DIC Oil Tools is one of the leading Exporters of Oilfield Equipment for the oil and gas industry. The Company builds all the equipment using cutting-edge technology and high-quality, reliable, and durable materials.
We specialize in the design and supply of Completion tools like Mechanical packers, Hydraulic packers, Bridge plugs and their accessories by using a well-established quality management system that meets API and ISO standards.
Our Focus is to provide effective solutions and deliver products with quality and durability. DIC Oil Tools encourages excellent workmanship in our product line with the best knowledge in the Oil and Gas upstream Industry.
What is the Packers?
Packer is a specialized downhole tool used extensively in the oil and gas industry. Its primary function is to create a reliable seal or isolation barrier between different sections of a wellbore. This sealing capability is crucial for maintaining well integrity, optimizing production, and ensuring the safe and efficient operation of oil and gas wells.
Key Features and Components of Oilfield Packers:
- Sealing Mechanism: Oilfield packers typically employ an expandable sealing element, often made from elastomers or rubber, which is compressed against the wellbore wall or casing/tubing to create a tight seal. This seal prevents the undesired flow of fluids between different zones within the well.
- Setting Mechanism: Packers can be set using various methods, including mechanical force, hydraulic pressure, or even explosives in some cases. The setting process ensures that the packing element expands and creates the necessary seal.
- Types of Packers:
A primary purpose of a wellbore is to contain or isolate specified fluids. These tools serve as high-functioning sealers to complete isolation or containment efforts. They protect casings from various pressures or fluids that may impact the top or bottom of a designated production zone.
Two different types of packers are used in oil well completion—hydraulic and mechanical set packers. Each serves a fundamental role in downhole servicing, and it’s essential to understand the differences.
Hydraulic Set Packer
Hydraulic set packer is designed for well-completion jobs that require production. It is unique because operators use hydraulic pressure to set the packer rather than force on the tubing string. The applied hydraulic pressure is a piston and can firmly adhere the set to a casing.
These packers are a type of downhole tool widely used in the oil and gas industry to provide zonal isolation within wellbores. These packers utilize hydraulic pressure to expand and set the sealing element against the casing or wellbore wall.
Mechanical Set Packer
Mechanical set packers are a specific type of downhole tool used in the oil and gas industry to isolate different zones within a wellbore. These packers are set using mechanical force, often applied by manipulating the tubing string or other mechanical means. Operators can set mechanical packers in a few ways – they can shift the packer up and down or rotate it to find the optimal setting. Operators can also set the packer by applying the weight of the tubing, which expands or compresses the sealing elements. When it’s time to release the mechanical packer from the wellbore, the operator can simply tug the tubing string upward or rotate it as needed.
- Applications:
-
- Zonal Isolation: Prevents cross-flow of fluids between different reservoir zones, which is critical for optimizing production and reservoir management.
- Well Integrity: Ensures that the well remains structurally sound and prevents leaks or integrity failures.
- Pressure and Temperature Control: Handles high differential pressures and temperatures encountered in various well conditions.
- Design Considerations: Packers are designed to withstand the harsh downhole environment, including high pressures, corrosive fluids, and elevated temperatures. They are engineered to maintain their integrity and sealing performance over extended periods.
Importance in Oilfield Operations:
Oilfield packers play a crucial role in:
- Well Completion: Facilitating the safe and efficient completion of oil and gas wells by ensuring proper zonal isolation.
- Production Optimization: Allowing for controlled production from multiple reservoir zones, thereby maximizing the overall productivity of the well.
- Workover and Intervention: Enabling maintenance activities and interventions without compromising well integrity or safety.
Contact your DIC Oil Tools today to learn how our packers can deliver reliable, robust sealing solutions that optimize the long-term performance of your well.
