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JIUDING JOURNAL

Hydraulic Engineering Insights

Selection guides, product knowledge and buyer resources.

75 articles

Selection Guides

Specifying a Hydraulic Gear Pump from an Existing Installation

2 min read · 2026.09.28
Specifying a Hydraulic Gear Pump from an Existing Installation

Product Knowledge

Pump Displacement, Speed and Actual Flow

2 min read · 2026.09.28
Pump Displacement, Speed and Actual Flow

Product Comparisons

Two-Way vs Three-Way Pressure-Reducing Functions

2 min read · 2026.09.28
Two-Way vs Three-Way Pressure-Reducing Functions

Maintenance & Troubleshooting

Restarting a Hydraulic System After Component Replacement

2 min read · 2026.09.28
Restarting a Hydraulic System After Component Replacement

Application Guides

Reducing Shock During Hydraulic Direction Changes

2 min read · 2026.09.28
Reducing Shock During Hydraulic Direction Changes

Buyer Resources

Packaging Hydraulic Components for Storage and Transport

2 min read · 2026.09.28
Packaging Hydraulic Components for Storage and Transport

Selection Guides

Selecting a Proportional Valve and Its Electronic Driver Together

2 min read · 2026.09.28
Selecting a Proportional Valve and Its Electronic Driver Together

Product Knowledge

Hysteresis, Deadband and Repeatability in Proportional Control

2 min read · 2026.09.28
Hysteresis, Deadband and Repeatability in Proportional Control

Product Comparisons

Same Mounting Pattern, Different Valve: A Replacement Comparison

2 min read · 2026.09.28
Same Mounting Pattern, Different Valve: A Replacement Comparison

Maintenance & Troubleshooting

Storing Spare Hydraulic Valves and Pumps

2 min read · 2026.09.28
Storing Spare Hydraulic Valves and Pumps

Application Guides

Retrofitting Hydraulic Controls: Build a Before-and-After Specification

2 min read · 2026.09.28
Retrofitting Hydraulic Controls: Build a Before-and-After Specification

Buyer Resources

Reporting a Hydraulic Component Problem to Your Supplier

2 min read · 2026.09.28
Reporting a Hydraulic Component Problem to Your Supplier