Industry News - Page 18

Why continuous online monitoring of dissolved gases in transformer oil is essential

September 24, 2025 08:43:31

The implementation of continuous transformer oil gas online monitoring device is the modern transformer condition assessment system from the passive overhaul to the active predictive maintenance of the core technical aspects of the transformation. The traditional offline method of periodically taking samples during power outages and sending them to the laboratory for chromatographic analysis has the following insurmountable technical limitations: The number of monitoring...

How to choose the right condition monitoring device for oil-immersed transformers?

September 22, 2025 09:04:41

Oil-immersed transformer condition monitoring device needs to be combined with the transformer's own characteristics, operating scenarios, operation and maintenance needs and cost budgets, from the "core demand matching, technical capability suitability, practicality and reliability, full-cycle cost" four major dimensions of systematic assessment, to avoid blind selection. The following are specific selection methods and key considerations...

Oil-immersed transformer condition monitoring device: in-depth analysis of the heart of the power grid "guardian"

September 21, 2025 09:08:59

In the huge and complex power system, oil-immersed transformers play an irreplaceable core role, and their health status directly determines the stability and safety of power transmission. In order to penetrate its solid metal shell, insight into the internal operation of the subtle changes, oil-immersed transformer condition monitoring device came into being. This set of re...

Transformer bushing monitoring system manufacturers

September 19, 2025 08:30:20

Transformer bushings are a key component in high-voltage power equipment, responsible for safely routing high-voltage conductors from the grounded transformer tank, serving the dual role of insulation and support. However, statistics show that bushing failures are one of the main causes of catastrophic transformer failures, accounting for as much as a quarter...

Online monitoring device for dissolved gas in transformer oil

September 18, 2025 15:29:57

As the core asset of the power grid, the health condition of the transformer is directly related to the stability and safety of the entire power system. Dissolved gas online monitoring (DGA) technology in transformer oil, as an advanced means of predictive maintenance, can be real-time, continuous "perspective" of the internal operating status of the transformer, so that in the event of a failure ...

Transformer Local Discharge Monitoring

September 16, 2025 08:24:36

Transformer partial discharge (referred to as "local discharge") refers to the transformer internal insulation medium under the action of the electric field, the local area of the non-penetrating discharge phenomenon, this discharge will not immediately cause insulation breakdown, but the long-term existence of the insulating material will continue to deteriorate, and ultimately may lead to serious insulation failures, so the local discharge monitoring...

Transformer online monitoring equipment

September 16, 2025 08:05:10

Transformer online monitoring equipment is a key infrastructure to ensure the stable operation of the power system, which can capture all kinds of parameter changes in the process of equipment operation in real time, provide accurate fault early warning basis for operation and maintenance personnel, effectively reduce the probability of sudden transformer failure, and extend the service life of the equipment. Transformer oil gas (...

Transformer oil level monitoring system: a key line of defense for power grid security

September 12, 2025 09:07:21

In the power system, the transformer is an indispensable core equipment, and its stable operation is directly related to the reliability of the entire power grid. And in the many factors affecting the performance of the transformer, the transformer oil level is a critical indicator. So, why is the transformer oil level so important? And how we should its...

Transformer online monitoring system introduction

September 11, 2025 07:37:52

Voltage online monitoring system is an intelligent system for real-time and continuous monitoring of key status parameters of operating transformers through sensors, data acquisition, transmission and analysis modules, the core role of which is to discover latent faults within the equipment in a timely manner (e.g., insulation aging, partial discharges, overheating, etc.), and to avoid sudden...

Installation and use of transformer oil chromatography online monitoring device

September 11, 2025 07:34:37

The installation quality of transformer oil chromatography online monitoring device directly determines its monitoring accuracy and stability, the use of the process needs to follow the standard operation to ensure that the data is valid. The following from the installation of pre-preparation, installation process, the use of methods, maintenance points of the four dimensions to develop a detailed description, applicable to 110kV and above oil-immersed transformer ...

Transformer oil chromatography online monitoring device introduction

September 11, 2025 07:33:52

Transformer oil chromatography online monitoring device is a kind of equipment used for real-time monitoring of dissolved gas content in transformer oil to diagnose latent faults within the transformer: Principle of operation When there is localized overheating or localized discharge in the transformer, the insulating oil or solid insulator in the faulty area will decompose into small molecules of hydrocarbon gases (...

What is a transformer oil temperature and level monitoring system?

September 7, 2025 09:43:22

First, what is the transformer oil temperature and oil level monitoring system? Transformer oil temperature and oil level monitoring system is a set of intelligent monitoring equipment specially used for real-time monitoring of insulating oil temperature and oil level changes inside the power transformer. The system is installed in the transformer body through the various types of sensors, continuous collection of oil temperature and oil level data,...

Why dry-type transformers need to install BWDK-S201 temperature controller

August 25, 2025 16:11:12

Dry-type transformers need to install BWDK-S201 thermostat, mainly because the thermostat has a high-precision temperature monitoring capability and comprehensive protection functions, can provide reliable protection for the safe and stable operation of dry-type transformers, as follows: High-precision temperature measurement: BWDK-S201 thermostat usually uses Pt100 ...

How to prevent dry-type transformer arc triggered arc short circuit

August 17, 2025 15:25:07

Do a good job of fan spare parts management, found fan failure timely replacement, to ensure that the fan runs normally, good heat dissipation. Strengthen the daily inspection, especially the dry-type transformer cooling fan inspection must be careful and serious, you can observe the way the fan fins, to confirm whether its operation is normal Dry-type transformer general...

Introduction of main transformer oil level thermometer

August 17, 2025 15:13:05

The oil level thermometer of the transformer is to indicate the change of transformer oil temperature. It consists of elastic element, capillary tube, temperature package and micro switch. When the temperature package inserted into the transformer oil is heated, the volume increment generated by the thermal expansion of the temperature-sensitive medium in the temperature package is transferred to the elastic element through the capillary tube, so that the elastic element produces...

Transformer oil change thermostat pointer means what?

August 17, 2025 15:11:19

The temperature indicated by the red pointer is defined as the air cooling stop temperature. When the transformer reaches this temperature, the air-cooling system stops automatically and the transformer is cooled only by self-cooling. The temperature indicated by the blue pointer is defined as the air-cooling opening temperature. When the transformer reaches this temperature, the air-cooling system is automatically turned on, relying on the fan to...

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