Industry News - Page 17

Oil-immersed Transformer Temperature Sensor Ranking

October 11, 2025 08:51:29

Fluorescent Fiber Optic Temperature Measurement Sensor With the attenuation characteristics of rare earth fluorescent substances, the temperature measurement is also highly resistant to electromagnetic interference, and the compact size of the sensor can be flexibly deployed in the transformer windings, core clamps and other key areas. Its compliance has been recognized by the industry, in the State Grid Collective Sourcing won a high proportion of 89%, is a high...

How to choose the right transformer oil chromatography analyzer for you?

October 9, 2025 15:04:59

Choose the right transformer oil chromatography analyzer, need to consider the analysis needs, technical parameters, ease of use, maintenance, after-sales service and other aspects. The following are specific selection points: Clearly analyze the demand Detection of components: Determine the need to detect the transformer oil gas component types, such as hydrogen, a...

What are the advantages of transformer oil chromatography online monitoring system

October 7, 2025 07:54:11

Transformer oil chromatography online monitoring system as a core technical means to ensure the safe operation of the transformer, its advantages are concentrated in real-time, preventive, economic and intelligent four dimensions, can effectively make up for the shortcomings of the traditional offline detection, specific can be summarized as the following six core advantages: 1. real-time uninterrupted monitoring...

Transformer fault localization

October 6, 2025 08:17:40

Core Objective: Transformer fault location aims to accurately determine the nature of the fault (e.g. short-circuit, open-circuit, discharge), the specific components (e.g. windings, cores, on-load tap-changers, bushings) and their physical location through systematic monitoring, testing and analysis. Localization Logic: Following the "from the surface to the inside, from the macro...

Transformer Gas Relay

October 5, 2025 08:52:15

Standard name: Gas Relay, internationally known as Buchholz Relay. Core function: As a unique primary protection against internal faults in oil-immersed power transformers, it is used to detect gases generated by the decomposition of insulating materials due to electrical discharges or localized overheating, as well as gases generated by the decomposition of insulating materials due to...

Introduction to Transformer Moisture Absorbers

October 4, 2025 10:19:01

Core function: isolate and remove moisture and impurities in the air entering the transformer oil conservator, in order to maintain the high dielectric strength of the insulating oil and slow down the aging process of solid insulating materials. Working Principle: Utilizing the "breathing" effect produced by the thermal expansion and contraction of the internal insulating oil due to changes in operating conditions and ambient temperature of the transformer...

Transformer oil withstand voltage tester

October 3, 2025 08:04:31

Transformer Dielectric Strength Tester Core Function: To accurately measure the dielectric strength, i.e. Breakdown Voltage (BDV), of transformer insulating oil or other liquid insulating media. Test Principle: Under standardized test conditions, a pair of electrodes submerged in the oil sample is applied to hold...

Transformer neutral point DC monitoring

October 2, 2025 09:40:37

Technical analysis of transformer neutral point DC monitoring system Core monitoring object: DC or quasi-DC components flowing in the transformer neutral point grounding lead line. Root problem: Prevent transformer from "DC bias magnetization" due to external DC current injection. Main threat sources: Ground Induced Current (GIC), High Voltage Direct...

Distribution transformer monitoring terminal function and realization

September 30, 2025 15:45:21

Core Functions: The Distribution Transformer Monitoring Terminal (TTU) is an intelligent electronic device deployed on the LV side of a distribution transformer, designed to provide high-precision, real-time data acquisition, metering and status monitoring of key operating parameters of the transformer and its feeder lines. Data collection dimensions: The monitoring scope covers electrical quantity (...

Transformer condition online monitoring mainframe

September 29, 2025 17:10:04

Data Aggregation and Processing Core: The transformer condition online monitoring host is the central processing unit (CPU) of the whole monitoring system, responsible for collecting, synchronizing, storing and pre-processing massive heterogeneous data from all front-end sensors (e.g., DGA, micro-water, bureau discharge, etc.), which is the key hub connecting the perception layer and the application layer. Edge ...

Online monitoring of dry-type transformers

September 29, 2025 15:36:17

Dry-type transformers are widely used in high-rise buildings, urban rail transit, data centers and other scenarios with stringent requirements for power supply safety due to their oil-free operation, excellent fire resistance and low maintenance requirements. Its online monitoring technology through the real-time collection of key parameters during the operation of the equipment, to realize the early identification of hidden faults...

BWY-804J-12 Oil surface temperature controller BWR-04J-8 Winding thermometer Oil change temperature control manufacturer

September 28, 2025 15:25:21

When choosing BWY, BWR series thermostat manufacturers, you need to focus on the core dimensions of technical strength, product quality, market reputation, after-sales service and price/performance ratio and other comprehensive assessment, combined with the technical characteristics of specific models and application scenarios for accurate screening. The following is a detailed analysis of the multi-dimensional development, into the mainstream models of the technical parameters...

Oil-immersed transformer integrated condition monitoring device

September 28, 2025 09:06:58

Comprehensive Multi-Dimensional Diagnostics: The core value of the comprehensive condition monitoring device lies in the integration of dissolved gases in oil (DGA), micro-water and oil quality, partial discharges (PD), fiber optic temperature measurement of the windings, core ground current, casing insulation, on-load tap-changer (OLTC) and many more physical condition parameters, and data fusion through intelligent algorithms...

Transformer Load Monitor

September 27, 2025 19:41:29

Transformer Load Monitor Technical Specification and Application Analysis Part I: Equipment Definition and Positioning in Distribution Networks Transformer load monitor, also known as distribution transformer monitoring terminal (TTU), is a kind of intelligent data acquisition and processing equipment specially deployed on the secondary side of low-voltage distribution transformers. It is used by transformer ...

Comprehensive online monitoring system for transformer insulation: from single parameter to multi-dimensional diagnosis

September 26, 2025 08:42:45

Power transformer is one of the most valuable and critical equipment in the power grid. The health state of its internal insulation system directly determines the operating life of the transformer and the reliability of the power supply of the grid. Transformer insulation comprehensive online monitoring system is an advanced condition assessment technology, which integrates a variety of sensing technologies through...

Online monitoring system for microwater in transformer oil: technology, data and diagnostics

September 25, 2025 18:04:03

In the insulation system of a power transformer, insulating oil and insulating paper (cellulose) form the oil-paper composite insulation. Moisture (H₂O) is one of the most hazardous impurities in this system, and accurate monitoring of its content is a central part of evaluating the health of transformers, preventing insulation breakdown accidents, and extending the service life of the equipment...

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