Adjustable Static Steam Line Drier for Condensate Control
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Solution Overview
Problem
Conventional steam trap devices are inflexible, expensive, and require replacement to adjust operating parameters, leading to inefficient condensate removal and potential steam hammering, which causes damage and excessive steam loss.
Innovation Solution
A static steam line drier (SSLD) with a movable flow plug controller and adjustable constriction bore, allowing for variable orifice control without disassembly, combined with a debris collector and filter system to manage condensate effectively.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional fixed nozzle steam trap devices are used, then the device structure is simple, but the operating parameters cannot be adjusted without disassembly and replacement
Solution Approach 1:
The patent applies the dynamics principle by replacing the fixed nozzle with an adjustable flow plug controller that can be moved axially to change the constriction bore opening size. This allows the device to adapt to different operating conditions continuously without disassembly, transforming a static structure into a dynamic, adjustable one.
Solution Approach 2:
The patent implements parameter changes by enabling continuous adjustment of the constriction bore opening size through the flow plug controller's axial movement. This allows operators to modify the flow characteristics and condensate removal rate according to varying steam line conditions, achieving adaptability without changing the entire device.
2Reliability
If conventional fixed nozzle steam trap devices are used, then the device is inexpensive, but frequent replacement is required leading to high maintenance costs
Solution Approach 1:
By making the flow plug controller adjustable, the device can adapt to wear and changing conditions over time, extending its operational life. The ability to modify the constriction opening compensates for degradation, maintaining performance without replacement.
Solution Approach 2:
The adjustable flow plug controller enables operators to perform maintenance adjustments themselves without requiring specialized service or device replacement. This self-service capability reduces maintenance costs and increases ease of repair.
3Productivity
If conventional steam trap devices are used, then the device structure is simple, but condensate removal is inefficient leading to steam hammering and damage
Solution Approach 1:
The dynamic adjustability of the flow plug controller allows optimization of condensate removal rate matching the actual steam line conditions. This prevents both insufficient removal (causing steam hammering) and excessive removal (causing steam loss), thereby improving productivity.
Solution Approach 2:
By changing the constriction bore opening size parameter, the device can optimize condensate removal efficiency for different operating conditions. This parameter adjustment capability directly improves productivity by preventing steam hammering while minimizing steam loss.
4Loss of energy
If conventional steam trap devices are used, then the device is simple, but over displacement of water and steam results in additional losses
Solution Approach 1:
The adjustable constriction bore opening size allows precise control of steam and condensate flow. By optimizing this parameter, the device prevents over-displacement of steam, minimizing energy loss while maintaining effective condensate removal.
Solution Approach 2:
The ability to adjust the flow plug controller based on operating conditions creates a feedback mechanism that prevents excessive steam loss. Operators can monitor performance and adjust the constriction opening to maintain optimal efficiency, reducing energy waste.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The SSLD ensures precise condensate removal, reduces thermal and dynamic shocks, extends service life, and minimizes steam loss, providing efficient operation and protection against steam hammering.
Implementation Method 1
a trap section proximate the upstream end of the SSLD body, including a liquid catch plate extending radially inward from the SSLD body into the main flow path
Implementation Method 2
a constriction section proximate the downstream end of the SSLD body, where a regulator plate may extend radially inward from the SSLD body into the main flow path, and where a radially inner end of the regulator plate forms a seat and defines a constriction bore opening
Data Source
AI summary
A static steam line drier (SSLD) has a body, including a main flow path, a trap section proximate an upstream end of the SSLD body, and a constriction section proximate a downstream end of the SSLD body. The constriction section includes a seat around a constriction bore opening. A flow plug controller movably extends through a wall of the SSLD body, where the flow plug controller includes an external end located external to an outer surface of the SSLD body and a plug on an internal end located within the main flow path. The flow plug controller is oriented to allow the plug to be seated on the seat in the constriction section. The SSLD body also has a debris collector member extending from the trap section of the SSLD which includes a filter chamber and a blowdown valve provided at the collector member outlet.