​In fluid and piping systems, pumps serve as vital conveyance devices across multiple industries, including oil and gas, chemicals, water treatment, and aerospace. This article compares single-suction and double-suction pumps from perspectives such as flow capacity, structure, working principle, efficiency, and application scenarios.

The selection rules for large-flow double-suction pumps are a process that comprehensively considers multiple factors. It requires clarifying the needs, selecting pump types, considering economy and reliability, and paying attention to other related matters.