Card-mounted vortex flowmeter parameters
The vortex flowmeter is based on the Karman vortex principle to measure the volume flow of gas, steam or liquid, the volume flow or mass flow of standard conditions.
View MoreLiquid turbine flowmeter is a high-precision, wide range ratio, and low pressure loss flow measurement instrument used in industries such as petroleum, chemical, metallurgy, power, and water supply.
Liquid turbine flowmeter is a high-precision, wide range ratio, and low pressure loss flow measurement instrument used in industries such as petroleum, chemical, metallurgy, power, and water supply. However, during use, sometimes there may be situations where the flowmeter leaks water, which not only affects measurement accuracy but also causes resource waste and safety hazards. This article will analyze in detail the causes and solutions of water leakage in liquid turbine flow meters from the following aspects.
1、 Damaged or aged seals
Seals are key components of flow meters to prevent liquid leakage, and common sealing materials include rubber, polytetrafluoroethylene, graphite, etc. Due to long-term working conditions and the influence of factors such as medium corrosion, temperature changes, and pressure fluctuations, seals are prone to aging, deformation, cracking, and other problems, leading to water leakage.
resolvent:
Choose sealing materials with good compatibility with the medium to avoid corrosion caused by material incompatibility. Regularly check the condition of seals and replace aging or damaged seals in a timely manner. When installing, pay attention to the installation position and direction of the seal to ensure that it is installed in place. 2、 Improper installation
Improper installation is also an important cause of water leakage in liquid turbine flow meters. For example, loose flange connections, loose bolts, and excessive pipeline stress can all lead to seal failure and leakage.
resolvent:
Before installation, carefully read the product manual and choose the appropriate installation location and method. When connecting flanges, ensure that the flange surface is clean and flat, and tighten the bolts symmetrically and evenly to avoid excessive local stress. After installation, necessary pressure tests should be conducted to ensure that there are no leaks at the connection. Pipeline installation should avoid stress concentration, and pipeline supports or expansion joints can be installed if necessary. 3、 The medium contains impurities
If the measured medium contains impurities such as solid particles and fibers, these impurities may enter the interior of the flowmeter, causing problems such as sensor jamming, impeller wear, and seal damage, leading to water leakage.
resolvent:
Install a filter upstream of the flowmeter to filter out impurities in the medium. Regularly clean the inside of the flowmeter to remove accumulated impurities. Choose wear-resistant materials to manufacture impellers and bearings, and improve the anti impurity ability of flow meters. 4、 Flow meter selection error
If the selection of flow meters is improper, such as selecting a flow range that is too small, insufficient pressure resistance level, incorrect material selection, etc., it can also lead to water leakage problems during the use of flow meters.
resolvent:
Select the appropriate flowmeter model based on actual working conditions, including flow range, accuracy level, pressure resistance level, material, etc. Consult with technical personnel from the flowmeter manufacturer for selection recommendations. 5、 Quality issues with the flowmeter itself
Although this situation is relatively rare, it still needs to be considered. If there are manufacturing defects in the flowmeter itself, such as casting defects, welding defects, or poor sealing quality, it can also lead to water leakage.
resolvent:
Choose a flowmeter brand with good reputation and reliable quality. Purchase flow meter products from legitimate channels and request relevant quality certification documents. Conduct factory inspection on newly purchased flow meters to ensure their quality meets the requirements. 6、 Improper maintenance and upkeep
During the use of liquid turbine flow meters, regular maintenance is required to ensure their normal operation and measurement accuracy. Improper maintenance, such as long-term failure to clean, calibrate, or replace vulnerable parts, can also lead to water leakage problems.
resolvent:
Develop a reasonable maintenance plan and strictly implement it. Regularly clean, lubricate, and inspect the flowmeter. Replace vulnerable parts that have reached their service life in a timely manner. summary
Leakage of liquid turbine flow meters is a common problem, but as long as we carefully analyze the cause and take effective measures, we can avoid or solve this problem. In practical applications, comprehensive judgments should be made based on specific situations to select appropriate solutions to ensure the normal operation and measurement accuracy of flow meters.
The magnetic inductive flowmeter industry, these are successful cases with comparable and reference value.
The vortex flowmeter is based on the Karman vortex principle to measure the volume flow of gas, steam or liquid, the volume flow or mass flow of standard conditions.
View MoreThe vortex flowmeter is based on the Karman vortex principle to measure the volume flow of gas, steam or liquid, the volume flow or mass flow of standard conditions. volumetric flowmeter.
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View MoreHangzhou Economic Development Area,Hangzhou 310018,China