How the Sucker Rod Works

The sucker rod is typically made of steel, which offers sufficient strength and corrosion resistance. It's connected to the oil pump, and the pump's reciprocating motion drives the rod up and down, thereby pumping oil. Specifically, when the pump moves upward, the sucker rod rises with it, drawing oil from underground into the pump. When the pump moves downward, the sucker rod pushes the oil upward, ultimately discharging it to the surface.

FAQ

 

 

Q1: How does a sucker rod work in a rod pumping system?

A1: It transfers surface reciprocating motion to the downhole pump to lift fluids to the surface.

Q2: What is the main function of the sucker rod?

A2: To connect the surface pumping unit and the downhole pump and deliver mechanical energy for pumping.

Q3: What happens during the upstroke and downstroke in rod pumping?

A3: The upstroke draws fluid into the pump, and the downstroke helps move the fluid upward in the lifting cycle.

Q4: What are common issues in a sucker rod string?

A4: Connections are often the weakest points and can loosen or fail under severe operating conditions.

Certifications

 

CE Certificate

ISO 9001 Certificate

API Q1 Certificate

ABS Certificate

AP-5L Certificate

API-5CT Certificate