GB/T 32065.19-2020.Environmental test methods for oceanographic instruments-Part 19: Immersion test.
1 Scope
This part of GB/T 32065 specifies the test requirements, test procedures and related information for the immersion test of oceanographic instruments.
GB/T 32065.19 is applicable to the assessment or determination of the adaptability of oceanographic instruments for use under immersion conditions.
2 Normative references
The following documents are indispensable for the application of this document. For any dated referenced document, only the dated version applies to this document. For any undated referenced document, the latest version (including all amendments) applies to this document.
GB/T 32065.1-2015 Environmental test methods for marine instruments Part 1: General
3 Test requirements
3.1 General requirements
The standard atmospheric conditions for the immersion test of marine instruments shall be carried out in accordance with the provisions of 4.2 of GB/T 32065.1-2015; the installation of test samples shall be carried out in accordance with the provisions of 6.1 of GB/T 32065.1-2015; and the test interruption treatment shall be carried out in accordance with the provisions of Chapter 7 of GB/T 32065.1-2015.
3.2 Test equipment
3.2.1 The test equipment includes a temperature test chamber (room), a water pool or a test water tank, which shall comply with the provisions of Chapter 5 of GB/T 32065.1-2015.
3.2.2 The allowable temperature error in the temperature test chamber (room) is ±2 °C.
3.2.3 The relative humidity in the temperature test chamber (room) shall not exceed 50%.
3.2.4 When controlling the temperature of the test sample, the test sample shall be close to the center of the temperature test chamber (room), and the minimum distance between any surface and the corresponding temperature test chamber (room) wall shall be greater than 15 cm.
3.2.5 The test sample shall not be directly radiated by any heating and cooling elements in the temperature test chamber (room).
3.2.6 The test equipment used for immersion should be a pool that meets the test water depth or a test water tank that can be pressure controlled. The allowable error of the test depth is ±0.1m, and the allowable error of the test pressure is ±0.001MPa.
This part specifies the test requirements, test procedures and related information for the immersion test of marine instruments. This part is applicable to assessing or determining the adaptability of marine instruments used under immersion conditions.

ICS19.040
National Standard of the People's Republic of China
GB/T32065.19—2020
Environmental test methods for oceanographic instruments-Part19:Immersion test
2020-11-19 Release
State Administration for Market Regulation
National Standardization Administration
Release
2021-06-01 Implementation
Foreword
GB/T32065 "Environmental test methods for marine instruments" 1 is intended to be divided into the following parts: Part 1: General;
Part 2: Low temperature test;
Part 3: Low temperature storage test;
Part 4: High temperature test;
Part 5: High temperature storage test;
Part 6: Steady humidity test;||tt| |Part 7: Cyclic damp heat test;
Part 8: Temperature change test;
Part 9: Mildew growth test;
Part 10: Salt spray test;
Part 11: Impact test;
Part 12: Collision test;
Part 13: Tilt and swing test;
Part 14: Vibration test;
Part 15: Water pressure test;
Part 16: Seawater corrosion test;
Part 17: Temperature-humidity-vibration comprehensive test; Part 18: Biological adhesion test;
Part 19: Immersion test.
This part is Part 19 of GB/T32065. This part was drafted in accordance with the rules given in GB/T1.1-2009. This part was proposed by the Ministry of Natural Resources of the People's Republic of China. This part is under the jurisdiction of the National Technical Committee for Marine Standardization (SAC/TC283). Drafting units of this part: National Marine Standards and Metrology Center, National Deep Sea Base Management Center. GB/T32065.19—2020
Main drafters of this standard: Liu Ning, Kong Weixuan, Liu Shidong, Zhang Qiang, Suo Lili, Yu Kaiben, Zong Le, Yu Shengqi 1) Parts 1 to 7 were published in 2015, and Parts 9, 14 and 15 were published in 2019. 1 Scope
Environmental test methods for marine instruments
Part 19: Immersion test
GB/T32065.19—2020
This part of GB/T32065 specifies the test requirements, test process and related information for the immersion test of marine instruments. This part is applicable to assessing or determining the adaptability of marine instruments under immersion conditions. Normative references
SZAG
The following documents are indispensable for the application of this document. For any dated reference, only the dated version applies to this document. For any undated reference, the latest version (including all amendments) applies to this document GB/T32065.1-2015 Environmental test methods for marine instruments Part 1: General 3 Test requirements
3.1 General requirements
The standard atmospheric conditions for the immersion test of marine instruments shall be in accordance with the provisions of 4.2 of GB/T32065.1-2015; the installation of test samples shall be in accordance with the provisions of 6.1 of GB/T32065.1-2015; the test interruption processing shall be in accordance with the provisions of Chapter 7 of GB/T32065.1-2015.
3.2 Test equipment
3.2.1 The test equipment includes a temperature test chamber (room), a pool or a test water tank, which shall comply with the provisions of Chapter 5 of GB/T32065.1-2015.
3.2.2 The temperature in the temperature test chamber (room) shall have an allowable error of ±2°C. 3.2.3 The relative humidity in the temperature test chamber (room) shall not exceed 50%. 3.2.4 When controlling the temperature of the test sample, the test sample shall be close to the center of the temperature test chamber (room), and the minimum distance between any surface and the corresponding temperature test chamber (room) wall shall be greater than 15cm. 3.2.5 The test sample shall not be directly radiated by any heating and cooling elements in the temperature test chamber (room). 3.2.6 The test equipment used for immersion should be a pool that meets the test water depth or a test water tank that can be pressure controlled. The allowable error of the test depth is ±0.1m, and the allowable error of the test pressure is ±0.001MPa. 3.2.7 The test medium is fresh water, seawater or artificial seawater, and the temperature is 15℃～35℃. 3.3
Test severity level
3.3.1 Sample test temperature
Unless otherwise specified, the test temperature of the immersed sample of the ocean instrument shall be selected from the following provisions: a) 27℃ higher than the medium temperature, suitable for ocean instruments immersed immediately after being heated by the sun; 10℃ higher than the medium temperature, suitable for ocean instruments in a typical temperature difference environment; b)
The test sample temperature is not considered for large-volume ocean instruments that cannot be placed in the test box (room). c)
GB/T32065.19—2020
3.3.2 Test water depth
Unless otherwise specified, the water depth for the immersion test of marine instruments (from the highest surface of the test sample to the water surface) shall be selected from the following provisions: 1m;
b) 4m;
c) 6m;
d) 10m;
e) 15m.
3.3.3 Duration
Unless otherwise specified, the duration of the immersion test for marine instruments shall be selected from Table 1. nwwW.bzxz.Net
Duration/h
Table 1 Duration level
Scope of application
Marine instruments with a recovery period ≤ 30 days
Marine instruments with a recovery period of 30 days < ≤ 180 days Marine instruments with a recovery period of 180 days < ≤ 365 days Marine instruments with a recovery period > 365 days
Note: The recovery period is the total time from the deployment to the recovery of the marine instrument 4
Test process
Pretreatment
Place the test sample in a standard atmosphere Under the conditions, make it reach temperature stability, or according to the agreement of the test parties (such as: product standards, test outline or test contract, etc., the same below) 4.2
Initial test
According to the agreement of the test parties, the sealing parts and key structural parts of the test sample shall be inspected for appearance, electrical properties, mechanical properties and other properties, and the test data shall be recorded in Table A.1 of Appendix A. 4.3 Condition test
4.3.1 The test sample shall be placed in the temperature test box (chamber) in an unpackaged and unpowered state, and then the test box (chamber) shall be adjusted to the temperature specified in 3.3.1 at a temperature change rate of 0.7℃/min to 1.0℃/min. After the temperature of the test sample is stable, power on the work 4.3.2 Take out the sample, put it in the pool or test water tank, and carry out the test according to the test water depth specified in 3.3.2 and the test time specified in 3.3.3.
4.3.3 After the test, take out the test samples and recover them. 4.4
Intermediate testing
During the conditional test, the test samples shall be subjected to intermediate testing as agreed by both parties to the test, and the test data shall be recorded in Table A,1. 4.4.1
During the intermediate testing, the test samples shall not be taken out of the pool or test water tank or tested after recovery. 4.4.2
3 During the conditional test, it is necessary to understand the performance of the test samples at a specific time, but the test cannot be completed in the pool or test water tank. 4.4.3
In this case, an additional batch of test samples shall be added for each specific time for recovery and final testing. 5 Recovery
GB/T32065.19—2020
The test samples shall be blown dry in a ventilated state and recovered as agreed by both parties to the test. If the test sample has obvious changes before and after the test, protective measures should be taken when opening the corresponding sealing structure. 6 Final inspection
According to the agreement between the two parties, the sealing parts and key structural parts of the test sample are inspected for appearance, electrical properties, mechanical properties and other performance tests, and compared with the initial test data, and the data are recorded in Table A.1. Related information
When the methods specified in this section are used, the agreement between the test parties should include the following information pre-processing;
a)
b)
initial test;
the state of the test sample during the test;
test medium, test sample temperature, test water depth and duration; intermediate test;
recovery;
final test;
any changes to the test procedure agreed by the test parties. 2
GB/T32065.19—2020
Appendix A
(Normative Appendix)
Test sample test data record sheet
The test sample test data record sheet is used to record the relevant data of the initial test, intermediate test and final test. See Table A.1 for details. Test sample test data record table
Table A.1
Test sample information
Test items
Sample model
Test medium
Sample test temperature
Test water depth
Sample feature description
Name
Initial test
Intermediate test
Final test
Tester:
Measuring range
Sealing parts and
State of key structural parts
Dimensions and mass
Electrical properties
Mechanical properties
Other properties
Electrical properties
Mechanical properties
Other properties
Sealing parts and
State of key structural parts
Dimensions and mass
Electrical properties
Mechanical properties
Other properties
Sample name
Sample number
Test medium temperature
Sample temperature stabilization time
Immersion duration
Main equipment used for testing
Accuracy level
Or maximum allowable error
Test situation
Certificate number
Verifier:
Valid until
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