CN109188112A - The environmental testing method of Modularized digital array antenna - Google Patents
The environmental testing method of Modularized digital array antenna Download PDFInfo
- Publication number
- CN109188112A CN109188112A CN201810966789.4A CN201810966789A CN109188112A CN 109188112 A CN109188112 A CN 109188112A CN 201810966789 A CN201810966789 A CN 201810966789A CN 109188112 A CN109188112 A CN 109188112A
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- Prior art keywords
- array antenna
- digital array
- temperature
- modularized digital
- test
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/10—Radiation diagrams of antennas
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/40—Means for monitoring or calibrating
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/40—Means for monitoring or calibrating
- G01S7/4004—Means for monitoring or calibrating of parts of a radar system
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Electromagnetism (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention discloses the environmental testing methods of Modularized digital array antenna, comprising: S1, carries out electric performance test to Modularized digital array antenna in the ideal situation, records test result；S2, Modularized digital array antenna is placed in progress low-temperature working state verification in chamber, records test result；S3, hot operation state verification is continued to Modularized digital array antenna in chamber, records test result；S4, step S2 and S3 are repeated, Modularized digital array antenna is made to carry out continuous low temperature and hot operation state verification, record test result；S5, it Modularized digital array antenna is placed in chamber carries out damp and hot test, record test result；S6, calculating is compared and analyzed to test result, obtains environmental suitability test report.It is in application, extreme temperature and humidity environment can be simulated, and Modularized digital array antenna is put into such environment and carries out electric performance test, to analyze its environmental suitability.
Description
Technical field
The present invention relates to digital array antenna measurement technical fields, and in particular to the environment of Modularized digital array antenna is surveyed
Method for testing.
Background technique
Digital array antenna is the important component of Digital Array Radar, has the spies such as channel is more, loss is small, minor lobe is low
Point, good digital array antenna performance are the premises that radar overall performance guarantees.With the raising of research and development and production technology, out
Modular digital array antenna equipment is showed, miniaturization, lightweight, low function is realized under the premise of meeting performance indicator
Consumption.The existing performance test for Modularized digital array antenna all carries out in the ideal situation, and digital array day
Line will transport before actually coming into operation by a series of storage, and its environment to come into operation is also likely to be more severe
Weather environment, these extra factors can all have an impact the performance of digital array antenna, only carry out ideal shape to it merely
Performance test under state is far from being enough.
Summary of the invention
The present invention in view of the deficienciess of the prior art, provide Modularized digital array antenna environmental testing method,
In application, extreme temperature and humidity environment can be simulated, and Modularized digital array antenna is put into such environment and carries out electricity
Performance test, to analyze its environmental suitability.
The invention is realized by the following technical scheme:
The environmental testing method of Modularized digital array antenna, comprising the following steps:
S1, electric performance test is carried out to Modularized digital array antenna in the ideal situation, records test result；
S2, Modularized digital array antenna is placed in progress low-temperature working state verification, testing time four in chamber
A hour, the minimum temperature that test process reaches are -55 DEG C, record test result；
S3, hot operation state verification is continued to Modularized digital array antenna in chamber, the testing time is
Four hours, the maximum temperature that test process reaches are 70 DEG C, record test result；
S4, step S2 and S3 are repeated, Modularized digital array antenna is made to carry out continuous low temperature and high temperature in chamber
Working condition test, temperature cycle times no less than three times, record test result；
S5, it Modularized digital array antenna is placed in chamber carries out damp and hot test, record test result；
S6, the test result input computer that step S1~S5 is obtained is compared and analyzed into calculating, obtains modularization number
The environmental suitability test report of word array antenna.
Preferably, in step sl, Modularized digital array antenna is placed in chamber, keeps it big with a distance from tank wall
In 10cm, if placing two or more Modularized digital array antennas, then it cannot be superimposed placement and space between also big
In 10cm, test temperature is then minimized by temperature with the rate no more than 3 DEG C/min since room temperature, keeps same after 2h
Temperature is warmed to room temperature with the rate no more than 3 DEG C/min, and restores 1h~2h, whole process continues 4h, and persistently to mould
Block digital array antenna, which is powered, carries out electric performance test.
Preferably, in step s 2, test temperature is risen to by the highest temperature with the rate no more than 3 DEG C/min since room temperature
Degree equally cools the temperature to room temperature after keeping 2h with the rate no more than 3 DEG C/min, and restores 1h~2h, and whole process is lasting
4h, and be persistently powered to Modularized digital array antenna and carry out electric performance test.
Preferably, heating being carried out in chamber and when cooling test, internal relative humidity is maintained at 20%~
80%.
Preferably, in step s 5, Modularized digital array antenna is placed in chamber and heats, humidifies, whole process
Relative humidity is maintained at 90%~98%, and heating process is the circulating-heating of room temperature~40 DEG C, and room temperature is heated to 40 DEG C of process
Continuing 5h, linear temperature increase is down to room temperature after 40 DEG C of holding 10h, and temperature-fall period continues 5h, and it is linear to cool down, after then restoring 4h
Next cycle heating is carried out, entire test process carries out the circulating-heating in no less than two periods altogether, and persistently to module
Change the energization of digital array antenna and carries out electric performance test.
Preferably, the temperature error allowed in step S2~S5 is ± 2 DEG C, and the relative humidity deviation of permission is ± 5%.
The present invention has the advantage that and the utility model has the advantages that
1, the environmental testing method of Modularized digital array antenna of the present invention, can be respectively to Modularized digital array antenna
Carry out low temperature and hot operation state verification.
2, the environmental testing method of Modularized digital array antenna of the present invention can carry out Modularized digital array antenna
Low temperature and the test of high temperature circulation working condition.
3, the environmental testing method of Modularized digital array antenna of the present invention can simulate hygrothermal environment to Modularized digital
Array antenna carries out working condition test.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is the low temperature controlling curve figure of step S2；
Fig. 2 is the high-temperature control curve graph of step S3；
Fig. 3 is the moisture heat temperature controlling curve figure of step S5.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below with reference to embodiment and attached drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation for explaining only the invention, are not made
For limitation of the invention.
Embodiment
As shown in Figure 1-3, the environmental testing method of Modularized digital array antenna, comprising the following steps:
S1, electric performance test is carried out to Modularized digital array antenna in the ideal situation, records test result；
S2, Modularized digital array antenna is placed in progress low-temperature working state verification, testing time four in chamber
A hour, the minimum temperature that test process reaches are -55 DEG C, record test result；
S3, hot operation state verification is continued to Modularized digital array antenna in chamber, the testing time is
Four hours, the maximum temperature that test process reaches are 70 DEG C, record test result；
S4, step S2 and S3 are repeated, Modularized digital array antenna is made to carry out continuous low temperature and high temperature in chamber
Working condition test, temperature cycle times no less than three times, record test result；
S5, it Modularized digital array antenna is placed in chamber carries out damp and hot test, record test result；
S6, the test result input computer that step S1~S5 is obtained is compared and analyzed into calculating, obtains modularization number
The environmental suitability test report of word array antenna.
In step sl, Modularized digital array antenna is placed in chamber, it is made to be greater than 10cm with a distance from tank wall,
If placing two or more Modularized digital array antennas, then cannot be superimposed placement and spacing between also greater than 10cm,
Then test temperature is minimized by temperature with the rate no more than 3 DEG C/min since room temperature, kept after 2h equally with little
Temperature is warmed to room temperature in the rate of 3 DEG C/min, and restores 1h~2h, whole process continues 4h, and persistently to modularization number
Word array antenna, which is powered, carries out electric performance test.
In step s 2, test temperature is risen to by maximum temperature with the rate no more than 3 DEG C/min since room temperature, kept
Room temperature is equally cooled the temperature to the rate no more than 3 DEG C/min after 2h, and restores 1h~2h, whole process continues 4h, and
It is persistently powered to Modularized digital array antenna and carries out electric performance test.
When carrying out heating and cooling test in chamber, internal relative humidity is maintained at 20%~80%.
In step s 5, Modularized digital array antenna is placed in chamber and heats, humidifies, whole process relative humidity
It is maintained at 90%~98%, heating process is the circulating-heating of room temperature~40 DEG C, and the process that room temperature is heated to 40 DEG C continues 5h, line
Property heating, room temperature is down to after 40 DEG C of holdings 10h, temperature-fall period continues 5h, linear cooling, then carries out after recovery 4h next
Period heating, entire test process carry out the circulating-heating in no less than two periods altogether, and persistently to Modularized digital array
Antenna, which is powered, carries out electric performance test.
The temperature error allowed in step S2~S5 is ± 2 DEG C, and the relative humidity deviation of permission is ± 5%.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not intended to limit the present invention the foregoing is merely a specific embodiment of the invention
Protection scope, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (6)
1. the environmental testing method of Modularized digital array antenna, which comprises the following steps:
S1, electric performance test is carried out to Modularized digital array antenna in the ideal situation, records test result；
S2, Modularized digital array antenna is placed in progress low-temperature working state verification in chamber, the testing time is four small
When, the minimum temperature that test process reaches is -55 DEG C, records test result；
S3, hot operation state verification is continued to Modularized digital array antenna in chamber, the testing time is four
Hour, the maximum temperature that test process reaches is 70 DEG C, records test result；
S4, step S2 and S3 are repeated, Modularized digital array antenna is made to carry out continuous low temperature and hot operation in chamber
State verification, temperature cycle times no less than three times, record test result；
S5, it Modularized digital array antenna is placed in chamber carries out damp and hot test, record test result；
S6, the test result input computer that step S1~S5 is obtained is compared and analyzed into calculating, obtains Modularized digital battle array
The environmental suitability test report of array antenna.
2. the environmental testing method of Modularized digital array antenna according to claim 1, which is characterized in that in step S1
In, Modularized digital array antenna is placed in chamber, it is made to be greater than 10cm with a distance from tank wall, if placing two or more
Modularized digital array antenna, then cannot be superimposed placement and space between also greater than 10cm, then since room temperature with
Test temperature is minimized temperature by the rate no more than 3 DEG C/min, equally will with the rate no more than 3 DEG C/min after holding 2h
Temperature is warmed to room temperature, and restores 1h~2h, and whole process continues 4h, and is persistently powered and is carried out to Modularized digital array antenna
Electric performance test.
3. the environmental testing method of Modularized digital array antenna according to claim 1, which is characterized in that in step S2
In, test temperature is risen to by maximum temperature with the rate no more than 3 DEG C/min since room temperature, is kept after 2h equally to be not more than
The rate of 3 DEG C/min cools the temperature to room temperature, and restores 1h~2h, and whole process continues 4h, and persistently to Modularized digital
Array antenna, which is powered, carries out electric performance test.
4. the environmental testing method of Modularized digital array antenna according to claim 2 or 3, which is characterized in that trying
When carrying out heating and cooling test in tryoff, internal relative humidity is maintained at 20%~80%.
5. the environmental testing method of Modularized digital array antenna according to claim 1, which is characterized in that in step S5
In, Modularized digital array antenna is placed in chamber and heats, humidify, whole process relative humidity is maintained at 90%~
98%, heating process is the circulating-heating of room temperature~40 DEG C, and the process that room temperature is heated to 40 DEG C continues 5h, linear temperature increase, 40
It is down to room temperature after DEG C keeping 10h, temperature-fall period continues 5h, and it is linear to cool down, then restore progress next cycle heating after 4h, it is whole
A test process carries out the circulating-heating in no less than two periods altogether, and is persistently powered and carries out to Modularized digital array antenna
Electric performance test.
6. the environmental testing method of Modularized digital array antenna according to claim 1, which is characterized in that step S2~
The temperature error allowed in S5 is ± 2 DEG C, and the relative humidity deviation of permission is ± 5%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810966789.4A CN109188112A (en) | 2018-08-23 | 2018-08-23 | The environmental testing method of Modularized digital array antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810966789.4A CN109188112A (en) | 2018-08-23 | 2018-08-23 | The environmental testing method of Modularized digital array antenna |
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| Publication Number | Publication Date |
|---|---|
| CN109188112A true CN109188112A (en) | 2019-01-11 |
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ID=64919705
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810966789.4A Withdrawn CN109188112A (en) | 2018-08-23 | 2018-08-23 | The environmental testing method of Modularized digital array antenna |
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| Country | Link |
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| CN (1) | CN109188112A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116559803A (en) * | 2023-07-07 | 2023-08-08 | 四川省华盾防务科技股份有限公司 | Rapid test method and test system for small phased array |
-
2018
- 2018-08-23 CN CN201810966789.4A patent/CN109188112A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116559803A (en) * | 2023-07-07 | 2023-08-08 | 四川省华盾防务科技股份有限公司 | Rapid test method and test system for small phased array |
| CN116559803B (en) * | 2023-07-07 | 2023-09-12 | 四川省华盾防务科技股份有限公司 | Rapid test method and test system for small phased array |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190111 |
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| WW01 | Invention patent application withdrawn after publication |