detection device and detection method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107543286B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11821641B2 (en) | 2022-03-28 | 2023-11-21 | Haier Us Appliance Solutions, Inc. | Fault diagnosis method in a dehumidifier appliance |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102235720A (en) * | 2011-03-08 | 2011-11-09 | 海尔集团公司 | Intake air filtering screen device of air-conditioning outdoor machine and cleaning method thereof |
| CN103925942A (en) * | 2014-03-18 | 2014-07-16 | 烽火通信科技股份有限公司 | Dust screen detection device and method for electronic device |
| CN105370605A (en) * | 2014-08-18 | 2016-03-02 | 中国移动通信集团公司 | Fan control method and device |
| CN105871756A (en) * | 2016-05-31 | 2016-08-17 | 深圳市双赢伟业科技股份有限公司 | Method and device for detecting blockage of air outlet of exchanger and exchanger |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02254258A (en) * | 1989-03-29 | 1990-10-15 | Harman Co Ltd | Fan heater |
-
2017
- 2017-08-24 CN CN201710735269.8A patent/CN107543286B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102235720A (en) * | 2011-03-08 | 2011-11-09 | 海尔集团公司 | Intake air filtering screen device of air-conditioning outdoor machine and cleaning method thereof |
| CN103925942A (en) * | 2014-03-18 | 2014-07-16 | 烽火通信科技股份有限公司 | Dust screen detection device and method for electronic device |
| CN105370605A (en) * | 2014-08-18 | 2016-03-02 | 中国移动通信集团公司 | Fan control method and device |
| CN105871756A (en) * | 2016-05-31 | 2016-08-17 | 深圳市双赢伟业科技股份有限公司 | Method and device for detecting blockage of air outlet of exchanger and exchanger |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11821641B2 (en) | 2022-03-28 | 2023-11-21 | Haier Us Appliance Solutions, Inc. | Fault diagnosis method in a dehumidifier appliance |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107543286A (en) | 2018-01-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107255340B (en) | Control method and control system for preventing compressor of inverter air conditioner from overheating | |
| CN104422060B (en) | The control method of air-conditioner and device | |
| CN107356444B (en) | Test method and test macro for transducer air conditioning | |
| CN105650801A (en) | Method and device for controlling defrosting mode of air conditioner to start and air conditioner | |
| CN108131802B (en) | Self-cleaning control method for air conditioner | |
| CN111322721A (en) | Air conditioner fault detection processing method and system, storage medium and air conditioner | |
| CN108507130B (en) | Self-cleaning control method for air conditioner | |
| CN107543286B (en) | Dehumidifier air outlet cover detection device and detection method | |
| CN105508201A (en) | Control method, controller and control system for electric heating belt in air conditioner compressor | |
| CN104764158A (en) | Method for using air conditioner to remove formaldehyde | |
| CN107894063B (en) | Multi-split system diagnosis method and multi-split system | |
| WO2019237691A1 (en) | Air conditioner defrosting control method and air conditioner controller | |
| WO2013078999A1 (en) | Method, system, and base station device for temperature control | |
| WO2023020078A1 (en) | Control method and device for air conditioner, and server | |
| CN114183883A (en) | Detection method of four-way valve and air conditioner | |
| CN111796154A (en) | Device and method for monitoring abnormity of power supply connection part of electric equipment | |
| CN111664543B (en) | Air conditioner and control method thereof | |
| CN113324776A (en) | Detection device and detection method for air conditioning unit | |
| CN105066370A (en) | Compressor overload protection control method and device and air conditioner | |
| CN116821846A (en) | Online integrated rapid detection method, system and equipment for air conditioner external unit | |
| CN103868652A (en) | RRU box body water inlet detection method and device | |
| CN108386957B (en) | Self-cleaning control method for air conditioner and air conditioner | |
| CN115111722A (en) | Drying control method, drying system, electronic equipment, storage medium and product | |
| CN104503512B (en) | A kind of constant temperature node failure self checking method | |
| CN112542029A (en) | Fan noise detection monitoring method and system, computer equipment and storage medium |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 315806 Zhejiang city of Ningbo province Beilun Daqi Yongjiang Road No. 26 Applicant after: NINGBO DEYE FREQUENCY CONVERSION TECHNOLOGY Co.,Ltd. Address before: 315806 Zhejiang Province, Ningbo city Beilun District Yongjiang Road No. 26 (Ningbo Deye frequency technology Limited by Share Ltd) Applicant before: NINGBO DEYE FREQUENCY TECHNOLOGY Co.,Ltd. |
|
| CB02 | Change of applicant information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |