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Ultra-low resistance filter equipment daily maintenance
Ultra-low resistance filter equipment daily maintenanceIn many industries that rely on ultra-low-resistance filters to ensure an operating environment, their daily maintenance is critical. Proper maintenance not only ensures continuous and efficient filtration of the device, extending its service life but also relates to the quality and safety of the entire production or working environment. Here is a detailed introduction to the daily maintenance points of ultra-low-resistance filtration devices.1. Appearance inspection Regular inspection: Arrange special personnel to check the appearance of the ultra-low resistance filter device regularly. The frequency can be set according to the use environment and strength of the device. It is generally recommended to conduct a comprehensive appearance inspection at least once a week. Check whether the shell of the device is damaged or deformed. Any slight crack or depression can affect the filtration effect, causing unfiltered air or liquid to bypass the filtration medium directly, reducing the device's performance. Clean the surface: Wipe the enclosure with a clean, soft, damp cloth to remove dust, stains, and debris from the surface. For some dirt that is difficult to remove, a mild cleaner can be used, but care should be taken to avoid the cleaner entering the inside of the device and damaging the filter element or other components. Keeping the surface of the device clean helps to detect potential problems in time, but also helps to dissipate heat and ensure that the device operates within the normal temperature range. Second, filter media maintenance. Monitor differential pressure: Differential pressure is an important indicator for measuring the state of the filter medium. The pressure difference on both sides of the filter medium is monitored in real-time by a differential pressure meter installed at the inlet and outlet of the unit. When the pressure difference reaches or exceeds the threshold, the filter media may be blocked by pollutants and needs to be cleaned or replaced. Different types of ultra-low resistance filtration devices have different pressure difference thresholds, and a reasonable threshold range should be determined according to the equipment instructions and actual operation. Cleaning and replacement: For the filter media that can be cleaned, when the pressure difference reaches a certain degree, the appropriate cleaning method can be used for processing. For example, for some air filter media, compressed air can be used to reverse purge to blow away impurities such as dust attached to the filter media; For liquid filter media, according to the nature of pollutants, choose the appropriate cleaning agent for soaking and washing. However, it should be noted that the number of cleaning should not be too frequent, so as not to damage the structure of the filter medium and reduce the filtration accuracy. When the filter medium is cleaned several times, it still cannot meet the filtration requirements, or when the service life is reached, the new filter medium must be replaced in time. In the process of replacement, it is necessary to ensure that the specifications and models of the new filter media match the original device, the installation is correct and the sealing is good. 3. Inspection of sealing parts Sealing performance test: Regularly check the sealing parts of the ultra-low resistance filter device, such as sealing rings, gaskets, etc., to ensure that their sealing performance is good. This can be done by looking around the device for signs of leakage, or by using a specialized seal detection tool. For example, for air filtration devices, smoke testing can be used to release smoke inside the device and observe whether there is smoke leakage outside the device; For liquid filtration devices, check whether there is liquid leakage at the joint. Timely replacement of seals: If the sealing parts are found to be aging, deformed, or damaged, replace them immediately. Aging seals may lose their elasticity and fail to fit tightly to the joint, leading to leaks. When selecting a new seal, it should be noted that its material should be compatible with the filter medium and the fluid being processed to ensure the sealing effect and service life. Iv. Electrical system maintenance (if any) Check the line connection: For ultra-low resistance filtration devices with electrical control systems, such as electric valves, fans, etc., regularly check the connection of the electrical line. Check whether the cables are damaged, aged, or loose, and ensure that the cables are securely connected and properly insulated. Loose cables may cause poor contact, affect the normal operation of the device, and even cause electrical faults. Maintain electrical components: Clean electrical components regularly to remove impurities such as dust and oil to prevent them from affecting the heat dissipation and performance of electrical components. At the same time, check the working status of electrical components, such as relays, contactors, and other contacts that are ablative phenomena, and if there is a problem should be replaced in time. In addition, it is necessary to regularly maintain the motor, check the lubrication of the motor, and add an appropriate amount of lubricating oil to ensure that the motor runs smoothly. 5. Operation parameter record and analysis Detailed data recording: Establish a sound operating parameter recording system, and record the operating parameters of the ultra-low resistance filter device every day, including import and export pressure, temperature, flow, pressure difference, etc. At the same time, record the running time of the device, cleaning, and maintenance information. These data are an important basis for understanding the operating state of the device. Data analysis and prediction: Periodically analyze the recorded data, and observe the change trend of parameters by comparing the data in different periods. If some parameters are found to fluctuate abnormally or gradually deviate from the normal range, it may indicate a potential problem with the device. For example, a gradual increase in pressure difference may mean that the filter medium needs to be cleaned or replaced; A sudden drop in flow could be a blocked pipe or a faulty pump. Through data analysis, you can find problems in advance and take appropriate measures to avoid the impact of equipment faults on production or work. 6. Maintenance training and safety precautions Personnel training: Professional training for personnel responsible for the maintenance of ultra-low resistance filtration devices, so that they are familiar with the structure of the device, working principle, maintenance methods, and safety precautions. Only trained personnel can maintain the device to ensure the quality and safety of the maintenance. Safety operation: When performing maintenance, strictly follow the safety operation rules. First of all, it is necessary to cut off the power supply or power source of the device to ensure that it is operated in a state of no electricity and no voltage to prevent accidents such as electric shock and mechanical injury. When cleaning or replacing the filter media, wear protective equipment, such as gloves, masks, goggles, etc., to avoid exposure to pollutants on the body. For some filtration systems containing dangerous substances, such as filtration devices in the chemical industry, adequate replacement and cleaning should be carried out before maintenance to ensure a safe working environment. In short, the daily maintenance of ultra-low resistance filtration devices is a meticulous and important work, involving many aspects. Only through strict and standardized maintenance measures can we ensure that the device is always in good running condition and provides reliable filtration protection for various industries. |
