{"id":1420,"date":"2026-07-22T05:33:20","date_gmt":"2026-07-22T05:33:20","guid":{"rendered":"https:\/\/lstransformer.com\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\/"},"modified":"2026-09-26T17:47:29","modified_gmt":"2026-09-26T17:47:29","slug":"comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications","status":"publish","type":"post","link":"https:\/\/www.lstransformer.com\/ru\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\/","title":{"rendered":"Comparison of the Four Core Partial Discharge Detection Technologies: In-Depth Analysis of Principles, Advantages, and Applications"},"content":{"rendered":"

Comparison of the Four Core Partial Discharge Detection Technologies: In-Depth Analysis of Principles, Advantages, and Applications<\/b><\/h1>\n

In the field of safety maintenance for high-voltage electrical equipment, Partial Discharge Detection (PD Detection) plays a critical role as an early warning system. As global power grids demand higher reliability for key assets such as transformers and reactors, mastering accurate and efficient PD detection technologies has become an industry consensus. This guide provides a detailed analysis of the four mainstream international detection methods: the Pulse Current Method (IEC 60270 Standard), Ultrasonic Method (Acoustic Emission), Ultra-High Frequency (UHF) Method, and Transient Earth Voltage (TEV) Method, helping you develop a scientific equipment health management strategy.<\/p>\n

\u0421\u043e\u0434\u0435\u0440\u0436\u0430\u043d\u0438\u0435<\/span><\/b><\/b><\/h2>\n

1. Pulse Current Method (IEC 60270 Standard Method) \u2013 The Gold Standard for Reference<\/em><\/b><\/h3>\n

\"2\"<\/b><\/a><\/p>\n

1.1 Core Principle: Electromagnetic Induction for Quantitative Captur<\/strong>
\n<\/i><\/h4>\n

The Pulse Current Method adheres to the IEC 60270\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0international standard and is the benchmark for PD\u00a0\u00a0\u00a0quantification. This method detects transient current pulses\u00a0\u00a0caused by partial discharges by connecting a precision detection impedance (Zm) in series with the equipment\u2019s grounding wire or coupling capacitor (Ck). When a discharge occurs within the insulation, rapid charge migration generates a sudden current change (di\/dt).\u25cfAccording to Faraday\u2019s Law of Electromagnetic Induction:<\/i><\/i><\/p>\n

V(t) = M \u00d7 di\/dt<\/b><\/p>\n

Here, V(t) is the transient voltage across the detection impedance, and M is the mutual inductance coefficient of the measurement circuit.<\/i><\/i><\/p>\n

Using a high-speed acquisition system to record the V(t) waveform, the Apparent Charge (Q) can be precisely calculated:<\/p>\n

Q = \u222bi(t)dt \u2248 (1\/R) \u00d7 \u222bV(t)dt<\/b><\/b><\/p>\n

where R is the resistive component of the detection impedance<\/i><\/i><\/p>\n

In-Depth Analysis of Advantages and Limitations<\/i><\/p>\n\n\n\n\n\n\n
\u0410\u0441\u043f\u0435\u043a\u0442<\/b><\/td>\nDescription<\/b><\/td>\nCase Study<\/b><\/td>\n<\/tr>\n
Advantages<\/b><\/td>\n\u25aa Only method that directly measures apparent charge (in pC) \u25aa Complies with IEC 60270 standard \u25aa Lab precision up to 0.1pC<\/td>\nSiemens factory detected 3pC floating discharge in a 400kV transformer during factory testing, preventing field failure.<\/td>\n<\/tr>\n
Limitations<\/b><\/td>\n\u25aa Susceptible to electromagnetic interference (especially <1MHz) \u25aa Requires disconnecting grounding for sensor installation \u25aa Cannot locate PD sources<\/td>\nA substation recorded 200% inflated readings due to inverter interference, requiring a 300kHz bandpass filter for correction.<\/td>\n<\/tr>\n
Applications<\/b><\/td>\n\u25aa Factory acceptance tests (IEC 60076) \u25aa Lab calibration \u25aa Offline diagnostics<\/td>\nBrazil\u2019s Itaipu Dam uses this method annually to calibrate online monitoring systems, maintaining \u00b15% error margins.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

2. Ultrasonic Method (Acoustic Emission) \u2013 The Mechanical Wave Localization Expert<\/em><\/b><\/h3>\n

\"3\"<\/b><\/a><\/p>\n

2.1Core Principle: Tracking Acoustic Wave Propagation Paths<\/strong>
\n<\/i><\/h4>\n

Partial discharges generate micro-explosions, producing mechanical vibrations (20kHz-300kHz). Piezoelectric sensors placed on the equipment surface capture these signals. The system uses Time of Flight Difference (TOFD) for 3D localization:<\/p>\n

\u2206t = (d1 – d2)\/v<\/b><\/b><\/p>\n

Here, v is the wave speed in the medium (~1400m\/s in oil,<\/i>\u00a0<\/i>~2400m\/s in epoxy)<\/i><\/i><\/p>\n

\u2206t is the arrival time difference<\/i>\u00a0<\/i>between sensors.<\/i><\/i><\/p>\n

In-Depth Analysis of Advantages and Limitations<\/i><\/p>\n\n\n\n\n\n\n
\u0410\u0441\u043f\u0435\u043a\u0442<\/b><\/td>\nDescription<\/b><\/td>\nEngineering Solutions<\/b><\/td>\n<\/tr>\n
Advantages<\/b><\/td>\n\u25aa Spatial accuracy \u00b110cm \u25aa Detects mechanical defects (e.g., loosening, deformation) \u25aa Strong EMI resistance<\/td>\nBC Hydro (Canada) located loose bolts inside a transformer, preventing winding deformation.<\/td>\n<\/tr>\n
Limitations<\/b><\/td>\n\u25aa High attenuation in oil (2dB\/m at 150kHz) \u25aa No discharge quantification \u25aa Requires couplant<\/td>\nTokyo Electric Power developed multi-layer sensor arrays, improving deep-discharge detection by 40%.<\/td>\n<\/tr>\n
Applications<\/b><\/td>\n\u25aa PD source localization in transformers\/reactors \u25aa GIS mechanical fault diagnosis \u25aa Bushing defect detection<\/td>\nA Chinese UHV substation found displacement in a converter transformer\u2019s grading ring, with only 8cm error.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\"6\"<\/a><\/p>\n

3. Ultra-High Frequency (UHF) Method \u2013 The Electromagnetic Wave “X-ray”<\/em><\/b><\/h3>\n

3.1 Core Principle: Capturing GHz-Band Electromagnetic\u00a0Pulses<\/strong><\/i><\/h4>\n

PD generates steep current pulses (rise time <1ns),\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0emitting 300MHz-3GHz electromagnetic waves. Built-in UHF sensors (e.g., Archimedean spiral antennas) inside equipment (e.g., transformer tanks, GIS chambers) detect these signals.<\/p>\n

In-Depth Analysis of Advantages and Limitations<\/i><\/p>\n\n\n\n\n\n\n
\u0410\u0441\u043f\u0435\u043a\u0442<\/b><\/td>\nDescription<\/b><\/td>\nField Data<\/b><\/td>\n<\/tr>\n
Advantages<\/b><\/td>\n\u25aa 20-40dB higher SNR \u25aa Identifies discharge types via PRPD patterns \u25aa Ideal for online monitoring<\/td>\nUK National Grid measured 35dB SNR with UHF vs. 12dB for Pulse Current Method in 400kV GIS.<\/td>\n<\/tr>\n
Limitations<\/b><\/td>\n\u25aa 4dB\/m attenuation at 3GHz in oil \u25aa Requires pre-installed sensors \u25aa Needs on-site calibration<\/td>\nSaudi Arabia\u2019s Neom project cut installation time to 15 minutes\/unit with valve-mounted UHF probes.<\/td>\n<\/tr>\n
Applications<\/b><\/td>\n\u25aa GIS online PD monitoring \u25aa Transformer-embedded systems \u25aa Cable termination inspection<\/td>\nFrance\u2019s RTE achieved <0.5% false alarms over 5 years with 345kV transformer UHF systems.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

4. Transient Earth Voltage (TEV) Method \u2013 The Rapid External Diagnostic Solution<\/em><\/b><\/h3>\n

4.1 Core Principle: Electromagnetic Coupling at Metal Interfaces<\/strong>
\n<\/i><\/h4>\n

PD near grounded shields induces nanosecond transient voltages on metal surfaces. Capacitive probes detect these Transient Earth Voltages (typically <1V):<\/p>\n

V_tev = k \u00d7 (dQ\/dt) \u00d7 Z_c<\/b><\/b><\/p>\n

Here, k is the coupling coefficient<\/i><\/i><\/p>\n

\u00a0Z_c is the surface wave impedance (80-150\u03a9).<\/i><\/p>\n

In-Depth Analysis of Advantages and Limitations<\/p>\n\n\n\n\n\n\n
\u0410\u0441\u043f\u0435\u043a\u0442<\/b><\/td>\nDescription<\/b><\/td>\nCase Study<\/b><\/td>\n<\/tr>\n
Advantages<\/b><\/td>\n\u25aa Fast (>10 points\/minute)<\/p>\n

\u25aa No power outage needed<\/p>\n

\u25aa 70% lower cost than other methods<\/td>\n

Dubai Airport screened 128 switchgear panels in 2 hours, finding 3 faults.<\/td>\n<\/tr>\n
Limitations<\/b><\/td>\n\u25aa Surface-only (3dB\/cm attenuation)<\/p>\n

\u25aa No discharge quantification<\/p>\n

\u25aa Humidity-sensitive<\/td>\n

Singapore developed humidity-compensation algorithms, cutting false alarms from 25% to 8%.<\/td>\n<\/tr>\n
Applications<\/b><\/td>\n\u25aa Switchgear rapid inspection<\/p>\n

\u25aa Transformer tank assessment<\/p>\n

\u25aa Distribution room checks<\/td>\n

Australian mines slashed maintenance costs by 52% using TEV for 400 devices.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
Technology Decision Matrix: Key Factors for Application Matching<\/em><\/div>\n\n\n\n\n\n\n\n\n
Evaluation Criteria<\/b><\/td>\nPulse Current<\/b><\/td>\nUltrasonic<\/b><\/td>\nUHF<\/b><\/td>\nTEV<\/b><\/td>\n<\/tr>\n
Quantification<\/b><\/td>\n\u2605\u2605\u2605\u2605\u2605<\/td>\n\u2605\u2605\u2606<\/td>\n\u2605\u2605\u2605\u2606<\/td>\n\u2605\u2605\u2606<\/td>\n<\/tr>\n
Localization<\/b><\/td>\nN\/A<\/td>\n\u2605\u2605\u2605\u2605\u2605<\/td>\n\u2605\u2605\u2605\u2605\u2606<\/td>\n\u2605\u2605\u2606<\/td>\n<\/tr>\n
Noise Immunity<\/b><\/td>\n\u2605\u2605\u2606<\/td>\n\u2605\u2605\u2605\u2606<\/td>\n\u2605\u2605\u2605\u2605\u2605<\/td>\n\u2605\u2605\u2605\u2606<\/td>\n<\/tr>\n
Installation Ease<\/b><\/td>\nRequires circuit access<\/td>\nNeeds surface mounting<\/td>\nBuilt-in probes<\/td>\nSurface contact<\/td>\n<\/tr>\n
Best For<\/b><\/td>\nOffline tests<\/td>\nOil-immersed equipment<\/td>\nGIS\/Transformers<\/td>\nSwitchgear<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u041f\u043e\u0434\u0432\u043e\u0434\u044f \u0438\u0442\u043e\u0433<\/span><\/b><\/h2>\n

Global best practices (e.g., CIGRE WG D1.37) show that single-method solutions struggle with complex scenarios. Leading systems now adopt multi-modal data fusion:<\/p>\n

Pulse Current + UHF:Combines quantification and noise immunity (e.g., ABB Guardus).<\/p>\n

Ultrasonic + TEV:Enables fast switchgear PD localization (e.g., Omron PD-TEV).<\/p>\n

AI-Driven Diagnostics:Uses IEEE Std C57.104 and machine learning (e.g., PSO-SVM models).<\/p>\n

PG&E (USA) reported that UHF-ultrasonic fusion extended transformer fault warnings by 37 days and cut costs by 52%.<\/p>\n

With IEC 62478 (UHF) standardization and AI advancements in PD pattern recognition, the field is evolving toward higher precision and smarter diagnostics. Follow updates from IEEE Dielectrics and Electrical Insulation Society for cutting-edge trends.<\/p>\n

Global grid stability begins with precise detection of microscopic discharges. When these four technologies form a diagnostic network, every captured pulse and analyzed sound wave rewrites the future of electrical reliability\u2014leaving no room for unexpected failures.<\/p>\n

\u041a\u043e\u043d\u0442\u0430\u043a\u0442\u044b<\/h2>\n

\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f LuShan, \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u043d\u0430\u044f \u0432 1975 \u0433\u043e\u0434\u0443, \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043a\u0438\u0442\u0430\u0439\u0441\u043a\u0438\u043c \u043f\u0440\u043e\u0444\u0435\u0441\u0441\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u044b\u043c \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u0435\u043c, \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u0438\u0437\u0438\u0440\u0443\u044e\u0449\u0438\u043c\u0441\u044f \u043d\u0430 \u0441\u0438\u043b\u043e\u0432\u044b\u0445 \u0442\u0440\u0430\u043d\u0441\u0444\u043e\u0440\u043c\u0430\u0442\u043e\u0440\u0430\u0445 \u0438 \u0440\u0435\u0430\u043a\u0442\u043e\u0440\u0430\u0445 \u0431\u043e\u043b\u0435\u0435 50 \u043b\u0435\u0442. \u0412\u0435\u0434\u0443\u0449\u0438\u043c\u0438 \u043f\u0440\u043e\u0434\u0443\u043a\u0442\u0430\u043c\u0438 \u044f\u0432\u043b\u044f\u044e\u0442\u0441\u044f \u043e\u0434\u043d\u043e\u0444\u0430\u0437\u043d\u044b\u0439 \u0442\u0440\u0430\u043d\u0441\u0444\u043e\u0440\u043c\u0430\u0442\u043e\u0440, \u0442\u0440\u0435\u0445\u0444\u0430\u0437\u043d\u044b\u0435 \u0438\u0437\u043e\u043b\u0438\u0440\u0443\u044e\u0449\u0438\u0435 \u0442\u0440\u0430\u043d\u0441\u0444\u043e\u0440\u043c\u0430\u0442\u043e\u0440\u044b, \u044d\u043b\u0435\u043a\u0442\u0440\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u0442\u0440\u0430\u043d\u0441\u0444\u043e\u0440\u043c\u0430\u0442\u043e\u0440, \u0440\u0430\u0441\u043f\u0440\u0435\u0434\u0435\u043b\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0439 \u0442\u0440\u0430\u043d\u0441\u0444\u043e\u0440\u043c\u0430\u0442\u043e\u0440, \u043f\u043e\u043d\u0438\u0436\u0430\u044e\u0449\u0438\u0439 \u0438 \u043f\u043e\u0432\u044b\u0448\u0430\u044e\u0449\u0438\u0439 \u0442\u0440\u0430\u043d\u0441\u0444\u043e\u0440\u043c\u0430\u0442\u043e\u0440\u044b, \u043d\u0438\u0437\u043a\u043e\u0432\u043e\u043b\u044c\u0442\u043d\u044b\u0439 \u0442\u0440\u0430\u043d\u0441\u0444\u043e\u0440\u043c\u0430\u0442\u043e\u0440, \u0432\u044b\u0441\u043e\u043a\u043e\u0432\u043e\u043b\u044c\u0442\u043d\u044b\u0439 \u0442\u0440\u0430\u043d\u0441\u0444\u043e\u0440\u043c\u0430\u0442\u043e\u0440, \u0443\u043f\u0440\u0430\u0432\u043b\u044f\u044e\u0449\u0438\u0439 \u0442\u0440\u0430\u043d\u0441\u0444\u043e\u0440\u043c\u0430\u0442\u043e\u0440, \u0442\u043e\u0440\u043e\u0438\u0434\u0430\u043b\u044c\u043d\u044b\u0439 \u0442\u0440\u0430\u043d\u0441\u0444\u043e\u0440\u043c\u0430\u0442\u043e\u0440, R-\u043e\u0431\u0440\u0430\u0437\u043d\u044b\u0439 \u0442\u0440\u0430\u043d\u0441\u0444\u043e\u0440\u043c\u0430\u0442\u043e\u0440; \u043a\u0430\u0442\u0443\u0448\u043a\u0438 \u0438\u043d\u0434\u0443\u043a\u0442\u0438\u0432\u043d\u043e\u0441\u0442\u0438 \u043f\u043e\u0441\u0442\u043e\u044f\u043d\u043d\u043e\u0433\u043e \u0442\u043e\u043a\u0430, \u0440\u0435\u0430\u043a\u0442\u043e\u0440\u044b \u043f\u0435\u0440\u0435\u043c\u0435\u043d\u043d\u043e\u0433\u043e \u0442\u043e\u043a\u0430, \u0444\u0438\u043b\u044c\u0442\u0440\u0443\u044e\u0449\u0438\u0439 \u0440\u0435\u0430\u043a\u0442\u043e\u0440, \u043b\u0438\u043d\u0435\u0439\u043d\u044b\u0439 \u0438 \u043d\u0430\u0433\u0440\u0443\u0437\u043e\u0447\u043d\u044b\u0439 \u0440\u0435\u0430\u043a\u0442\u043e\u0440\u044b, \u0434\u0440\u043e\u0441\u0441\u0435\u043b\u0438, \u0444\u0438\u043b\u044c\u0442\u0440\u0443\u044e\u0449\u0438\u0439 \u0440\u0435\u0430\u043a\u0442\u043e\u0440 \u0438 \u043f\u0440\u043e\u043c\u0435\u0436\u0443\u0442\u043e\u0447\u043d\u044b\u0435 \u0432\u044b\u0441\u043e\u043a\u043e\u0447\u0430\u0441\u0442\u043e\u0442\u043d\u044b\u0435 \u043f\u0440\u043e\u0434\u0443\u043a\u0442\u044b<\/a>.<\/p>\n

\u041d\u0430\u0448\u0438 \u0441\u0438\u043b\u043e\u0432\u044b\u0435 \u0442\u0440\u0430\u043d\u0441\u0444\u043e\u0440\u043c\u0430\u0442\u043e\u0440\u044b \u0438 \u0440\u0435\u0430\u043a\u0442\u043e\u0440\u044b \u0448\u0438\u0440\u043e\u043a\u043e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0442\u0441\u044f \u0432 10 \u043e\u0431\u043b\u0430\u0441\u0442\u044f\u0445 \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u044f: \u0441\u043a\u043e\u0440\u043e\u0441\u0442\u043d\u043e\u0439 \u0442\u0440\u0430\u043d\u0441\u043f\u043e\u0440\u0442, \u0441\u0442\u0440\u043e\u0438\u0442\u0435\u043b\u044c\u043d\u0430\u044f \u0442\u0435\u0445\u043d\u0438\u043a\u0430, \u0432\u043e\u0437\u043e\u0431\u043d\u043e\u0432\u043b\u044f\u0435\u043c\u044b\u0435 \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a\u0438 \u044d\u043d\u0435\u0440\u0433\u0438\u0438, \u0438\u043d\u0442\u0435\u043b\u043b\u0435\u043a\u0442\u0443\u0430\u043b\u044c\u043d\u043e\u0435 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0441\u0442\u0432\u043e, \u043c\u0435\u0434\u0438\u0446\u0438\u043d\u0441\u043a\u043e\u0435 \u043e\u0431\u043e\u0440\u0443\u0434\u043e\u0432\u0430\u043d\u0438\u0435, \u043f\u0440\u0435\u0434\u043e\u0442\u0432\u0440\u0430\u0449\u0435\u043d\u0438\u0435 \u0432\u0437\u0440\u044b\u0432\u043e\u0432 \u0432 \u0443\u0433\u043e\u043b\u044c\u043d\u044b\u0445 \u0448\u0430\u0445\u0442\u0430\u0445, \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u0432\u043e\u0437\u0431\u0443\u0436\u0434\u0435\u043d\u0438\u044f, \u0432\u0430\u043a\u0443\u0443\u043c\u043d\u044b\u0435 \u043f\u0435\u0447\u0438 \u0441\u043f\u0435\u043a\u0430\u043d\u0438\u044f, \u0446\u0435\u043d\u0442\u0440\u0430\u043b\u044c\u043d\u043e\u0435 \u043a\u043e\u043d\u0434\u0438\u0446\u0438\u043e\u043d\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u0432\u043e\u0437\u0434\u0443\u0445\u0430.<\/p>\n

\u0423\u0437\u043d\u0430\u0439\u0442\u0435 \u0431\u043e\u043b\u044c\u0448\u0435 \u043e \u0441\u0438\u043b\u043e\u0432\u043e\u043c \u0442\u0440\u0430\u043d\u0441\u0444\u043e\u0440\u043c\u0430\u0442\u043e\u0440\u0435 \u0438 \u0440\u0435\u0430\u043a\u0442\u043e\u0440\u0435: www.lstransformer.com<\/a>.<\/p>\n

\u0415\u0441\u043b\u0438 \u0432\u044b \u0445\u043e\u0442\u0438\u0442\u0435 \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u0438\u043d\u0434\u0438\u0432\u0438\u0434\u0443\u0430\u043b\u044c\u043d\u044b\u0435 \u0440\u0435\u0448\u0435\u043d\u0438\u044f \u0434\u043b\u044f \u0442\u0440\u0430\u043d\u0441\u0444\u043e\u0440\u043c\u0430\u0442\u043e\u0440\u043e\u0432 \u0438\u043b\u0438 \u0440\u0435\u0430\u043a\u0442\u043e\u0440\u043e\u0432, \u043f\u043e\u0436\u0430\u043b\u0443\u0439\u0441\u0442\u0430, \u0441\u0432\u044f\u0436\u0438\u0442\u0435\u0441\u044c \u0441 \u043d\u0430\u043c\u0438.
\nWhatsApp: +86 13787095096
\n\u042d\u043b\u0435\u043a\u0442\u0440\u043e\u043d\u043d\u0430\u044f \u043f\u043e\u0447\u0442\u0430: marketing@hnlsdz.com<\/p>","protected":false},"excerpt":{"rendered":"

Comparison of the Four Core Partial Discharge Detection Technologies: In-Depth Analysis of Principles, Advantages, and Applications In the field of safety maintenance for high-voltage electrical equipment, Partial Discharge Detection (PD Detection) plays a critical role as an early warning system. As global power grids demand higher reliability for key assets such as transformers and reactors, […]<\/p>\n","protected":false},"author":3,"featured_media":2435,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[48],"tags":[],"class_list":["post-1420","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-faq"],"yoast_head":"\nComparison of the Four Core Partial Discharge Detection Technologies: In-Depth Analysis of Principles, Advantages, and Applications - LS power transformer, Line reactor, High-voltage transformer, Oil-immersed transformer-CHANGSHA LUSHAN ELECTRONIC TECHNOLOGY CO.,LTD<\/title>\n<meta name=\"description\" content=\"In the field of safety maintenance for high-voltage electrical equipment, Partial Discharge Detection (PD Detection) plays a critical role as an early warning system. As global power grids demand higher reliability for key assets such as transformers and reactors, mastering accurate and efficient PD detection technologies has become an industry consensus. This guide provides a detailed analysis of the four mainstream international detection methods: the Pulse Current Method (IEC 60270 Standard), Ultrasonic Method (Acoustic Emission), Ultra-High Frequency (UHF) Method, and Transient Earth Voltage (TEV) Method, helping you develop a scientific equipment health management strategy.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.lstransformer.com\/ru\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\/\" \/>\n<meta property=\"og:locale\" content=\"ru_RU\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Comparison of the Four Core Partial Discharge Detection Technologies: In-Depth Analysis of Principles, Advantages, and Applications - LS power transformer, Line reactor, High-voltage transformer, Oil-immersed transformer-CHANGSHA LUSHAN ELECTRONIC TECHNOLOGY CO.,LTD\" \/>\n<meta property=\"og:description\" content=\"In the field of safety maintenance for high-voltage electrical equipment, Partial Discharge Detection (PD Detection) plays a critical role as an early warning system. As global power grids demand higher reliability for key assets such as transformers and reactors, mastering accurate and efficient PD detection technologies has become an industry consensus. This guide provides a detailed analysis of the four mainstream international detection methods: the Pulse Current Method (IEC 60270 Standard), Ultrasonic Method (Acoustic Emission), Ultra-High Frequency (UHF) Method, and Transient Earth Voltage (TEV) Method, helping you develop a scientific equipment health management strategy.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.lstransformer.com\/ru\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\/\" \/>\n<meta property=\"og:site_name\" content=\"LS power transformer, Line reactor, High-voltage transformer, Oil-immersed transformer-CHANGSHA LUSHAN ELECTRONIC TECHNOLOGY CO.,LTD\" \/>\n<meta property=\"article:published_time\" content=\"2026-07-22T05:33:20+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-09-26T17:47:29+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.lstransformer.com\/wp-content\/uploads\/2026\/07\/17580131366460901-1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"370\" \/>\n\t<meta property=\"og:image:height\" content=\"276\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"369703005\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u041d\u0430\u043f\u0438\u0441\u0430\u043d\u043e \u0430\u0432\u0442\u043e\u0440\u043e\u043c\" \/>\n\t<meta name=\"twitter:data1\" content=\"369703005\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u041f\u0440\u0438\u043c\u0435\u0440\u043d\u043e\u0435 \u0432\u0440\u0435\u043c\u044f \u0434\u043b\u044f \u0447\u0442\u0435\u043d\u0438\u044f\" \/>\n\t<meta name=\"twitter:data2\" content=\"7 \u043c\u0438\u043d\u0443\u0442\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.lstransformer.com\\\/fr\\\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.lstransformer.com\\\/fr\\\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\\\/\"},\"author\":{\"name\":\"369703005\",\"@id\":\"https:\\\/\\\/www.lstransformer.com\\\/#\\\/schema\\\/person\\\/674089c15f4857c19a997f886816d289\"},\"headline\":\"Comparison of the Four Core Partial Discharge Detection Technologies: In-Depth Analysis of Principles, Advantages, and Applications\",\"datePublished\":\"2026-07-22T05:33:20+00:00\",\"dateModified\":\"2026-09-26T17:47:29+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.lstransformer.com\\\/fr\\\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\\\/\"},\"wordCount\":1140,\"publisher\":{\"@id\":\"https:\\\/\\\/www.lstransformer.com\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.lstransformer.com\\\/fr\\\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.lstransformer.com\\\/wp-content\\\/uploads\\\/2026\\\/07\\\/17580131366460901-1.jpg\",\"articleSection\":[\"FAQ\"],\"inLanguage\":\"ru-RU\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.lstransformer.com\\\/fr\\\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\\\/\",\"url\":\"https:\\\/\\\/www.lstransformer.com\\\/fr\\\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\\\/\",\"name\":\"Comparison of the Four Core Partial Discharge Detection Technologies: In-Depth Analysis of Principles, Advantages, and Applications - LS power transformer, Line reactor, High-voltage transformer, Oil-immersed transformer-CHANGSHA LUSHAN ELECTRONIC TECHNOLOGY CO.,LTD\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.lstransformer.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.lstransformer.com\\\/fr\\\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.lstransformer.com\\\/fr\\\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.lstransformer.com\\\/wp-content\\\/uploads\\\/2026\\\/07\\\/17580131366460901-1.jpg\",\"datePublished\":\"2026-07-22T05:33:20+00:00\",\"dateModified\":\"2026-09-26T17:47:29+00:00\",\"description\":\"In the field of safety maintenance for high-voltage electrical equipment, Partial Discharge Detection (PD Detection) plays a critical role as an early warning system. As global power grids demand higher reliability for key assets such as transformers and reactors, mastering accurate and efficient PD detection technologies has become an industry consensus. This guide provides a detailed analysis of the four mainstream international detection methods: the Pulse Current Method (IEC 60270 Standard), Ultrasonic Method (Acoustic Emission), Ultra-High Frequency (UHF) Method, and Transient Earth Voltage (TEV) Method, helping you develop a scientific equipment health management strategy.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.lstransformer.com\\\/fr\\\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\\\/#breadcrumb\"},\"inLanguage\":\"ru-RU\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.lstransformer.com\\\/fr\\\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"ru-RU\",\"@id\":\"https:\\\/\\\/www.lstransformer.com\\\/fr\\\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.lstransformer.com\\\/wp-content\\\/uploads\\\/2026\\\/07\\\/17580131366460901-1.jpg\",\"contentUrl\":\"https:\\\/\\\/www.lstransformer.com\\\/wp-content\\\/uploads\\\/2026\\\/07\\\/17580131366460901-1.jpg\",\"width\":370,\"height\":276},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.lstransformer.com\\\/fr\\\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\\\/\\\/www.lstransformer.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Comparison of the Four Core Partial Discharge Detection Technologies: In-Depth Analysis of Principles, Advantages, and Applications\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.lstransformer.com\\\/#website\",\"url\":\"https:\\\/\\\/www.lstransformer.com\\\/\",\"name\":\"LS power transformer, Line reactor, High-voltage transformer, Oil-immersed transformer-CHANGSHA LUSHAN ELECTRONIC TECHNOLOGY CO.,LTD\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.lstransformer.com\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.lstransformer.com\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"ru-RU\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.lstransformer.com\\\/#organization\",\"name\":\"LS power transformer, Line reactor, High-voltage transformer, Oil-immersed transformer-CHANGSHA LUSHAN ELECTRONIC TECHNOLOGY CO.,LTD\",\"url\":\"https:\\\/\\\/www.lstransformer.com\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ru-RU\",\"@id\":\"https:\\\/\\\/www.lstransformer.com\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.lstransformer.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/cropped-7e09bd7bad9c830e0d75b8487b0d77c3-1.webp\",\"contentUrl\":\"https:\\\/\\\/www.lstransformer.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/cropped-7e09bd7bad9c830e0d75b8487b0d77c3-1.webp\",\"width\":760,\"height\":202,\"caption\":\"LS power transformer, Line reactor, High-voltage transformer, Oil-immersed transformer-CHANGSHA LUSHAN ELECTRONIC TECHNOLOGY CO.,LTD\"},\"image\":{\"@id\":\"https:\\\/\\\/www.lstransformer.com\\\/#\\\/schema\\\/logo\\\/image\\\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.lstransformer.com\\\/#\\\/schema\\\/person\\\/674089c15f4857c19a997f886816d289\",\"name\":\"369703005\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ru-RU\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/dcaa0e47cd7b6c99ffdd80f5772032ed2d2591b5b8e7b905e5fd87a850954248?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/dcaa0e47cd7b6c99ffdd80f5772032ed2d2591b5b8e7b905e5fd87a850954248?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/dcaa0e47cd7b6c99ffdd80f5772032ed2d2591b5b8e7b905e5fd87a850954248?s=96&d=mm&r=g\",\"caption\":\"369703005\"},\"url\":\"https:\\\/\\\/www.lstransformer.com\\\/ru\\\/author\\\/369703005\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Comparison of the Four Core Partial Discharge Detection Technologies: In-Depth Analysis of Principles, Advantages, and Applications - LS power transformer, Line reactor, High-voltage transformer, Oil-immersed transformer-CHANGSHA LUSHAN ELECTRONIC TECHNOLOGY CO.,LTD","description":"In the field of safety maintenance for high-voltage electrical equipment, Partial Discharge Detection (PD Detection) plays a critical role as an early warning system. As global power grids demand higher reliability for key assets such as transformers and reactors, mastering accurate and efficient PD detection technologies has become an industry consensus. This guide provides a detailed analysis of the four mainstream international detection methods: the Pulse Current Method (IEC 60270 Standard), Ultrasonic Method (Acoustic Emission), Ultra-High Frequency (UHF) Method, and Transient Earth Voltage (TEV) Method, helping you develop a scientific equipment health management strategy.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.lstransformer.com\/ru\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\/","og_locale":"ru_RU","og_type":"article","og_title":"Comparison of the Four Core Partial Discharge Detection Technologies: In-Depth Analysis of Principles, Advantages, and Applications - LS power transformer, Line reactor, High-voltage transformer, Oil-immersed transformer-CHANGSHA LUSHAN ELECTRONIC TECHNOLOGY CO.,LTD","og_description":"In the field of safety maintenance for high-voltage electrical equipment, Partial Discharge Detection (PD Detection) plays a critical role as an early warning system. As global power grids demand higher reliability for key assets such as transformers and reactors, mastering accurate and efficient PD detection technologies has become an industry consensus. This guide provides a detailed analysis of the four mainstream international detection methods: the Pulse Current Method (IEC 60270 Standard), Ultrasonic Method (Acoustic Emission), Ultra-High Frequency (UHF) Method, and Transient Earth Voltage (TEV) Method, helping you develop a scientific equipment health management strategy.","og_url":"https:\/\/www.lstransformer.com\/ru\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\/","og_site_name":"LS power transformer, Line reactor, High-voltage transformer, Oil-immersed transformer-CHANGSHA LUSHAN ELECTRONIC TECHNOLOGY CO.,LTD","article_published_time":"2026-07-22T05:33:20+00:00","article_modified_time":"2026-09-26T17:47:29+00:00","og_image":[{"width":370,"height":276,"url":"https:\/\/www.lstransformer.com\/wp-content\/uploads\/2026\/07\/17580131366460901-1.jpg","type":"image\/jpeg"}],"author":"369703005","twitter_card":"summary_large_image","twitter_misc":{"\u041d\u0430\u043f\u0438\u0441\u0430\u043d\u043e \u0430\u0432\u0442\u043e\u0440\u043e\u043c":"369703005","\u041f\u0440\u0438\u043c\u0435\u0440\u043d\u043e\u0435 \u0432\u0440\u0435\u043c\u044f \u0434\u043b\u044f \u0447\u0442\u0435\u043d\u0438\u044f":"7 \u043c\u0438\u043d\u0443\u0442"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.lstransformer.com\/fr\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\/#article","isPartOf":{"@id":"https:\/\/www.lstransformer.com\/fr\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\/"},"author":{"name":"369703005","@id":"https:\/\/www.lstransformer.com\/#\/schema\/person\/674089c15f4857c19a997f886816d289"},"headline":"Comparison of the Four Core Partial Discharge Detection Technologies: In-Depth Analysis of Principles, Advantages, and Applications","datePublished":"2026-07-22T05:33:20+00:00","dateModified":"2026-09-26T17:47:29+00:00","mainEntityOfPage":{"@id":"https:\/\/www.lstransformer.com\/fr\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\/"},"wordCount":1140,"publisher":{"@id":"https:\/\/www.lstransformer.com\/#organization"},"image":{"@id":"https:\/\/www.lstransformer.com\/fr\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\/#primaryimage"},"thumbnailUrl":"https:\/\/www.lstransformer.com\/wp-content\/uploads\/2026\/07\/17580131366460901-1.jpg","articleSection":["FAQ"],"inLanguage":"ru-RU"},{"@type":"WebPage","@id":"https:\/\/www.lstransformer.com\/fr\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\/","url":"https:\/\/www.lstransformer.com\/fr\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\/","name":"Comparison of the Four Core Partial Discharge Detection Technologies: In-Depth Analysis of Principles, Advantages, and Applications - LS power transformer, Line reactor, High-voltage transformer, Oil-immersed transformer-CHANGSHA LUSHAN ELECTRONIC TECHNOLOGY CO.,LTD","isPartOf":{"@id":"https:\/\/www.lstransformer.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.lstransformer.com\/fr\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\/#primaryimage"},"image":{"@id":"https:\/\/www.lstransformer.com\/fr\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\/#primaryimage"},"thumbnailUrl":"https:\/\/www.lstransformer.com\/wp-content\/uploads\/2026\/07\/17580131366460901-1.jpg","datePublished":"2026-07-22T05:33:20+00:00","dateModified":"2026-09-26T17:47:29+00:00","description":"In the field of safety maintenance for high-voltage electrical equipment, Partial Discharge Detection (PD Detection) plays a critical role as an early warning system. As global power grids demand higher reliability for key assets such as transformers and reactors, mastering accurate and efficient PD detection technologies has become an industry consensus. This guide provides a detailed analysis of the four mainstream international detection methods: the Pulse Current Method (IEC 60270 Standard), Ultrasonic Method (Acoustic Emission), Ultra-High Frequency (UHF) Method, and Transient Earth Voltage (TEV) Method, helping you develop a scientific equipment health management strategy.","breadcrumb":{"@id":"https:\/\/www.lstransformer.com\/fr\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\/#breadcrumb"},"inLanguage":"ru-RU","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.lstransformer.com\/fr\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\/"]}]},{"@type":"ImageObject","inLanguage":"ru-RU","@id":"https:\/\/www.lstransformer.com\/fr\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\/#primaryimage","url":"https:\/\/www.lstransformer.com\/wp-content\/uploads\/2026\/07\/17580131366460901-1.jpg","contentUrl":"https:\/\/www.lstransformer.com\/wp-content\/uploads\/2026\/07\/17580131366460901-1.jpg","width":370,"height":276},{"@type":"BreadcrumbList","@id":"https:\/\/www.lstransformer.com\/fr\/comparison-of-the-four-core-partial-discharge-detection-technologies-in-depth-analysis-of-principles-advantages-and-applications\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.lstransformer.com\/"},{"@type":"ListItem","position":2,"name":"Comparison of the Four Core Partial Discharge Detection Technologies: In-Depth Analysis of Principles, Advantages, and Applications"}]},{"@type":"WebSite","@id":"https:\/\/www.lstransformer.com\/#website","url":"https:\/\/www.lstransformer.com\/","name":"\u0421\u0438\u043b\u043e\u0432\u043e\u0439 \u0442\u0440\u0430\u043d\u0441\u0444\u043e\u0440\u043c\u0430\u0442\u043e\u0440 LS, \u041b\u0438\u043d\u0435\u0439\u043d\u044b\u0439 \u0440\u0435\u0430\u043a\u0442\u043e\u0440, \u0412\u044b\u0441\u043e\u043a\u043e\u0432\u043e\u043b\u044c\u0442\u043d\u044b\u0439 \u0442\u0440\u0430\u043d\u0441\u0444\u043e\u0440\u043c\u0430\u0442\u043e\u0440, \u041c\u0430\u0441\u043b\u043e\u043d\u0430\u043f\u043e\u043b\u043d\u0435\u043d\u043d\u044b\u0439 \u0442\u0440\u0430\u043d\u0441\u0444\u043e\u0440\u043c\u0430\u0442\u043e\u0440-CHANGSHA LUSHAN ELECTRONIC TECHNOLOGY CO., LTD","description":"","publisher":{"@id":"https:\/\/www.lstransformer.com\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.lstransformer.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"ru-RU"},{"@type":"Organization","@id":"https:\/\/www.lstransformer.com\/#organization","name":"\u0421\u0438\u043b\u043e\u0432\u043e\u0439 \u0442\u0440\u0430\u043d\u0441\u0444\u043e\u0440\u043c\u0430\u0442\u043e\u0440 LS, \u041b\u0438\u043d\u0435\u0439\u043d\u044b\u0439 \u0440\u0435\u0430\u043a\u0442\u043e\u0440, \u0412\u044b\u0441\u043e\u043a\u043e\u0432\u043e\u043b\u044c\u0442\u043d\u044b\u0439 \u0442\u0440\u0430\u043d\u0441\u0444\u043e\u0440\u043c\u0430\u0442\u043e\u0440, \u041c\u0430\u0441\u043b\u043e\u043d\u0430\u043f\u043e\u043b\u043d\u0435\u043d\u043d\u044b\u0439 \u0442\u0440\u0430\u043d\u0441\u0444\u043e\u0440\u043c\u0430\u0442\u043e\u0440-CHANGSHA LUSHAN ELECTRONIC TECHNOLOGY CO., LTD","url":"https:\/\/www.lstransformer.com\/","logo":{"@type":"ImageObject","inLanguage":"ru-RU","@id":"https:\/\/www.lstransformer.com\/#\/schema\/logo\/image\/","url":"https:\/\/www.lstransformer.com\/wp-content\/uploads\/2026\/06\/cropped-7e09bd7bad9c830e0d75b8487b0d77c3-1.webp","contentUrl":"https:\/\/www.lstransformer.com\/wp-content\/uploads\/2026\/06\/cropped-7e09bd7bad9c830e0d75b8487b0d77c3-1.webp","width":760,"height":202,"caption":"LS power transformer, Line reactor, High-voltage transformer, Oil-immersed transformer-CHANGSHA LUSHAN ELECTRONIC TECHNOLOGY CO.,LTD"},"image":{"@id":"https:\/\/www.lstransformer.com\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.lstransformer.com\/#\/schema\/person\/674089c15f4857c19a997f886816d289","name":"369703005","image":{"@type":"ImageObject","inLanguage":"ru-RU","@id":"https:\/\/secure.gravatar.com\/avatar\/dcaa0e47cd7b6c99ffdd80f5772032ed2d2591b5b8e7b905e5fd87a850954248?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/dcaa0e47cd7b6c99ffdd80f5772032ed2d2591b5b8e7b905e5fd87a850954248?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/dcaa0e47cd7b6c99ffdd80f5772032ed2d2591b5b8e7b905e5fd87a850954248?s=96&d=mm&r=g","caption":"369703005"},"url":"https:\/\/www.lstransformer.com\/ru\/author\/369703005\/"}]}},"_links":{"self":[{"href":"https:\/\/www.lstransformer.com\/ru\/wp-json\/wp\/v2\/posts\/1420","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lstransformer.com\/ru\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lstransformer.com\/ru\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lstransformer.com\/ru\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lstransformer.com\/ru\/wp-json\/wp\/v2\/comments?post=1420"}],"version-history":[{"count":6,"href":"https:\/\/www.lstransformer.com\/ru\/wp-json\/wp\/v2\/posts\/1420\/revisions"}],"predecessor-version":[{"id":6449,"href":"https:\/\/www.lstransformer.com\/ru\/wp-json\/wp\/v2\/posts\/1420\/revisions\/6449"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lstransformer.com\/ru\/wp-json\/wp\/v2\/media\/2435"}],"wp:attachment":[{"href":"https:\/\/www.lstransformer.com\/ru\/wp-json\/wp\/v2\/media?parent=1420"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lstransformer.com\/ru\/wp-json\/wp\/v2\/categories?post=1420"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lstransformer.com\/ru\/wp-json\/wp\/v2\/tags?post=1420"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}