Product Introduction
Aiming at the complex composition characteristics of natural gas, gradient composite filter materials are used, integrating multiple functions such as mechanical interception and adsorption purification. It can effectively remove solid particles, liquid water, oil impurities, and some acidic gases in natural gas.
The filter element structure is optimized, with primary, medium - efficiency, and high - efficiency filter layers set from the outside to the inside, gradually improving the filtration accuracy and ensuring the natural gas purification effect.
It is suitable for various filtering devices in the whole process of natural gas extraction, transportation, storage, and use, providing core guarantees for the safe and stable supply of natural gas.
Inflow of Natural Gas: Natural gas containing impurities enters from the inlet of the filter and first contacts the outer layer of the filter element.
Primary Filtration: The coarse filter layer on the outer layer of the filter element intercepts larger - diameter particulate impurities, such as dust, rust, and gravel, initially reducing the impurity content of natural gas.
Medium - efficiency Coalescence and Separation: As the natural gas continues to penetrate inward, the medium - efficiency filter layer uses the principle of coalescence to make the dispersed liquid water and oil droplets coalesce and grow larger. Under the action of gravity, they sink to the bottom of the filter and are discharged through the sewage outlet.
High - efficiency Adsorption and Purification: The natural gas that has undergone preliminary filtration and coalescence separation enters the high - efficiency filter layer inside the filter element. This layer uses special adsorption materials to adsorb acidic gases such as hydrogen sulfide and carbon dioxide, as well as residual tiny particles, achieving deep purification of natural gas.
Discharge of Purified Gas: The clean natural gas that has passed through the complete filtration process of the filter element flows out from the gas outlet of the filter and enters the subsequent pipeline network or equipment.
Filter Element Monitoring and Maintenance: A differential pressure sensor installed on the filter is used to monitor the pressure difference before and after the filter element in real - time. When the pressure difference reaches the preset threshold, it indicates that the filter element is blocked, and timely replacement or cleaning and maintenance are required.
Multiple Purification Functions: Integrates particle interception, droplet coalescence and separation, and gas adsorption to comprehensively improve the purification quality of natural gas.
High - precision Filtration: The filtration efficiency for solid particles larger than 0.3μm reaches 99.99%, ensuring the high cleanliness of natural gas.
High Dust - holding and Contamination - resistant: The special structure and materials endow the filter element with a large dirt - holding capacity, extending the replacement cycle and reducing maintenance costs.
Safe and Reliable: Anti - static materials are used to prevent the risk of explosion caused by static electricity accumulation; it has good pressure - resistant performance and can operate stably in high - pressure environments.
Strong Corrosion Resistance: The filter element materials can effectively resist the erosion of corrosive components in natural gas and adapt to different gas quality conditions.
| Item | Parameter Range |
|---|
| Filtration Precision | 0.3 - 10μm |
| Working Pressure | ≤12MPa |
| Working Temperature | -45℃ - 85℃ |
| Filter Element Material | Glass fiber composite membrane, activated carbon fiber, polytetrafluoroethylene |
| Applicable Media | Natural gas, coal - bed methane, shale gas |
| Removal Efficiency | Solid particles ≥99.99% (0.3μm); Liquid water ≥99%; Hydrogen sulfide adsorption capacity ≥[X]mg/g |
Natural Gas Wellheads: Conduct preliminary filtration on the newly extracted natural gas, removing large - particle impurities such as sediment and rust, and protecting subsequent processing equipment.
Long - distance Natural Gas Pipelines: Installed in the filtration stations along the pipeline, continuously purifying natural gas, preventing impurities from corroding the inner wall of the pipeline, and ensuring stable long - distance transportation.
Urban Gas Gate Stations and Storage and Distribution Stations: Provide clean and safe gas for urban residents and industrial and commercial users, avoiding damage to gas appliances caused by impurities.
LNG Liquefaction Plants: Conduct deep purification before natural gas liquefaction, removing moisture and impurities, and preventing pipeline blockage and equipment damage at low temperatures.
Gas - fired Power Stations: Ensure that the natural gas entering the gas turbine is clean, improve power generation efficiency, and reduce equipment wear and failures.
Question 1: For natural gas from different origins, do we need to select different types of natural gas filter elements?
Answer: Yes. The composition and impurity content of natural gas from different origins vary. For example, the content of acidic gases such as hydrogen sulfide and carbon dioxide, as well as the content of solid particles and water, are different. Therefore, it is necessary to select filter elements with suitable filtration accuracy, adsorption capacity, and corrosion resistance according to the specific gas quality parameters of natural gas to achieve the best filtration effect. When purchasing, you can provide detailed composition data of natural gas to suppliers to obtain professional selection suggestions.
Question 2: Can natural gas filter elements be cleaned and reused?
Answer: Some natural gas filter elements can be cleaned in an attempt to restore their performance after blockage. For filter elements mainly blocked by solid particles, methods such as high - pressure gas back - blowing can be used to remove surface impurities. However, if the problem involves adsorption saturation, the cleaning effect is limited. In most cases, after a period of use, the filtration and adsorption performance of the filter element will gradually decline, and it is difficult to completely restore it to the initial state through cleaning. To ensure the filtration effect and the purification quality of natural gas, when the filter element reaches the service life or the performance drops to a certain extent, it is recommended to replace it with a new filter element in a timely manner.
The all - in - one natural gas filter element has become a key component in all links of the natural gas industry chain to ensure pipeline safety and stable equipment operation, relying on its deep purification ability and reliable safety performance. Its excellent filtration effect and long - life design provide solid support for the safe and efficient utilization of natural gas, effectively reducing operational risks and maintenance costs, and helping the sustainable development of the industry.
Equivalent P-all Filters
Replacement HYDAC filter element
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