A pipeline pump uses the power of an electric motor to draw liquid into the pump body through the rotation of the impeller, which then delivers the liquid to the desired location through the pipeline. The detailed working principle is as follows:
1. Suction Phase: When the motor starts, the impeller begins to rotate. Air inside the impeller is forced to move, creating negative pressure, which draws the liquid from the pump body into the pump body.
2. Displacement Phase: As the impeller rotates, the liquid is pushed to the pump body's outlet. During this process, the impeller's rotational speed and geometry affect the liquid flow rate and pressure.
3. Pump Body and Pipeline: Liquid flows from the pump body into the pipeline and is transported along the pipeline to the target location. Pipeline properties such as diameter, length, and material affect the efficiency and performance of liquid delivery.
It is important to note that pipeline pumps have certain operating conditions and limitations, such as pump head limitations, liquid temperature, and viscosity requirements. In actual applications, it is necessary to select the appropriate pump type, material, and accessories to meet the operating requirements.