Product Description
TVA Series Constant Torque Hydraulic Fluid Coupling
Application:
It is a hydraulic component of transmission of a kind of power type to the hydraulic coincidence machine of square type. Because its efficiency is high, the structure is simple, can drive load to start steadily , Improve performance of starting, improve kinetic energy strength, have protect function, can isolate sprain shaking and a, The load of balanced every electrical machinery in many drives chain of electrical machinery, And reduce the impact electric current of the electric netting, So used widely in some aspect, such as mining machinery, chemical industry, metallurgical industry, food, architecture, traffic,etc…
The characteristic and operation principle:
There are YOX type and TVA type 2 series in limit hydraulic coincidence machine of square type in our factory produces, YOX type is formed from initiative and passive parts mainly. The initiative ones include complement, front half is connected with the axle, latter half is connected with the axle, elasticity block,pump wheels and outer cover. passive parts Include the axle and turbine mainly The initiative link with former motives and some passive parts link with working machine.
The structure of TVA type is the same as YOX type basically, but the airtight pattern is adopted outside airtight, Have increased the structure of dismantling and putting.
The torsion of the original motive is transmitted by the job liquid in the coincidence machine. Pump change the kinetic energies into liquid mechanical energies . Turbine turn the kinetic energy of the liquid into the mechanical energy. The axle drives load through exporting. There is not mechanical connection between the wheel of pump and turbine.
Our products range:
+YOTCGP series Variable speed fluid coupling
+YOTCG series Variable speed fluid coupling
+YOTCHP series Variable speed fluid coupling
+YOTCHZ series Variable speed fluid coupling
+YOTCQ series Variable speed fluid coupling
+YOTCHF series Variable speed fluid coupling
+Constant fluid coupling, such YOX, TVA series.
Sample Product Photos:
Production Equipment Photos:
Mainly Cooperation Customer:
Raw material yard, ore beneficiation, sinter plant and pellet, coke oven plant, iron making plant, steel making plant.
Successful Projects Feedback:
Note: We also accept the repair work projects, and provide spare parts for variable speed fluid coupling.
If you have any related projects need our proposal, feel free to contact us. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Fluid Couplings in Conjunction with Electric Motors
Yes, fluid couplings can be used in conjunction with electric motors to provide a reliable and efficient power transmission solution. When coupled with an electric motor, the fluid coupling serves as a mechanical torque converter, enabling smooth start-ups and gradual acceleration of the driven load.
The combination of a fluid coupling and an electric motor offers several advantages:
- Soft Start: When the electric motor is switched on, it accelerates gradually as the fluid coupling allows the torque to build up slowly. This soft start feature reduces mechanical stress on the driven equipment and minimizes the impact on the electrical supply, preventing voltage drops and surges.
- Overload Protection: Fluid couplings can automatically disengage when the load exceeds a certain threshold, providing overload protection to both the motor and the driven equipment. This feature helps prevent damage to the system during abrupt load changes or stall conditions.
- Vibration Damping: The fluid in the coupling acts as a damping medium, reducing vibration and shock loads during start-ups and sudden load changes. This contributes to smoother operation and extends the lifespan of the connected machinery.
- Energy Efficiency: By facilitating soft start and controlling torque transmission, fluid couplings improve the energy efficiency of the system. They reduce the inrush current during start-up, which can lead to significant energy savings in the long run.
- Variable Speed Control: In some configurations, fluid couplings can be combined with Variable Frequency Drives (VFDs) to provide variable speed control. The VFD regulates the speed of the electric motor, while the fluid coupling ensures smooth and controlled power transmission to the driven equipment.
Overall, the combination of a fluid coupling with an electric motor is a versatile solution that finds applications in various industries. It allows for reliable and controlled power transmission, protecting both the motor and the driven equipment while improving system efficiency.
Temperature Limitations of Fluid Couplings
Fluid couplings, like any mechanical component, have temperature limitations that must be considered to ensure their proper and safe operation. The temperature limitations of fluid couplings are influenced by the type of fluid used inside the coupling, the ambient operating conditions, and the specific design and construction of the coupling.
The primary concern regarding temperature is the heat generated during the operation of the fluid coupling. The heat is a result of friction and fluid shear within the coupling as it transmits power between the input and output shafts. Excessive heat generation can lead to the degradation of the fluid, affecting the performance and longevity of the coupling.
As a general guideline, most fluid couplings are designed to operate within a temperature range of -30°C to 80°C (-22°F to 176°F). However, the actual temperature limitations may vary depending on the manufacturer and the application requirements. For specific industrial applications where high-temperature environments are common, fluid couplings with higher temperature tolerances may be available.
It is crucial to consider the operating environment and the power demands of the machinery when selecting a fluid coupling. In applications with extreme temperatures, additional cooling mechanisms such as external cooling fins or cooling water circulation may be employed to maintain the fluid coupling within its safe operating temperature range.
Exceeding the recommended temperature limits can lead to premature wear, reduced efficiency, and even mechanical failure of the fluid coupling. Regular monitoring of the operating temperature and following the manufacturer’s guidelines for maintenance and fluid replacement can help ensure the longevity and reliability of the fluid coupling.
Always consult with the manufacturer or a qualified engineer to determine the specific temperature limitations and suitability of the fluid coupling for your particular application.
Safety Considerations when Working with Fluid Couplings
Fluid couplings are essential components in various industrial applications, and it’s essential to follow safety guidelines when working with them. Here are some safety considerations:
- Lockout-Tagout (LOTO): Before performing any maintenance or repair work on a fluid coupling, ensure that the equipment is properly shut down and that the energy sources are locked out and tagged out. This prevents accidental startup and protects personnel from potential hazards.
- Fluid Containment: When draining or replacing the fluid in a fluid coupling, use appropriate containers to collect and contain the fluid. Avoid spills, as some coupling fluids may be hazardous.
- High Temperatures: Fluid couplings can reach high temperatures during operation. Allow sufficient cooling time before handling or inspecting the coupling to avoid burns or injuries.
- Personal Protective Equipment (PPE): Wear appropriate PPE, such as gloves and eye protection, when working with fluid couplings to protect against potential splashes or contact with hot surfaces.
- Manufacturer Recommendations: Follow the safety guidelines and instructions provided by the fluid coupling manufacturer for installation, maintenance, and troubleshooting.
- Proper Tools: Use the correct tools and equipment for maintenance and assembly tasks to prevent damage to the fluid coupling and ensure safe working conditions.
- Training: Ensure that personnel working with fluid couplings are adequately trained in their proper use, maintenance, and safety procedures.
- Inspections: Regularly inspect the fluid coupling for any signs of wear, leaks, or abnormalities that could pose safety risks. Address any issues promptly.
- Hot Work: Avoid performing hot work (e.g., welding, cutting) in the vicinity of fluid couplings, as the high-temperature fluids and components may present a fire hazard.
- Consult Experts: If in doubt or facing complex issues with fluid couplings, consult qualified experts or the manufacturer for guidance.
Adhering to these safety considerations will help minimize risks and ensure a safe working environment when dealing with fluid couplings.
editor by CX 2024-03-14