CN109039832B - Intelligent household electrical appliance communication reliability testing method - Google Patents
Intelligent household electrical appliance communication reliability testing method Download PDFInfo
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- CN109039832B CN109039832B CN201811150036.2A CN201811150036A CN109039832B CN 109039832 B CN109039832 B CN 109039832B CN 201811150036 A CN201811150036 A CN 201811150036A CN 109039832 B CN109039832 B CN 109039832B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/50—Testing arrangements
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/001—Measuring interference from external sources to, or emission from, the device under test, e.g. EMC, EMI, EMP or ESD testing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
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Abstract
The invention discloses a communication reliability testing method for an intelligent household appliance, belonging to the technical field of communication performance testing, and the communication reliability testing method for the intelligent household appliance comprises the following steps: s1: and (3) testing a basic communication function: placing a sample machine to be tested on a rotary table of a full-electric wave darkroom, testing the communication success rate of the intelligent household appliance in the 360-degree rotation process of the rotary table, wherein the rotation speed of the rotary table is less than 2 degrees/s, the rotation range is 0-360 degrees, and the test period is 3 hours; s2: performing electromagnetic compatibility testing; s3: testing the environment; s4: the communication reliability test method for the intelligent household electrical appliances provided by the invention realizes the communication performance test of the intelligent household electrical appliances in different environments, so that the test data is more comprehensive, the accuracy and the reliability of the test result are ensured, and the communication success rate of the intelligent household electrical appliances can be reflected in an all-round manner.
Description
Technical Field
The invention relates to the technical field of communication performance testing, in particular to a method for testing communication reliability of an intelligent household appliance.
Background
The intelligent household appliance is a household appliance product formed by introducing a microprocessor, a sensor technology and a network communication technology into household appliance equipment, has the functions of automatically sensing the space state of a house, the self state of the household appliance and the service state of the household appliance, and can automatically control and receive a control instruction of a house user in the house or in a remote place; meanwhile, the intelligent household appliance is used as a component of the intelligent home, and can be interconnected with other household appliances, homes and facilities in a house to form a system, so that the function of the intelligent home is realized. Communication refers to information communication and transmission between people or between people and nature through some behaviors or media, and refers to that two or more parties needing information adopt any method and any media to accurately and safely transmit the information from one party to another party without violating the respective will in a broad sense. The communication of intelligent household electrical appliances is the reliable important assurance of intelligent household electrical appliances operation, and intelligent household electrical appliances all need test its communication performance in process of production, and current test means is single, and the test result is not comprehensive, can not carry out communication test to the service environment of difference. Therefore, a method for testing the communication reliability of the intelligent household electrical appliance is provided.
Disclosure of Invention
The invention aims to provide a method for testing the communication reliability of an intelligent household appliance, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an intelligent household electrical appliance communication reliability test method comprises the following steps:
s1: and (3) testing a basic communication function: placing a sample machine to be tested on a rotary table of a full-electric wave darkroom, testing the communication success rate of the sample machine to be tested in the 360-degree rotation process of the rotary table, wherein the rotation speed of the rotary table is less than 2 degrees/s, the rotation range is 0-360 degrees, and the test period is 3 hours;
s2: and (3) electromagnetic compatibility testing: the electrostatic discharge immunity test is carried out according to DB/T17626.2, and during the test, the discharge voltage is +/-2 kV and +/-4 kV for contact discharge and +/-2 kV, +/-4 kV and +/-8 kV for air discharge; testing the radiation disturbance immunity according to GB/T17626.3 at 80MHz-2.7 GHz; when the signal/telecommunication/control port of the fixed equipment and the auxiliary equipment thereof and the connecting cable of the DC power supply port exceed 3m, carrying out an electric fast transient pulse group immunity test according to GB/T17626.4; carrying out a surge (impact) immunity test according to GB/T17626.5; conducting a conducted disturbance immunity test induced by a radio frequency field for a wire-line communication device and auxiliary equipment thereof which are provided with cables longer than 3m or connected with an AC power supply according to GB/T17626.6; carrying out voltage sag, short-time interruption and voltage change immunity experiments according to GB/T17626.11; carrying out power frequency magnetic field immunity test and immunity test of harmonic wave and harmonic wave of an alternating current power supply port and telecommunication network signals on a prototype to be tested with a magnetic field sensitive device according to GB/T1726.8; carrying out simulated lightning stroke test according to GB/T17626.13;
s3: and (3) environmental testing: placing a sample machine to be tested in a test box, adjusting the temperature to the harsh temperature meeting the standard regulation, and continuously communicating for 3 hours in a constant temperature box at 55 ℃ after the temperature of the sample machine to be tested is stable; placing a sample machine to be tested in a test box, adjusting the temperature to the harsh temperature meeting the standard regulation, and continuously communicating for 3 hours in a constant temperature box at minus 10 ℃ after the temperature of the sample machine to be tested reaches the stability;
s4: typical scenario application testing: and placing the prototype to be tested in a specific application scene to test the communication success rate.
Preferably, in the steps S1-S4, the sample machines to be tested are all in a working state during testing.
Preferably, in step S1, for the sample machine to be tested connected by wire, the wire signal is directly connected to the darkroom, and for the sample machine to be tested connected by wireless, the signal source in the darkroom is used to generate the signal of the required frequency band.
Preferably, the horizontal distance between the signal source tested in the step S1 and the sample machine to be tested is 3m, and the signal source is circularly lifted vertically at a constant speed of 10cm/S within the range of 0-4 m.
Preferably, in step S2, when performing the electrical fast transient burst immunity test, the test level of the signal/telecommunications and control port is 0.5kV, the test level of the DC power input port is 1kV, the test level of the AC power input port is 1kV, when performing the conducted disturbance immunity test induced by the radio frequency field, the test signal is subjected to 80% amplitude modulation by the sine wave signal of 1kHz, and in the frequency range of 150kHz 80MHz, the frequency is increased by a step length not more than 1% of the previous frequency.
Preferably, the step S3 further includes placing the sample machine to be tested in an incubator with a relative humidity of 95% RH and a temperature of 55 ℃ for continuous communication for 3h, and performing the communication test.
Preferably, the scene in step S4 includes a living room, a kitchen, a toilet, a bedroom, an elderly person room, and a children room.
Preferably, the test network in step S4 is a wide area network, the test period is 3h, and the signal source is a route permitted by network access.
Compared with the prior art, the invention has the beneficial effects that: the method for testing the communication reliability of the intelligent household electrical appliance, provided by the invention, realizes the communication performance test of the intelligent household electrical appliance under different environments, so that the test data is more comprehensive, the accuracy and the reliability of the test result are ensured, and the communication success rate of the intelligent household electrical appliance can be reflected in an all-round way.
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FIG. 1 is a flow chart of the testing method of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: an intelligent household electrical appliance communication reliability test method comprises the following steps:
s1: and (3) testing a basic communication function: placing a sample machine to be tested on a rotary table of a full-electric wave darkroom, testing the communication success rate of the sample machine to be tested in the 360-degree rotation process of the rotary table, wherein the rotation speed of the rotary table is less than 2 degrees/s, the rotation range is 0-360 degrees, and the test period is 3 hours;
s2: and (3) electromagnetic compatibility testing: the electrostatic discharge immunity test is carried out according to DB/T17626.2, and during the test, the discharge voltage is +/-2 kV and +/-4 kV for contact discharge and +/-2 kV, +/-4 kV and +/-8 kV for air discharge; testing the radiation disturbance immunity according to GB/T17626.3 at 80MHz-2.7 GHz; when the signal/telecommunication/control port of the fixed equipment and the auxiliary equipment thereof and the connecting cable of the DC power supply port exceed 3m, carrying out an electric fast transient pulse group immunity test according to GB/T17626.4; carrying out a surge (impact) immunity test according to GB/T17626.5; conducting a conducted disturbance immunity test induced by a radio frequency field for a wire-line communication device and auxiliary equipment thereof which are provided with cables longer than 3m or connected with an AC power supply according to GB/T17626.6; carrying out voltage sag, short-time interruption and voltage change immunity experiments according to GB/T17626.11; carrying out power frequency magnetic field immunity test and immunity test of harmonic wave and harmonic wave of an alternating current power supply port and telecommunication network signals on a prototype to be tested with a magnetic field sensitive device according to GB/T1726.8; carrying out simulated lightning stroke test according to GB/T17626.13;
s3: and (3) environmental testing: placing a sample machine to be tested in a test box, adjusting the temperature to the harsh temperature meeting the standard regulation, and continuously communicating for 3 hours in a constant temperature box at 55 ℃ after the temperature of the sample machine to be tested is stable; placing a sample machine to be tested in a test box, adjusting the temperature to the harsh temperature meeting the standard regulation, and continuously communicating for 3 hours in a constant temperature box at minus 10 ℃ after the temperature of the sample machine to be tested reaches the stability;
s4: typical scenario application testing: and placing the prototype to be tested in a specific application scene to test the communication success rate.
Wherein, in the step S1-S4, the sample machines to be tested are all in working state when testing is carried out, in the step S1, the wired signal is directly connected to the darkroom for the sample machine to be tested which is connected by wire, the signal source in the darkroom is used to generate the signal of the required frequency band for the sample machine to be tested which is connected by wireless, the horizontal distance between the signal source tested in the step S1 and the sample machine to be tested is 3m, the signal source is circularly lifted in the range of 0-4m vertically at the uniform speed of 10cm/S, in the step S2, when carrying out the immunity test of the electric fast transient pulse group, the test level of the signal/telecommunication and the control port is 0.5kV, the test level of the DC power input port is 1kV, the test level of the AC power input port is 1kV, when carrying out the immunity test of the conducted by the radio frequency field induction, the test signal is carried out the amplitude modulation of 80% by the sine wave signal of 1kHz, in the frequency range of 150kHz and 80MHz, the step length of frequency increase is not more than 1% of the previous frequency, the step S3 further comprises the step of placing a prototype to be tested in a constant temperature box with the relative humidity of 95% RH and the temperature of 55 ℃ for continuous communication for 3h to carry out communication test, the scene in the step S4 comprises a living room, a kitchen, a toilet, a horizontal type room, an old people room and a children room, the test network in the step S4 is a wide area network, the test period is 3h, and the signal source is a route permitted by network access.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A method for testing communication reliability of intelligent household appliances is characterized by comprising the following steps: the intelligent household appliance communication reliability testing method comprises the following steps:
s1: and (3) testing a basic communication function: placing a sample machine to be tested on a rotary table of a full-electric wave darkroom, testing the communication success rate of the sample machine to be tested in the 360-degree rotation process of the rotary table, wherein the rotation speed of the rotary table is less than 2 degrees/s, the rotation range is 0-360 degrees, and the test period is 3 hours;
s2: and (3) electromagnetic compatibility testing: the electrostatic discharge immunity test is carried out according to DB/T17626.2, and during the test, the discharge voltage is +/-2 kV and +/-4 kV for contact discharge and +/-2 kV, +/-4 kV and +/-8 kV for air discharge; testing the radiation disturbance immunity according to GB/T17626.3 at 80MHz-2.7 GHz; when the signal/telecommunication/control port of the fixed equipment and the auxiliary equipment thereof and the connecting cable of the DC power supply port exceed 3m, carrying out an electric fast transient pulse group immunity test according to GB/T17626.4; carrying out a surge (impact) immunity test according to GB/T17626.5; conducting a conducted disturbance immunity test induced by a radio frequency field for a wire-line communication device and auxiliary equipment thereof which are provided with cables longer than 3m or connected with an AC power supply according to GB/T17626.6; carrying out voltage sag, short-time interruption and voltage change immunity experiments according to GB/T17626.11; carrying out power frequency magnetic field immunity test and immunity test of harmonic wave and harmonic wave of an alternating current power supply port and telecommunication network signals on a prototype to be tested with a magnetic field sensitive device according to GB/T1726.8; carrying out simulated lightning stroke test according to GB/T17626.13;
s3: and (3) environmental testing: placing a sample machine to be tested in a test box, adjusting the temperature to the harsh temperature meeting the standard regulation, and continuously communicating for 3 hours in a constant temperature box at 55 ℃ after the temperature of the sample machine to be tested is stable; placing a sample machine to be tested in a test box, adjusting the temperature to the harsh temperature meeting the standard regulation, and continuously communicating for 3 hours in a constant temperature box at minus 10 ℃ after the temperature of the sample machine to be tested reaches the stability;
s4: typical scenario application testing: placing a prototype to be tested in a specific application scene to carry out communication success rate test;
the horizontal distance between the signal source tested in the step S1 and the sample machine to be tested is 3m, and the signal source is circularly lifted vertically at a constant speed of 10cm/S within the range of 0-4 m;
in step S2, when the electrical fast transient burst immunity test is performed, the test level of the signal/telecommunication/control port is 0.5kV, the test level of the DC power input port is 1kV, and the test level of the AC power input port is 1kV, when the conducted disturbance immunity test by the radio frequency field induction is performed, the test signal is subjected to 80% amplitude modulation by the sine wave signal of 1kHz, and the frequency increase step size is not more than 1% of the previous frequency in the frequency range of 150kHz 80 MHz.
2. The intelligent household appliance communication reliability test method according to claim 1, characterized in that: in the steps S1-S4, the sample machines to be tested are all in a working state during testing.
3. The intelligent household appliance communication reliability test method according to claim 1, characterized in that: in the step S1, for the sample machine to be tested connected by wire, the wire signal is directly accessed into the darkroom, and for the sample machine to be tested connected by wireless, the signal source in the darkroom is used to generate the signal of the required frequency band.
4. The intelligent household appliance communication reliability test method according to claim 1, characterized in that: and S3, placing the sample machine to be tested in a constant temperature box with the relative humidity of 95% RH and the temperature of 55 ℃ for continuous communication for 3h, and carrying out communication test.
5. The intelligent household appliance communication reliability test method according to claim 1, characterized in that: the scene in step S4 includes a living room, a kitchen, a toilet, a bedroom, an elderly person room, and a children' S room.
6. The intelligent household appliance communication reliability test method according to claim 1, characterized in that: the test network in step S4 is a wide area network, the test period is 3h, and the signal source is a route permitted by network access.
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| CN115314410A (en) * | 2022-08-10 | 2022-11-08 | 深圳市吉祥腾达科技有限公司 | Soft AC client simulation and authentication automatic test method and system |
| CN115150875B (en) * | 2022-09-01 | 2022-11-08 | 安徽南瑞中天电力电子有限公司 | Test method and test system for Bluetooth function of intelligent electric energy meter |
| CN116359659B (en) * | 2023-05-31 | 2023-07-28 | 北京煜邦电力技术股份有限公司 | Portable electromagnetic compatibility testing equipment based on carrier communication unit and testing method thereof |
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