By hvhipot 
Are you curious about the concept of impact high-voltage generators? What exactly is it? Under what circumstances will it be used? What other factors can affect its performance? Today, let’s unveil its mysterious veil together and explore how to better utilize it.
What is an impact high-voltage generator?
Simply put, a surge high-voltage generator is an electronic device that can generate short-term, high amplitude voltage pulses. These voltage pulses have extremely short rise times and high amplitudes, and are commonly used to simulate transient overvoltages that various electrical equipment may encounter in actual operation, such as those caused by lightning strikes or switch operations. Understanding its working principle is crucial for ensuring the stable operation of the power system.
Key influencing factors
Waveform parameters: including pulse amplitude, rise time, half peak time, etc., which directly determine the characteristics of the analog voltage.
Energy storage: The energy storage capacity of the internal capacitors of the generator determines the amount of energy that can be output as pulses.
Insulation level: The insulation capability of the equipment itself directly affects whether it can safely and reliably generate the required high voltage.
Trigger stability: Whether the pulses generated by each trigger are consistent is the key to ensuring the repeatability and accuracy of the test.
Core application areas and related technologies
The impact high-voltage generator plays a core role in the insulation performance testing of power equipment.
Insulator testing: Simulate lightning strikes to test the voltage resistance of insulators.
Transformer test: Evaluate the insulation strength of transformer windings under high voltage impact.
Cable diagnosis: Detecting potential defects in cable insulation through impulse voltage.
The high-voltage testing technology closely related to it also includes partial discharge detection, dielectric loss measurement, etc., which together constitute a comprehensive evaluation system for the quality of power equipment.
How to achieve better impact high-voltage testing?
To obtain accurate and reliable test results, there are several aspects worth noting:
Accurate parameter setting: According to national standards or industry norms, carefully set the various parameters of the impact high-voltage generator to ensure accurate simulation conditions.
Stable power supply: Ensure stable and pure power supply for the generator, avoiding interference and affecting output.
Standardized connection and grounding: All connecting cables and grounding measures should comply with high-voltage operating procedures to ensure the safety of personnel and equipment.
Professional measuring equipment: equipped with high-precision high-voltage dividers, impulse voltage measuring devices, etc., to ensure the accuracy of measurement results.
At HV Hipot Electric Co., Ltd., we are well aware that every detail is related to the success or failure of testing. The company is committed to providing advanced high-voltage testing equipment and solutions to help users complete various testing tasks more efficiently and accurately. With years of industry experience and a persistent pursuit of technology, HV Hipot Electric Co., Ltd. has become a reliable partner in the industry.
frequently asked questions
Q1: In which industries is the impact high-voltage generator mainly used for equipment testing? A1: Mainly used in industries such as power, new energy, aerospace, etc. that require extremely high insulation performance for electrical equipment.
Q2: What are the “standard lightning impulse” and “operational impulse” of impulse voltage? A2: High energy, rapidly rising voltage simulated by standard lightning impulse during lightning strikes; Operation shock simulates the low amplitude but high repetition frequency overvoltage generated during power system switching operations.
Q3: How to choose a suitable impact high-voltage generator? A3: The selection needs to be based on the voltage level of the tested equipment, the type of impact to be simulated, and relevant national/industry standards.
Q4: What are the safety precautions when operating the impact high-voltage generator? A4: It is necessary to strictly follow the high-voltage operating procedures, wear insulation protective equipment, ensure that the equipment is well grounded, and operate under the guidance of professional personnel.
Q5: Why is it said that the products of HV Hipot Electric Co., Ltd. are competitive in the industry? A5: HV Hipot Electric Co., Ltd., with its profound technical accumulation, innovative product design, and strict quality control, can provide shock high-voltage generators and related testing equipment with stable performance, accurate measurement, and compliance with international standards.