Industry News-Page 10-Innovotonica

Application and Advantages of Photoacoustic Spectroscopy for Gas Monitoring in Transformer Oil

May 19, 2026 02:12:02

Technical principle: photoacoustic spectroscopy technology utilizes the absorption properties of gas molecules for specific wavelengths of light for detection. Oil out of the gas mixture is modulated light irradiation, gas molecules absorb light energy through the non-radiative jump to release heat, causing micro-area gas expansion to produce acoustic signals, signal strength and gas concentration is proportional to the nuclear....

Online monitoring of hydrogen in transformer oil: Scenarios and economic analysis of a single hydrogen solution

May 18, 2026 14:12:02

Positioning of single hydrogen monitoring: hydrogen online monitoring in transformer oil is a lightweight DGA solution, focusing on the detection of hydrogen, the earliest and most sensitive fault indicator gas, suitable for limited budget or only basic warning functions Technical principle: the use of hydrogen molecules of the smallest size, the most permeable physical properties of...

Transformer oil chromatography online monitoring installation requirements and acceptance specification details

May 18, 2026 02:12:02

Installation without power outage: One of the core advantages of the oil chromatography online monitoring system is that it is connected to the existing sampling valve and oil return port of the transformer, and the whole installation process does not require power outage, which does not affect the normal operation of the equipment Position Selection: The monitoring mainframe should be installed as close as possible to the sampling valve of the transformer, and the length of the oil pipe should be shortened in order to reduce the length of the...

Transformer oil chromatography online monitoring core indicators: accuracy, cycle time and communication protocols

May 17, 2026 14:12:02

Detection accuracy: the core index to measure the deviation of the system measurement value from the real value, including three sub-dimensions of sensitivity, repeatability and linearity, which directly affects the accuracy of fault judgment Sampling period: the time interval between the system's oil extraction and the output of the complete data, which determines the timeliness of the fault discovery, and the wider the adjustable range of the suitable...

Domestic transformer oil chromatography online monitoring technology strength and selection trends

May 17, 2026 02:12:02

Significant technological progress: domestic oil chromatography online monitoring has made great progress in three key aspects: core detector, degassing technology and diagnostic algorithms, and the performance of mainstream brands has been able to meet the engineering needs of substations at all levels Service Response Advantage: localized R & D and production has brought faster after-sales response and shorter preparation ...

How to choose a transformer oil chromatography online monitoring manufacturer? Avoid the pit guide and inspection points

May 16, 2026 14:12:02

Look at the independent research and development ability: whether the core analysis unit and diagnostic software independent research and development, rather than simple integration of third-party testing module after the labeling sales Look at the accumulation of engineering cases: in the same voltage level and similar scenarios whether there are enough cases of operation, the number and quality of cases directly reflect the maturity of the product Look at the sales...

How much does a transformer oil chromatography online monitoring system cost?2026 Price Composition and Budget Reference

May 16, 2026 06:00:00

Price non-standard products: transformer oil chromatography online monitoring system is not a standard pricing products, the system price varies greatly due to the configuration level, gas detection type, communication mode, installation environment, etc. Cost Composition: The total cost of the front-end monitoring device, back-end software system, installation and commissioning services and long-term operation and maintenance of the consumables four...

Transformer Oil Chromatography vs Oil Spectroscopy: Comparison of Technical Routes and Applicable Scenarios

May 16, 2026 02:00:00

Chromatography: The chromatographic column is used to physically separate the mixed gases and detect the concentration of each component one by one. Mature technology, perfect standard, can detect more than 7 gases at the same time, is the mainstream route of DGA online monitoring Spectrometry: using optical principles (photoacoustic spectrum or infrared absorption spectrum) to directly analyze the gas to a specific wavelength of light ...

How to choose transformer oil chromatography online monitoring system? Six core indicators comparison guide

May 15, 2026 22:00:00

Detecting gas types: How many gases can be detected simultaneously is the core symbol of the system's ability, at least should cover H₂, CO, CH₄, C₂H₄, C₂H₂ five key gases Sampling period: from 1 hour to 24 hours optional, the shorter the period of time for the fast-developing failure to capture the ability to be more powerful, but also needs to be balanced against the consumption of consumables ...

What problems can transformer oil chromatography online monitoring solve? Application value and practical benefits

May 15, 2026 18:00:00

Fault early warning: send out alarms before the transformer fault develops into an accident, transforming passive repair into active intervention, avoiding economic losses caused by sudden shutdowns Conditional overhaul: formulate overhaul plans according to the actual operating status, replacing the traditional mode of overhauling according to a fixed cycle, reducing unnecessary power outages and overhaul costs...

What are the dissolved gases in transformer oil? Seven kinds of fault characteristics of the gas in detail

May 15, 2026 14:00:00

Fault gas: oil-immersed transformer internal overheating or discharge faults occur, the insulating oil and solid insulating materials will decompose and produce characteristic gases dissolved in the oil, the gas components and content directly reflect the type and severity of the fault Seven core gases: hydrogen (H₂), carbon monoxide (CO), carbon dioxide (CO₂)...

Transformer oil chromatography online monitoring is what?

Thu, 15 May 2026 10:00:00

Online monitoring: the system is installed directly on the transformer site, through the inlet and outlet oil pipe connected to the transformer body, without the need for power outages to complete the installation and operation Automatic sampling: according to the set cycle (the fastest 2 hours / times) automatically extracted transformer insulation oil degassing analysis, instead of the traditional mode of manual oil samples sent for inspection Multi-gas...

Integrated Online Transformer Monitoring System: Functions, Principles and Selection Guide (2026)

May 9, 2026 18:41:33

I. Introduction: transformer "with disease operation" how high the cost? Transformer is the core hub of the power system, assuming the key responsibility of boosting, bucking and power distribution. Once a failure occurs, the light is to cause regional power outages, the heavy is to cause fires, explosions and other safety accidents, resulting in direct economic losses can easily be millions of...

Why is transformer oil level temperature monitoring the first line of defense against equipment accidents?

April 30, 2026 10:29:27

Core products: including BWY series oil level thermometer and BWR series winding temperature indicator, specially designed for 10kV-500kV transformers. Monitoring function: real-time temperature display, support 2-6 groups of adjustable electrical contacts, to realize the alarm, trip, cooling fan automatic start-stop control. System protection: through the gas...

How to choose a transformer oil level thermostat manufacturer in 2026?

April 23, 2026 12:20:09

In the daily operation of the power system, the temperature monitoring of oil-immersed transformers is directly related to the safety status of the main equipment. As the core monitoring component of the transformer, the quality of the oil level thermostat and the service ability of the manufacturer are the top priority in the procurement process. In the face of the many brands on the market, how should purchasers in 2026...

What are the types of transformer temperature sensors?

April 20, 2026 10:27:24

First, why is transformer temperature monitoring so important? Transformer is the core equipment of the power system, long-term operation in high voltage, high current environment, heat accumulation is the primary factor causing failure. Studies have shown that the insulation material warms up every 6 ° C, the service life will be shortened by about half. Once the temperature is out of control, the...

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