Modular High-Temperature Steam-Water Filtering Unit
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Solution Overview
Problem
Traditional high-temperature steam-water treatment methods are complex and costly, and existing filtering devices are not adaptable to different mounting sites, limiting their efficiency and flexibility.
Innovation Solution
A high-temperature steam-water filtering unit with a filter frame divided into upper and lower layers, featuring vertically mounted filter cartridges and a communicating channel, allowing for flexible configuration and high filtration efficiency, and a combined device with multiple filtering units that can be arranged in series or parallel to meet varying steam grade requirements.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a combined filter vat with multiple filter screen drums is used, then filtration capability is improved, but the whole volume becomes too large to adapt to mounting sites with different shapes
Solution Approach 1:
The filtering device is divided into multiple independent filtering units, each with its own filter frame and filter elements. These modular units can be independently sized and configured, allowing the system to adapt to various mounting site geometries without requiring a single large-volume device. Each unit processes a portion of the steam flow, and multiple units can be arranged in series or parallel configurations.
Solution Approach 2:
The invention transitions from a horizontal arrangement of multiple filter drums (occupying large planar space) to a vertical stacking configuration where filtering units are arranged one above another. This dimensional change allows the filtering system to fit into vertical spaces with smaller footprints, adapting to mounting sites with limited horizontal area but available vertical space.
2Productivity
If the filtering path length is extended to improve filtration efficiency, then the device complexity and space requirements increase
Solution Approach 1:
The filtering path is segmented into multiple filtering units with discrete filter elements (filter cartridges, filter screens, or filter bags). Each unit contributes to the overall filtration efficiency, and the path length is extended by stacking units vertically rather than extending horizontally through a single complex chamber. This segmentation simplifies the design of each individual unit while achieving the required total filtration path length.
Solution Approach 2:
Coarse filtration is performed in upstream filtering units before the steam enters downstream filtering units for finer filtration. This preliminary action removes larger particles and condensate first, reducing the burden on subsequent filter elements and allowing each unit to be optimized for its specific filtration stage, thereby simplifying overall path design.
3Reliability
If traditional high-salinity wastewater treatment methods are used, then desalination is achieved, but the treatment process becomes complex and costly
Solution Approach 1:
The invention utilizes the phase transition of water from liquid to vapor through flash evaporation. High-salinity wastewater is exposed to low-pressure steam, causing rapid evaporation of water while salts and non-volatile impurities remain in the liquid phase. The vapor phase is then condensed to produce desalinated water, achieving effective desalination through phase separation rather than complex chemical or membrane treatment processes.
Solution Approach 2:
The harmful salts and impurities are extracted from the wastewater by separating them into the liquid phase through flash evaporation. The vapor phase, which contains only water molecules, is then condensed to produce pure desalinated water. This extraction approach removes the contaminants without requiring complex treatment systems, achieving desalination through simple phase separation and filtration.
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 solution enables efficient removal of impurities and inorganic salts, improving steam quality and flexibility in device configuration, allowing for adaptable use in various applications such as steam turbines and industrial processes.
Implementation Method 1
a filter comprising a plurality of filter cartridges mounted on the interlayer along a vertical direction
Implementation Method 2
a communicating channel extending along a vertical height direction of the filter frame and being in communication with the discharge port and the feed inlet of the adjacent filtering units
Data Source
AI summary
The present invention discloses a high-temperature steam-water filtering unit, which comprises: a filter frame divided into an upper layer and a lower layer by an interlayer, the lower layer being provided with a feed inlet, and the upper layer being provided with a discharge port; a filter comprising a plurality of filter cartridges mounted on the interlayer along a vertical direction, an inlet of each filter cartridge being positioned below the interlayer, and an outlet of each filter cartridge being positioned above the interlayer; and a communicating channel being in communication with the discharge port. The present invention also discloses a combined high-temperature steam-water filtering device, which comprises: two or more filtering units arranged in an outer shell and communicating channels extending along a vertical height direction of filter frames and being in communication with discharge ports and feed inlets of the adjacent filtering units. In the present invention, filters and a filter frame which are spliced and combined are combined into a filtering unit, and the filtering units can be freely combined according to the requirements of filtering precision, filtering flow, pressure reduction and the like.