Masu yin hanyar tattalin kimiyya na muhimmanci na maimakon voltage?

A cikin Echo, 12 shekara a karkashin jamiyar kuliya

Sannu da duka, Ina ni Echo, zan iya aiki a karkashin jamiyar kuliya na 12 shekara.

Daga fadada mafi girma a kiyaye da gudanar hankali kan makarantun kuliya zuwa bayanin shiga a kiyaye da cututtukan jamiyar kuliya masu inganci, zan samu karfin da abubuwan voltage transformers suka yi - daga wurare aiki zuwa wurare aiki masu ilimi da digital.

Yau, wanda ya koye babban sahi biyu ne ya bana ni:

"Wannan yanzu yadda ya kai rayuwar voltage transformers? Kuma yanzu za ku so a nan?"

Wannan ita ce tambayar mai kyau! Akwai mutane da suke fi sani da voltage transformers da kuma suke samun su "core da koyarren coil", amma suke ci gaba da gaba da darasi.

Na Yau, ina son in taka bayar da:

Yadda ake amfani da voltage transformers a yanzu? Muhimmanci da za ku so a nan? Kuma wani abin da ake bukata da muhimmanci ga masu aikinsa?

Babu wasu kalmar da kuma tarihin da ba ake da lafiya - kawai tarihin aiki da take daɗe da 12 shekara. Za ka nuna cewa wannan abincin da take daɗe ya ci gaba da gaba.

1. Me Wannan Da Voltage Transformer Yake Iya?

Za a fara da rarrabe da aikinta.

Voltage transformer (PT), ko kuma VT (voltage transformer), shine kayan aiki wanda ke tsara high voltage zuwa low voltage (kafin lokacin yawan 100V ko 110V) a matsayin ma'ana. Wannan shaida ya aamfani a cikin kayan aiki da kuma relay protection systems.

Tushen, ya kamata sunan "eyes" ta grid, wanda ke bayar da min sai da kuliyan da ke cikin line.

Idan ana iya fahimta cewa wannan structure yana da damu, amma yana da muhimmanci a matsayin aiki da kuma cututtukan a duk jamiyar kuliya.

2. Abubuwan Da Ake Amfani Da Su Da Kuma Tabbataru Masu Amfani

Daga tarihin aikinta, abubuwan da ake amfani da su da ma'aikata a cikin projects sun hada da:

Abubuwan 1: Electromagnetic Voltage Transformer (EMVT)

• Structure da damu da kuma cost-effective;

• An aamfani da su a cikin distribution networks da kuma small substations;

• Muhimmiyar abubuwa sun haɗa da saturation da ferroresonance.

Abubuwan 2: Capacitive Voltage Transformer (CVT)

• An aamfani da su a cikin high-voltage transmission lines (misalai 110kV da uku);

• Mafi yanayi, amma yana da muhimmanci ga interference resistance;

• Za a iya aamfani da su a cikin carrier communication systems.

Ko kuma wannan, ina tafi da wuri da abubuwan da suke amfani da Electronic Voltage Transformers (EVTs) - wanda yana da muhimmanci ga future development.

3. Bida Da Muhimmancin Future Trends Ga Voltage Transformers

Shekaru dubu, ina tafi da wuri da voltage transformers sun ci gaba da gaba a cikin bida da:

Trend 1: Smartar - Built-in Sensors da Remote Monitoring

Daga baya, voltage transformers suna da passive components wanda ke aiki da kuma output analog signals zuwa meters ko kuma protection devices.

Amma ba a yanzu!

Substations masu sabbin da ake shirya suna buƙata da PTs da:

• Built-in digital sensors;

• Support for communication protocols like IEC61850;

• Output of digital signals zuwa smart monitoring systems;

• Capabilities such as online monitoring, condition assessment, and even fault prediction.

Misalai: A cikin wanda ina tafi da wuri a smart substation, ina tafi da wuri da electronic voltage transformer da ya kai optical fiber signals - don haka ya gajarta ake amfani da traditional secondary cables. Ya gajarta space da kuma ya gajarta data accuracy da kuma transmission efficiency.

Future PT ba zan iya aiki da kuma measuring device - zan iya zama intelligent sensing node a cikin jamiyar kuliya.

Trend 2: Duk da Duk - Anti-resonance, Explosion-proof, Overheat Protection

Daga cikin abubuwan da voltage transformers suke da, ferroresonance yana da muhimmanci.

A cikin ungrounded systems, idan resonance yana faru, yana iya sarrafa protection misoperations ko kuma burn out the device.

Saboda haka, akwai many manufacturers suna aamfani da:

• Anti-resonant PTs;

• High-impedance open delta damping devices;

• Internal fuses ko kuma overvoltage modules.

Wasu advanced models suna amfani da epoxy resin casting ko kuma gas insulation technology don gajarta insulation performance da kuma rage explosion risks.

Trend 3: Greener - Reduced Oil Use da Environmental Impact

Wasu older PTs suna da oil-immersed, wanda ke da heat dissipation amma yana da risks like oil leakage da environmental pollution.

Yau, musamman a cikin new projects, an sanar da:

• Dry-type PTs;

• Gas-insulated PTs;

• Using recyclable materials for enclosures.

Wannan yana da muhimmanci ga environmental protection da kuma long-term operation and maintenance.

Trend 4: More Compact - Miniaturization da Integration

Daga baya land scarcity a cikin cities, musamman a cikin applications like data centers, metro stations, da kuma commercial complexes, an sanar da compact equipment.

Saboda haka, PT design suna ci gaba da gaba a cikin:

• Smaller size;

• Lighter weight;

• Multi-functional integration (misalai, combined with current transformers into "composite transformers");

• Easier installation.

Ina tafi da wuri a PV step-up station da modular PT - wanda ya kai plug-and-play, don haka ya gajarta hassa da traditional wiring da kuma ya gajarta efficiency.

Trend 5: Better Adaptation to Harsh Environments - Moisture-resistant, Corrosion-proof, Heat-tolerant

Musamman a cikin coastal da tropical regions, voltage transformers suna da challenges kamar:

• Salt fog corrosion;

• High temperature and humidity;

• UV aging.

Don haka, modern PTs suna ci gaba da gaba a cikin:

• Stainless steel ko fiberglass housings;

• Enhanced sealing (IP54 and above);

• Internal heating and dehumidification devices;

• Higher insulation ratings to withstand harsh weather.

A cikin project a Southeast Asia, ina tafi da wuri da PT da ya kai moisture-resistant treatment - wanda ya iya aiki da kusa da heavy rain.

4. Our Response Strategy

A cikin 12 shekara a karkashin jamiyar kuliya, waɗannan ne sunan abubuwan da na buƙata da masu aikinsa:

For Technical Personnel:

• Learn communication protocols and configuration methods for digital PTs;

• Master new technologies like infrared thermography and partial discharge detection;

• Understand the networking methods of smart substations;

• Improve data analysis skills to support condition-based maintenance.

For Procurement and Project Managers:

• When selecting equipment, consider reliability, compatibility, and long-term O&M costs, not just price;

• Clarify protection levels and technical specifications for special environments;

• Communicate clearly with suppliers to avoid blind choices;

• Maintain equipment records and track operational data.

For Companies and Organizations:

• Prioritize smart, eco-friendly PTs in new or upgraded projects;

• Introduce digital monitoring platforms for centralized management;

• Organize regular training to keep frontline staff updated with new technologies;

• Develop standardized selection guidelines to improve equipment consistency.

5. Final Thoughts

Voltage transformers may sound like an "old-school" component, but they are quietly becoming smarter and more powerful.

From "just measuring voltage" to "predicting faults," their role is constantly evolving.

After 12 years in the field, I believe:

“Don’t treat them like ordinary devices anymore — they’re becoming the eyes and brains of the smart grid.”

Future voltage transformers won’t just be simple voltage conversion tools; they’ll be intelligent terminals integrating sensing, communication, analysis, and safety features.

If you're interested in the intelligent development of power systems, feel free to reach out — we can explore more hands-on experiences and cutting-edge trends together.

May every voltage transformer run stably, safeguarding the safety and efficiency of our power grid!

— Echo