Product Description

Pipe Coupling for Fluid Equipment

Model number: DK101
Material: Stainless steel 304
Surface treatment: Polished
Management Certification: ISO9001:2015
Origin: ZheJiang China
OEM orders: accept
Samples: for free
 

Item	Material	Surface	Locking load	Weight
DK101	Steel	zinc-plated
DK101	Stainless steel 304	Polished

Product application
Widely used in many fields. Like ships, high-speed rail, automobiles, civil products, and so on.

Certificate

Packaging & Delivery
Packing: packing can be made according to your request.
Single package size: 32mm*22mm*15mm

Our factory

FAQ:

Q: Are you a factory or trading company?

A: We are a professional manufacturer. We are warmly welcome clients from worldwide to

visit our factory and cooperate with us.

Q: What’s your advantage? Why we choose you?

A: Great production capacity Sustainable Supply.According to customer requirements

we support the customized include package. We have the most professional

technology and team.  

Q: What are your production standards?

A: European standard stamping

Q: How long does the whole procedure being worked out?

A: The lead time is about 30days and it depends if the material is especial.

 

Factors Influencing the Thermal Performance of a Fluid Coupling

The thermal performance of a fluid coupling, specifically its ability to dissipate heat and maintain operating temperatures within acceptable limits, is influenced by several factors:

• Power Rating: The power rating of the fluid coupling, which indicates its capacity to handle a specific amount of power, affects its thermal performance. Higher power ratings generally result in higher heat generation, so it’s essential to choose a fluid coupling with an adequate power rating for the application.
• Operating Speed: The operating speed of the fluid coupling is a critical factor. Higher speeds can lead to increased heat generation due to friction and viscous losses. It’s essential to consider the operating speed to ensure the fluid coupling can handle the heat produced at the given speed.
• Ambient Temperature: The ambient temperature of the environment in which the fluid coupling operates also plays a role in its thermal performance. Higher ambient temperatures can impact the cooling efficiency and may lead to increased operating temperatures.
• Load Variation: Applications with varying loads can experience changes in heat generation. Fluid couplings used in such systems must be capable of handling the thermal effects of load fluctuations without exceeding temperature limits.
• Cooling Method: The cooling method employed in the fluid coupling design significantly affects its thermal performance. Some fluid couplings use natural convection for cooling, while others incorporate forced cooling methods such as internal or external cooling circuits. The cooling system’s efficiency directly impacts the ability to dissipate heat effectively.
• Fluid Properties: The properties of the fluid inside the coupling, such as viscosity and heat capacity, influence thermal performance. The choice of fluid can affect the amount of heat generated and the efficiency of heat dissipation.
• Operating Time: The duration of operation also affects the thermal behavior of the fluid coupling. Continuous operation or extended duty cycles may lead to higher operating temperatures, requiring careful consideration during selection.
• Proper Maintenance: Regular maintenance, including lubricant inspection and replacement, is crucial for optimal thermal performance. Contaminated or degraded fluid can impact the heat transfer characteristics of the coupling.

It’s essential to consider these factors when selecting a fluid coupling to ensure that it can effectively manage heat generation and maintain safe operating temperatures in the specific application.

Fluid Couplings in Hydraulic Drive Systems

Yes, fluid couplings can be used in hydraulic drive systems to transmit power and control the speed of driven components. In hydraulic drive systems, fluid couplings act as a torque converter, providing a smooth and gradual transfer of power between the input and output shafts.

The basic principle of a fluid coupling remains the same whether it is used in a mechanical drive system or a hydraulic drive system. The fluid coupling consists of an input impeller connected to the prime mover (such as an electric motor or an engine) and an output runner connected to the driven component.

When the prime mover is activated, it drives the input impeller, creating a flow of hydraulic fluid within the coupling. This fluid flow creates a hydrodynamic torque that is transferred to the output runner, driving the connected component. The fluid coupling allows for a controlled slip between the input and output, allowing the driven component to start smoothly and gradually reach its desired speed.

In hydraulic drive systems, fluid couplings offer several advantages:

• Smooth Torque Transmission: Fluid couplings provide smooth torque transmission, reducing shocks and vibrations in the system.
• Overload Protection: Fluid couplings can protect the drive system from overloads by allowing some slip in the event of sudden changes in load or jamming of the driven component.
• Speed Control: By controlling the flow of hydraulic fluid, the speed of the driven component can be precisely regulated.
• Energy Efficiency: Fluid couplings can help improve energy efficiency by reducing mechanical losses and optimizing power transmission.

Hydraulic drive systems with fluid couplings are commonly used in various industrial applications, including conveyor systems, mining equipment, marine propulsion, and more. They offer reliable and efficient power transmission while protecting the machinery from excessive loads and shocks.

It’s essential to consider the specific requirements of the hydraulic drive system and the characteristics of the fluid coupling to ensure optimal performance and efficiency in the application.

Selecting the Right Size of Fluid Coupling for Your Application

To ensure optimal performance and efficiency, it’s essential to choose the right size of fluid coupling for a specific application. Here are the key steps in the selection process:

1. Identify the Application Requirements: Understand the torque and power requirements of your application. Determine the maximum torque and power that the fluid coupling needs to transmit to meet the operational demands of the machinery or equipment.
2. Check the Speed Range: Consider the speed range of your application. Ensure that the fluid coupling can operate effectively within the desired speed range, providing adequate torque transfer across the entire speed spectrum.
3. Consider the Fluid Coupling Type: Choose the appropriate type of fluid coupling based on the specific needs of your application. Hydrodynamic fluid couplings are suitable for applications requiring smooth and gradual torque transmission, while constant-fill fluid couplings are more suitable for applications where some slip is acceptable.
4. Calculate the Service Factor: Determine the service factor, which accounts for any additional loads or impacts the fluid coupling may experience during operation. Multiply the maximum torque requirement by the service factor to obtain the design torque.
5. Refer to Manufacturer Data: Consult the manufacturer’s data sheets and specifications for various fluid coupling models. Compare the design torque with the torque capacity of different fluid coupling sizes to find the most suitable match for your application.
6. Consider Safety Margins: It’s advisable to apply safety margins to ensure reliable operation. Select a fluid coupling with a torque capacity higher than the calculated design torque to account for potential variations in load or operating conditions.
7. Verify Space Constraints: Ensure that the selected fluid coupling fits within the available space in your machinery or equipment, considering any installation restrictions or dimensional limitations.

By following these steps and carefully evaluating the requirements of your specific application, you can select the right size of fluid coupling that will deliver optimal performance, efficiency, and reliability.

editor by CX 2023-09-14