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API 7-1 159mm Hydraulic Jar for Petroleum Equipment

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Product Introduction

The Shengde QY hydraulic vibrator is a device that aids in the separation and disconnection of various components.


This tool utilizes both upward and downward motions and employs a valve system to regulate the timing and stability of its actions. This ensures the consistent and dependable performance of the tool. The QY Hydraulic Drill Follow Shocker possesses a characteristic that enhances the flexibility of the drill column prior to the release of any shocks. Similarly, the QY hydraulic vibrator possesses a delay function that permits the drill pipe to elongate and store energy before vibrations are emitted. This facilitates the attainment of optimal vibration outcomes.


In situations where the drilling apparatus becomes stuck underground, the QY Hydraulic Drill Follow Shocker can deliver a powerful shock effect by adhering to specific procedures within the well. This aids in dislodging the tool and expedites the resumption of drilling operations.


Our Advantage

The QY Hydraulic Drill Follow Shocker enables the user to effortlessly detach the upper drill tool by raising or lowering it while in use underground, without requiring any torque or external modifications from the surface.


When utilized underground, the user only needs to raise or lower the drilling tool to release the impact force during the upward or downward motion, without the need for torque or external modifications.


The user can release the impact force simply by raising or lowering the drilling tool from the surface, without requiring torque or external modifications, and the intensity of the impact force can be adjusted within the permissible range.


This tool offers dependable performance, easy and convenient operation, and can be widely employed in drilling, coring, salvage, and workover operations.


Product Uses

Product Application Scenarios:


1. Oil and Gas Industry:

  In the oil and gas industry, the Hydraulic Jar finds extensive application scenarios. One such scenario is during drilling operations when the drill string gets stuck or encounters a challenging formation. The Hydraulic Jar is utilized to apply a sudden and powerful impact force to dislodge the stuck drill string, allowing the drilling process to resume smoothly. Additionally, it can be used to create vibrations or shocks to break through obstacles or remove debris, enhancing the overall drilling efficiency.


2. Mining Industry:

  Within the mining industry, the Hydraulic Jar plays a crucial role in various application scenarios. For instance, during underground mining operations, the Hydraulic Jar is employed to release jammed drill bits or tools. By generating a strong jarring action, it effectively dislodges the stuck components, ensuring uninterrupted mining activities. Furthermore, in tunneling projects, the Hydraulic Jar assists in breaking through hard rock formations by delivering powerful impacts, accelerating the excavation process.


3. Geothermal Drilling:

  Geothermal drilling involves extracting heat from the Earth's interior for energy generation. In this application scenario, the Hydraulic Jar is utilized to overcome challenging geological formations encountered during drilling. When the drill string becomes stuck or encounters excessive resistance, the Hydraulic Jar is engaged to deliver a high-impact force, effectively freeing the drill string and enabling continued drilling operations. This application scenario ensures efficient and uninterrupted geothermal energy extraction.


4. Well Intervention:

  During well intervention operations, the Hydraulic Jar finds significant application scenarios. For instance, in well workover activities, where maintenance or repair work is conducted on an existing well, the Hydraulic Jar is employed to release stuck or jammed downhole tools or equipment. By delivering powerful jarring impacts, it dislodges the stuck components, facilitating the smooth progress of well intervention operations. This application scenario ensures the successful completion of well maintenance and repair tasks.


5. Offshore Drilling:

  The Hydraulic Jar plays a vital role in offshore drilling scenarios. In deep-sea drilling operations, where challenging geological formations and equipment failures are common, the Hydraulic Jar is utilized to resolve various issues. It assists in freeing stuck drill strings, releasing jammed tools, and overcoming obstacles encountered at great depths. By providing powerful jarring and impact forces, it ensures the continuity and efficiency of offshore drilling activities, even in harsh offshore environments.



FAQ

1. What is a hydraulic jar and how does it work?

A hydraulic jar is a type of downhole tool used in the oil and gas industry. It utilizes hydraulic pressure to deliver a sudden impact force, helping to free stuck drill strings or tools in the wellbore. The tool consists of a piston and a hydraulic chamber, which stores and releases energy when activated.


2. What are the key principles behind the operation of a hydraulic jar?

The main principle behind a hydraulic jar is the conversion of hydraulic pressure into mechanical energy. When the hydraulic chamber is pressurized, it stores potential energy. Upon reaching a predetermined pressure, the stored energy is released, creating a sudden impact force that helps to dislodge stuck components in the wellbore.


3. How does the quality of a hydraulic jar impact its performance?

The quality of a hydraulic jar plays a crucial role in its performance and reliability. A well-constructed and properly tested hydraulic jar ensures consistent and efficient operation, minimizing the risk of failure or malfunction. High-quality materials, precise manufacturing processes, and stringent quality control measures are essential for a reliable hydraulic jar.


4. Are hydraulic jars readily available in stock?

Yes, we maintain a sufficient inventory of hydraulic jars to meet the demands of our customers. We understand the importance of timely delivery and strive to ensure that our customers have access to the required hydraulic jars when needed. Please contact our sales team for specific availability and lead time.


5. Can you provide more information about the application of hydraulic jars in the oil and gas industry?

Hydraulic jars find extensive application in the oil and gas industry, particularly in well intervention operations. They are used to overcome stuck pipe situations, fishing operations, and to release or retrieve downhole tools. Hydraulic jars are designed to withstand harsh downhole conditions and are an essential tool for maintaining operational efficiency and minimizing downtime.


Type od/mm id/mm Maximum upward force/KN Maximum downward force/KN Maximum Tensile Force/KN Maximum working torque/KN·m Connector Thread
QY121 121 50 350 180 1100 14 NC38
QY159 159 57 700 350 1900 32 NC46
QY165 165 57 700 350 2000 34 NC50
QY178 178 71.4 800 400 2300 40 NC50
QY203 203 71.4 1000 500 3000 45 6 5/8REG


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