Cooling Tower Inlet Valve Adjustable Disk Flow Control
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Solution Overview
Problem
Existing cooling tower systems lack reliable and adjustable valve devices for regulating the flow of return water, relying on standard screw-type structures that are not effective for balanced pressure delivery and fluid transfer.
Innovation Solution
A cooling tower flow control inlet valve with an adjustable disk mechanism, comprising a valve body assembly, valve stem assembly, and back plate assembly, allows for regulated flow control by spatial rotational placement of the disk along the valve stem, providing improved balancing and isolation capabilities.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If standard screw-type valve structures are used, then the device is simple and easy to manufacture, but the flow regulation capability and pressure balancing performance are insufficient
Solution Approach 1:
The valve disk is made adjustable along the valve stem, allowing dynamic repositioning to different locations. This enables the valve to modulate flow in multiple positions beyond simple open/close functionality, providing balanced pressure delivery and improved flow regulation capability while maintaining a relatively simple overall valve structure
Solution Approach 2:
The adjustable disk mechanism serves multiple functions: it acts as a flow control element for modulation, provides pressure balancing capability, and can function as an isolation valve when positioned to fully close the flow path. This multi-functionality resolves the contradiction by achieving reliable flow regulation without requiring multiple separate devices
2Ease of operation
If an adjustable disk mechanism is added for flow modulation, then flow regulation precision is improved, but the device complexity increases
Solution Approach 1:
The adjustable disk can be repositioned along the valve stem to different locations, enabling precise flow modulation. The simplicity of the adjustment mechanism (disk moving along the stem) provides ease of operation while avoiding complex actuation systems, thus improving flow control without excessive complexity increase
3Reliability
If the valve disk can be positioned at multiple locations, then flow balancing capability is improved, but the risk of disk displacement or leakage increases
Solution Approach 1:
The valve disk is pre-positioned at specific locations along the valve stem that are designed to provide stable flow balancing positions. The stem structure guides the disk to these predetermined positions, ensuring proper sealing and preventing random displacement, thus maintaining reliability while enabling flow balancing
Solution Approach 2:
The valve stem acts as an intermediary element that constrains and guides the disk movement. By providing a defined path and positioning mechanism, the stem mediates between the need for adjustable positioning and the risk of improper disk placement, ensuring the disk remains at appropriate positions for sealing and flow control
Data Source
AI summary
A cooling tower by using a valve with an adjustable disk. Thus, a cooling tower flow control inlet valve for modulating the flow of return water entering a cooling tower by using a valve with an adjustable disk. The cooling tower flow control inlet valve includes a valve body assembly, a valve stem assembly, a backplate assembly, and a valve and permits regulated flow through the spatial rotational placement along the valve stem of the adjustable disk.