Case Studies
Application evidence with the publication boundary kept visible.
Every case below comes from the authorized source portfolio and passes the public-content gate. Metrics and outcomes that still require evidence are omitted.
Approved public records
12 project scopes
Customer and project names are used within their source-supported context and do not imply a broader endorsement.
wind energy · utilities
Approved scopeNational Energy Group Longyuanhe 220 kV wind substation
Acoustic monitoring and operator playback workflow for transformer-condition review.
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utilities
Approved scopeState Grid Xinghua 1000 kV substation
Online acoustic monitoring applied to a 1000 kV main transformer.
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utilities
Approved scopeState Grid Xingtai 1000 kV substation
Online acoustic observation applied to ultra-high-voltage reactor equipment.
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hydropower
Approved scopeThree Gorges 700 MW hydropower units
DAS and contact-acoustic monitoring with positive and anomalous signature examples.
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hydropower
Approved scopeChitan hydropower station
Acoustic sample categories for transformer and reactor condition review.
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hydropower
Approved scopeLuojiaohe 10 MW hydropower station
A multi-asset hydropower acoustic-monitoring architecture.
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wind energy
Approved scopeNational Energy Group Binhai Longyuan wind farm
An edge-to-platform workflow for acoustic monitoring across turbine and transformer locations.
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wind energy
Approved scopeSPIC Xinjiang Energy Chemical Mulei wind project
Research and implementation work for acoustic blade-defect monitoring and alerting.
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power generation
Approved scopeHuaneng Shandong Laiwu power plant
Monitoring scope across rotating-equipment components in a thermal-power setting.
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mining
Approved scopePingshuo coal-preparation conveyor DAS monitoring
Distributed acoustic monitoring of conveyor operating conditions and event location.
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mining
Approved scopeXinjiang Tianchi Energy conveyor monitoring
DAS and contact-acoustic monitoring across selected conveyor drive locations.
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utilities
Approved scopeSuzhou Wujiang ±10 kV DC distribution station
Online acoustic monitoring and remote condition-review workflow for distribution cabinets.
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From reference to requirement
Use a case to frame questions—not to assume the same result.
A new site still needs its own operating baseline, validation design and engineering review.