Transformer lightning impulse voltage

Technological Description of Lightning Impulse Voltage Generator

I. Equipment Overview

The Lightning Impulse Voltage Generator is a specialized testing equipment designed to simulate lightning impulse voltages, widely used in the detection of lightning impulse withstand performance in power systems, electrical equipment, and insulating materials. This device incorporates advanced design concepts and technology, featuring high efficiency, stability, and safety, capable of meeting the requirements of various lightning impulse tests.

Surface Processing

The equipment surface is treated with imported automotive insulating paint, offering a bright luster. It not only boasts excellent moisture-proof and hydrophobic properties but also has superior insulation strength.Extreme.The paint boasts excellent aging resistance, maintaining stable color and performance even in harsh climates such as extreme cold, high temperatures, and high altitudes.

Section III: Body Structure

Body adopts German-inspiredSiemensThe four-column structure boasts compact design and excellent stability. Each level's charging voltage is ±100kVNo Chinese content provided.Extreme.Sex-symmetric charging meets the voltage requirements of lightning impulse tests.

The synchronous ball gap is sealed within an insulated drum, where a blower introduces filtered fresh air from the bottom, ensuring that the ball gap discharge is unaffected by environmental dust and discharge particles, thus guaranteeing stable and reliable discharge.

Reasonably designed interlevel insulation and mechanical support can withstand200kVOperate at impulse voltages110kVDirect current voltage without discharge ensures the safe operation of the equipment.

Section 4: Operation and Maintenance

The interior space is spacious, equipped with insulated ladders and operation platforms for easy access to necessary operations and maintenance by operators.

The equipment is designed with various operating modes, allowing the series and parallel operation of the impact body to be changed through a dedicated connection rod, catering to different testing requirements.

Each level is equipped with a card holder for placing tuning resistors and connecting rods, facilitating adjustments and replacements of the resistors and rods.

Five: Main Capacitor

The main capacitor employs an iron shell single-tube pulse capacitor, featuring stable capacitance and high DC working voltage.

In normal operating conditions, capacitors exhibit minimal deformation, and their casings can withstand significant vertical tensile forces without damage or leakage.

Capacitors are horizontally mounted at each stage of the generator, ensuring stability and reliability over long-term use.

Wave Tuning Component

The wave head, wave tail, and charging resistors all have adequate heat capacity, ensuring the generator can operate continuously for extended periods.

The wavehead and wavetail resistors are constructed with a plate shape, utilizing copper wire for non-inductive winding. They are externally vacuum cast with insulating resin, featuring spring clamp-type terminals for easy installation.

Equipped with multiple wavefront, wavetail resistors, and charging resistors to meet the requirements of various lightning impulse tests.

Section 7: Fully Automatic Control and Protection System

AdoptedEDHGCS2000AType Control System, achieving control over the main part of the impulse voltage generatorAll.No Chinese content provided.Control, meeting all control functions for impact tests.

Control systems from Mitsubishi CorporationFX2NThe series of programmable controllers are core devices, featuring compact size and powerful functionality.

The control system features manual, fully automatic, and programmable control functions, with simple operation and high reliability.

Equipped with a charging voltage feedback measurement system, adjustable spark gap and cutoff gap distances, as well as abnormal charging protection functions, among other practical features.

Section 8: Safety Grounding System

The equipment is equipped with an automatic grounding mechanism with an electromagnetic iron and a safety grounding mechanism, ensuring the equipment is safely grounded during the testing process.

Two ground operations and charging controls feature a cascading protection system to prevent safety incidents caused by incorrect operations.

In summary, this lightning impulse voltage generator boasts advantages such as a rational structure, stable performance, easy operation, and safety reliability, making it an ideal device for testing the lightning impulse withstand performance of power systems, electrical equipment, and insulating materials.