Practical Hydraulic Maintenance Manual Published: 2015
Brief introduction of "Practical Hydraulic Maintenance Manual" is based on the practical application of the project. The operating principle, installation, use and maintenance, analysis and troubleshooting of typical faults, specifications and technical parameters of hydraulic components, and installation and commissioning, cleaning, maintenance and analysis and troubleshooting of common faults of the hydraulic system provide a comprehensive and systematic introduction.
Chapter 1 Basic Knowledge of Hydraulic Maintenance Section 1 Basics of Hydraulic Transmission 1. Working Principles and Features of Hydraulic Transmission 2. Classification of Hydraulic System 3. Working Medium of Hydraulic Transmission 4. Advantages, Disadvantages and Applications of Hydraulic Transmission 5. Hydraulic Graphic Symbols Section 2 Commonly Used Hydraulic Standards, Formulas and Terminology 1. Commonly Used National Hydraulic Standards 2. Commonly Used Hydraulic Formulas 3. Commonly Used Hydraulic Terms 3. Sections of Hydraulic Fluid Mechanics Basics 1. Hydraulic Fluid Viscosity and Specific Heat Capacity 2. Hydrostatics 3. Fluid Movement Fundamentals of Science IV. Fluid Dynamics V. Fluid Flow in Pipeline VI. Outlet Flow and Gap Flow Section IV Hydraulic Maintenance Tools I. Basic Tools for Hydraulic Maintenance II. Parts Measuring Tools III. Other Tools Chapter II Hydraulics The use and maintenance of pumps Section I. Overview 1. Hydraulic pumps 2. Gear pumps 3. Vane pumps 4. Plunger pumps 5. Screw pumps 2. Use and maintenance of gear pumps 1. Classification, characteristics and applications of gear pumps Second, the selection principle and use of gear pumps Three, common causes of gear pump failures and troubleshooting methods Fourth, the maintenance of gear pumps Five, the gear pump Installation and debugging VI. Examples of gear pump repair Section III. Use and maintenance of vane pumps I. Classification, characteristics and application occasions of vane pumps II. Selection and use of vane pumps III. Common causes and troubleshooting of vane pumps IV Vane pump maintenance, installation and commissioning V. Examples of vane pump maintenance Section IV Use and maintenance of plunger pumps I. Classification, characteristics and applications of plunger pumps II. Selection principles and use of plunger pumps III. Common causes and troubleshooting methods of plunger pumps IV. Examples of maintenance of plunger pumps Section 5 Use and maintenance of screw pumps I. Classification, characteristics and application occasions of screw pumps II Principles of selection and installation of screw pumps III. Screw Pump Maintenance Chapter III Use and Maintenance of Hydraulic Motors Section I Overview I. Characteristics and Classification of Hydraulic Motors II Performance Parameters of Hydraulic Motors III Working Principles of Hydraulic Motors Section II Use and Maintenance of Hydraulic Motors I 2.Hydraulic motor product series and applicable occasions 2.Selection principles of hydraulic motors 3.Fault analysis and elimination of hydraulic motors 4.Maintenance of hydraulic motors 5.Hydraulic motors Da's maintenance examples Chapter 4 Use and Maintenance of Hydraulic Cylinders Section I Overview 1. Working Principles of Hydraulic Cylinders 2. Functions and Classification of Hydraulic Cylinders 3. Types and Features of Common Hydraulic Cylinders 4. Typical Structures of Hydraulic Cylinders Second The main structural materials, technical requirements and installation methods of hydraulic cylinders 1. The main structures, materials, and technical requirements of hydraulic cylinders 2. The installation methods of hydraulic cylinders 3. The common faults and maintenance of hydraulic cylinders 1. The common fault diagnosis and repair of hydraulic cylinders Troubleshooting method Two: Hydraulic cylinder failure analysis and maintenance 3. Hydraulic cylinder maintenance examples Chapter V. Use and maintenance of hydraulic control valves Section I overview 1. Classification and basic performance parameters of hydraulic control valves 2. Force on hydraulic valves Section Two Directional Control Valves I. Directional Control Valves and Applications II. Directional Control Valve Failure Diagnosis and Repair Section III Pressure Control Valves I. Pressure Control Valves and Their Applications II. Pressure Control Valve Failure Diagnosis and Repair Section IV Flow Control valve 1. Flow control valve and its application 2. Flow control valve fault diagnosis and repair Section 5. Electro-hydraulic proportional valve 1. Structure and Working principle 2. Application occasions of current proportional valve 3. Introduction to amplifier for proportional valve 4. Diagnosis and repair of electro-hydraulic proportional valve 5. Principle of selection of proportional valve Section 6 Cartridge valve 1. Structure and working principle of cartridge valve 2. Selection of cartridge valve 3. Installation and connection dimensions of cartridge valve 4. Fault diagnosis and repair of cartridge valve Section 7. Electro-hydraulic servo valve 1. Composition and classification of electro-hydraulic servo valve 2. Typical structure and working principle III. Application and selection of electro-hydraulic servo valve IV. Fault diagnosis and repair of electro-hydraulic servo valve Section VIII superimposed valve 1, superimposed directional valve 2, superimposed pressure valve 3, superimposed flow valve 4. 5. Application of superimposed valve 5. Fault diagnosis and repair of superimposed valve Chapter 6. Use and maintenance of hydraulic auxiliary components 1. Section 1 oil pipe and pipe joint 1. Type of oil pipe 2. Choice of oil pipe diameter and wall thickness 3. Pipe joint 4. Installation and layout of pipelines 5. Fault diagnosis and repair of oil pipes and pipe joints Section 2. Accumulators 1. Functions and applications of accumulators 2. Types and characteristics of accumulators 3. Use of accumulators And maintenance 5. Accumulation of the accumulator 5. Fault diagnosis and repair of the accumulator Section 3. Filters 1. Classification of the filter 2. Hydraulic system requirements for oil filters 3. Main performance indicators of oil filters 4. Several types Structural characteristics of typical oil filters V. Selection and installation of filters VI. Fault diagnosis and repair of filters Section IV. Heat exchangers I. Types and characteristics of coolers II. Typical structure of coolers III. Basic parameters IV. Selection of cooler and heater V. Cooler fault diagnosis and repair Section V. Fuel tank I. Classification of fuel tanks and typical structure of fuel tank Fault diagnosis and repair of oil tanks Section VI Sealing device I. Type, material and requirements of sealing device II. Types and characteristics of rubber seals III. Compression ratio analysis of O-ring seals IV. Selection and assembly of seals Trouble Diagnosis and Repair of Sealing Device Chapter VII Hydraulic Basic Circuit and Fault Maintenance Section I Hydraulic Basic Circuit I, Hydraulic Source Circuit II, Direction Control Circuit III, Pressure Control Return 4. Speed control circuit 5. Multi-cylinder action circuit Section 2. Fault diagnosis and repair of basic hydraulic circuit 1. Diagnosis and elimination of direction control circuit 2. Diagnosis and elimination of pressure control circuit 3. Diagnosis and diagnosis of speed control circuit Troubleshooting IV. Multi-cylinder control circuit fault diagnosis and troubleshooting Chapter 8. Installation, maintenance and troubleshooting of hydraulic system Section I. Installation and debugging of hydraulic system I. Installation of hydraulic system II. Hydraulic system debugging Section II hydraulic system The use and maintenance of hydraulic system 1. The use and maintenance of hydraulic system 2. Control of oil cleanliness 3. Control of hydraulic system noise 4. Control of hydraulic system leakage 5. Inspection and maintenance of hydraulic system 6. Maintenance of hydraulic system Precautions Section III Fault Diagnosis and Maintenance of Hydraulic System I. Common Fault Diagnosis and Troubleshooting of Hydraulic System II. Common Faults of Hydraulic System in Debugging and Their Removal III. Installation, Debugging and Troubleshooting of Hydraulic Control System IV. Hydraulic System Maintenance References