Traction transformer vacuum oil treatment system

Detection standards:

International standards:

IEC 60076-3-2000 Power transformers - Part 3: Insulation level - Impulse and lightning tests

IEC 60296-2003 Impregnating insulating oil for transformers and switchgear

ISO 4527-1: 2016 Transformer oil - General - Part 1: Overview and definitions

ISO 4527-2:2016 Transformer oil - General - Part 2: Performance testing of oil in operation

ISO 19816:2016 Transformer oil - Detection and measurement methods - Guidelines

Chinese standards:

GB/T 14099.3:2018 Test methods for transformer oil - Part 3: Dielectric loss factor and capacitance

GB/T 14099.4:2018 Test methods for transformer oil - Part 4: Water content

GB/T 14099.5:2018 Test methods for transformer oil - Part 5: Water-soluble acid or acid value

GB/T 14099.6:2018 Test methods for transformer oil - Part 6: Interface tension

GB/T 14099.7:2018 Test methods for transformer oil - Part 7: Detection of corrosive sulfur

GB/T 7595:2008 Quality standard of transformer oil in operation

GB/T 22308:2008 Guideline for maintenance and management of traction transformer oil

Detection items:

Appearance inspection: Observe the treated oil to check for problems such as impurities and uneven color.

Moisture detection: Use methods such as desiccant method or azeotropic distillation to detect the moisture content in the oil to ensure that it meets the standard requirements.

Breakdown voltage detection: Test the electrical performance index of the oil to evaluate its insulation performance under high voltage.

Dielectric loss factor detection: Test the dielectric loss factor of the oil to evaluate its performance in the electric field.

Acid value detection: Use methods such as neutralization titration to detect the acid value of the oil to evaluate its oxidation degree.

Flash point detection: Test the flash point of the oil to evaluate its use safety.

Kinetic viscosity detection: Test the kinetic viscosity of the oil to evaluate its fluidity.

Free carbon detection: Use methods such as filter paper filtration to detect the content of free carbon in the oil to evaluate the degree of equipment wear.

Chromatographic analysis: Analyze the gas composition in the oil to evaluate the faults inside the equipment.

Aniline point detection: Test the aniline point of the oil to evaluate its chemical composition.

Corrosion sulfur content detection: Use methods such as copper sulfate solution test to detect the corrosive sulfur content in the oil to evaluate its corrosive effect on the equipment.

Foam characteristic detection: Test the foam characteristic of the oil to evaluate its ability to handle gas.

Anti-emulsification detection: Use methods such as determination of anti-emulsification time to detect the anti-emulsification performance of the oil to evaluate its ability to handle moisture.

Filtering performance detection: Test the filtering performance of the filtering system, such as filtering accuracy and flow rate, to ensure that the oil reaches the required cleanliness after being processed.

Control system detection: Test the control accuracy and stability of the control system to ensure the normal operation of the system and the simplicity of operation.

Safety protection system detection: Test the functions of the safety protection system, such as overpressure protection and overcurrent protection, to ensure that the system can respond in a timely manner in case of abnormal situations and ensure the safety of the equipment.

Through the detection of these items, the performance and safety of the traction transformer vacuum oil treatment system can be comprehensively evaluated to ensure that it meets the use requirements and ensures the normal operation of the equipment.

Test objects:

The test objects of the traction transformer vacuum oil treatment system mainly include the transformer oil and the oil treatment equipment itself. For the transformer oil, the test items include but are not limited to dielectric performance, water content, acid value, interface tension, corrosive sulfur content, etc. These tests are designed to ensure that the quality and performance of the oil meet the relevant standards to ensure the normal operation of the traction transformer.

In addition, the test of the oil treatment equipment itself is also very important, including the testing of the performance, reliability, and safety of the equipment. These tests can ensure that the equipment can meet the actual needs of the traction transformer and can operate stably and safely during use.

In summary, the test objects of the traction transformer vacuum oil treatment system mainly include the transformer oil and the oil treatment equipment itself. These tests are aimed at ensuring the quality of the oil and the performance of the equipment to meet the standards and provide guarantees for the normal operation of the traction transformer.