Lesson one: basic knowledge of hydraulic system failure diagnosis
1. Trends in modern hydraulic systems
Basic problems of hydraulic failure diagnosis
3. Factors associated with failure diagnosis of hydraulic equipment
4. How to understand hydraulic maps。
Lesson 2. Common failure analysis and removal of hydraulic components
1. How a hydraulic pump is to fail and repair a gear pump, a two-leaf pump, a three-axis piston pump, a four-degree pump。
2. How to troubleshoot and repair the hydraulic tank
3. How hydraulic motors are to perform troubleshooting and repair。
4. How various hydraulic control valves fail to remove and repair (14 in total)
Lesson three: hydraulic system basic circuit failure analysis and removal
1. Fault analysis and removal of pressure, direction, flow control circuits
Rapid motion, speed switching, multi-cylinder motion loop failure analysis and removal
3. Hydraulic failure analysis and removal
4. Locked and sequenced circuit failure analysis and removal。
Lesson 4. Common failure analysis, removal and improvement measures for hydraulic system devices
1. Diagnosis and exclusion of problems of stress, speed and movement out of control
Diagnosis and exclusion of temperature anomalies and temperature control measures
3. Exclusion and control of hydraulic and other card valve phenomena
4. Dismantling of the diagnosis of failure caused by the energy collector
5. Diagnosis and prevention of hydraulic shocks and gas erosion
6. Fault and removal due to other factors such as rust, moisture, etc。
Lesson five: hydraulic system vibration, noise diagnosis and exclusion
1. Sources of vibration and noise in hydraulic systems
2. Vibration and noise control and improvement
3. Harmonizing and responding to hydraulic systems
4. Monitoring of vibration signals in hydraulic pump casings。
Lesson 6 diagnosis and prevention of hydraulics
1. Seal failure analysis
2. Improvements to eliminate leakage。
Class 7 hydraulic system maintenance and management
1. Daily inspection of hydraulic systems
2. Measures to maintain hydraulic systems
Pollution control of working fluids
4. Use and maintenance of high-temperature high dust and hydraulic systems。
Class 8 diagnosis of common malfunctions in hydraulic systems and integrated applications
Using hydraulic system diagrams, action loop tables, causal pattern, oil filters, fault experiments, experiments, sensor diagnostics, regional analysis and synthesis, electrical and hydraulic components reciprocally, equipment self-diagnostic function search。
Course ix integrated training: analysis and diagnosis of examples of typical hydraulic system maintenance
Lesson 10 live answer (based on relevant technical information and drawings brought by participants)。
