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Last Updated: Apr 25, 2025 | Study Period: 2023-2030
Dielectric loss is the energy lost during the heating process of a dielectric substance in a fluctuating electric field. An alternating-current circuit, for instance, alternately charges and discharges a capacitor every half cycle.
Due to its chemical characteristics and high dielectric strength, transformer oil is a mineral-based oil that is frequently used in transformers. Your transformer uses this oil as a cooling and insulating agent. The oil will eventually deteriorate, increasing the likelihood of problems and expensive repairs.
The accepted method for determining the breakdown voltage of dielectric oil involves measuring the voltage at which sparking will occur between the two electrodes submerged in the insulating oil and separated by a predetermined gap, which is typically 2.5 mm as per established standards.
Insulating oils are used in transformers, switchgear, bushings, capacitors, and other electrical devices. Insulating oil testers are made to make it simple and accurate to determine the die-electric strength of these insulating oils. They are perfect for usage in local laboratories and fields.
Energy can be lost in a dielectric through two basic types of loss. A charge passage through the material results in energy loss in conduction loss. Dielectric loss is the energy that is lost as polarisation changes in an alternating electromagnetic field due to the movement of charges.
A dielectric withstand test, also known as a pressure test, high potential test, or hipot test, is an electrical safety test carried out on a component or product to ascertain the efficacy of its insulation in electrical engineering. Energized components and ground, or mutually insulated parts of a part, may be the subject of the test.
The Global Transformer oil dielectric loss testing equipment market accounted for $XX Billion in 2022 and is anticipated to reach $XX Billion by 2030, registering a CAGR of XX% from 2023 to 2030.
Globecore Equipment for measuring the dielectric loss of transformer oil is used both when the oil is being used and when its quality is being checked before it is fed into the transformer.
The definition of the dielectric loss tangent, the parameters it depends on, the algorithm used to calculate it, and the tools employed will all be covered in this article.The displacement angle in this circuit between the current and the voltage will be smaller than 90°.
The angle, also referred to as the dielectric loss angle, is the angle required to complement the phase displacement angle up to 90°The dielectric loss tangent, which is quantitatively equal to the ratio of active to reactive power at a given sinusoidal voltage and frequency, is characterised by the energy loss in the capacitor.
Long-term use and storage of transformer oil causes it to lose some of its dielectric property. We specifically point up moisturization and the presence of entrapped air as operational factors that raise the dielectric loss tangent of transformer oil.
If the tangent increases as the applied voltage rises, air has been trapped in the oil. In comparison to the same indicator for fresh oil, the dielectric loss tangent can multiply several times under the effect of operational conditions. Utilizing the dielectric loss measurement equipment, such increases must be promptly monitored.
Sl no | Topic |
1 | Market Segmentation |
2 | Scope of the report |
3 | Abbreviations |
4 | Research Methodology |
5 | Executive Summary |
6 | Introduction |
7 | Insights from Industry stakeholders |
8 | Cost breakdown of Product by sub-components and average profit margin |
9 | Disruptive innovation in the Industry |
10 | Technology trends in the Industry |
11 | Consumer trends in the industry |
12 | Recent Production Milestones |
13 | Component Manufacturing in US, EU and China |
14 | COVID-19 impact on overall market |
15 | COVID-19 impact on Production of components |
16 | COVID-19 impact on Point of sale |
17 | Market Segmentation, Dynamics and Forecast by Geography, 2023-2030 |
18 | Market Segmentation, Dynamics and Forecast by Product Type, 2023-2030 |
19 | Market Segmentation, Dynamics and Forecast by Application, 2023-2030 |
20 | Market Segmentation, Dynamics and Forecast by End use, 2023-2030 |
21 | Product installation rate by OEM, 2023 |
22 | Incline/Decline in Average B-2-B selling price in past 5 years |
23 | Competition from substitute products |
24 | Gross margin and average profitability of suppliers |
25 | New product development in past 12 months |
26 | M&A in past 12 months |
27 | Growth strategy of leading players |
28 | Market share of vendors, 2023 |
29 | Company Profiles |
30 | Unmet needs and opportunity for new suppliers |
31 | Conclusion |
32 | Appendix |