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Structural Natural Frequency Problem at a Dewatering Pump
Dewatering pump vibration levels were reduced from 0.9 ips pk to below 0.1 ips pk by stiffening the pedestal, shifting …
Clay Crasher Fan Belt Failure
Clay Crasher Fan Belt Failure
Detailed Analysis of Two Stage Planetary Gearbox Vibration
A two-stage planetary gearbox experienced bearing and bolting failures due to an overload. After repairs, a no-load spi…
Slow Speed Machine Bearing Fault with Envelope
In order to achieve precise monitoring, the machine operates within a shaft rate +/- 3 RPM. In fact, the bearing faults…
Diesel Generator Base Main Frame Crack
A 5MW Diesel Generator experienced high axial vibration (52mm/s) due to a 75cm crack beneath cylinder #2 on the main fr…
Fan Unbalance and Motor Coupling Breaking Case Study
ODS analysis and visual inspections revealed significant corrosion and wear problems at the base connections of the equ…
Mining - Investigation of High Risk Level Electrical Defects
Martec was appointed to provide condition-based maintenance solutions for the medium voltage electrical assets at a pla…
Renewable Energy - Defect Findings of Medium Voltage Type “C” Terminations at Solar Plants
Martec conducted in-time condition assessments on 800 Type “C” terminations at solar plants in South Africa, identifyin…
Mining - Seismic Vibration
A mining client faced complaints of residential property damage due to mining activities. Martec conducted a vibration …
Improved MV Substation Reliability and Safety with Condition Monitoring
An electrical utility client faced challenges with an ageing infrastructure, high electricity demand, and overloaded as…
Manufacturing - 33/11kV Transformer T9 Partial Discharge Online Assessment
Martec identified damaged cables and excessive oil leaks in Transformer T9, posing a risk of failure. Martec installed …
Manufacturing - 6.6kV Substation Motor Terminations Partial Discharge
Martec conducted an online assessment using PDFSA technology to evaluate the condition of MV components in a 6.6kV subs…
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