Can vortex flowmeter measure air?

Vortex flowmeter is a kind of fluid oscillating flow detection instrument based on Karman vortex principle. It is characterized by small pressure loss, wide range and high measurement accuracy. It is almost unaffected by fluid density, pressure, temperature, viscosity and other parameters when measuring volume flow under working conditions. In daily use, there may be problems such as large measurement errors, so we need to eliminate problems from the following aspects:

One of the notable advantages of vortex flow meters is their versatility, as they can be employed in a wide range of applications across different industries. They are particularly useful for measuring the flow of fluids with varying viscosities, making them suitable for applications in petrochemical, pharmaceutical, and water treatment industries. Additionally, vortex flow meters are known for their ability to handle both high and low-flow conditions with consistent accuracy, providing reliable measurements across a broad operational range.

Measuring medium：Liquid, gas, saturated steam, superheated steam
Accuracy：Liquid ±1.0%, gas (steam) ±1.5%, plug-in ±2.5%
Working pressure：1.6MPa，2.5MPa，4.0MPa，6.4MPa
Medium temperature：Ordinary type -40 ~ 150℃
Medium temperature type -40 ~ 250℃
High temperature type -40 ~ 350℃
Output signal：Three-wire voltage pulse, low level 0 ~ 1V,
high level > 4V, duty cycle 50%;
Two-wire system standard current 4 ~ 20mA;
Three-wire system standard current 0 ~ 10mA
Working environment：-35℃～+60℃，Humidity ≤95%RH
Working power supply：DC12V；DC24V
Material：Carbon steel, stainless steel
Explosion-proof type：Intrinsically safe ExibIICT6

Vortex flow meters offer a host of advantages that make them a preferred choice in various industrial applications. One key advantage is their versatility in measuring the flow of liquids, gases, and steam. Unlike some other flow measurement technologies, vortex flow meters can handle a wide range of fluids, making them suitable for diverse industries such as oil and gas, water treatment, chemical processing, and HVAC systems.

Reliability is a hallmark of vortex flow meters, as they exhibit robust performance in harsh operating conditions. Their simple yet sturdy design, often featuring no moving parts, results in minimal maintenance requirements and increased longevity. This reliability is particularly crucial in industries where consistent and accurate flow measurement is essential for process control and optimization.

When the vortex flowmeter has no liquid flow in the pipeline, the receiver counts abnormally due to the noise generated by the pipeline vibration, and the sensitivity of the instrument should be adjusted.

Vortex flowmeter is one of the commonly used instruments in daily production, therefore, failure will occur from time to time, the main reasons for the inaccurate flow accuracy of the vortex include: the influence of temperature on the measurement, the influence of the accumulation of the vortex generating body on the flow surface, the influence caused by the inconsistency between the distribution tube and the inner flow meter.

There are many types of flow meters for measuring nitrogen, and each type has its specific application scenarios and advantages. Here are some common nitrogen flowmeters:

The method and requirements of temperature compensation will vary according to the specific application. In general, temperature compensation can be used in the following ways:

Vortex flowmeters are not only suitable for measuring a variety of low viscosity liquids, but also mainly for industrial measurement of gases and vapors. When measuring the volume flow of gas, vortex flowmeters are not affected by changes in fluid temperature, pressure, density, viscosity and other properties, so the measurement is very accurate and is the first choice for measuring air.

When choosing the right ammonia flow meter for you, several factors need to be considered to ensure the accuracy of the measurement results and the reliability of the equipment. Here’s a detailed buying guide:

Vortex flow meters are highly versatile instruments widely utilized in various industrial applications to measure the flow of liquids, gases, and steam. One prominent application of vortex flow meters is in the oil and gas industry, where they play a crucial role in measuring the flow rates of hydrocarbons through pipelines. These meters are particularly adept at handling the challenging conditions present in oil and gas operations, including high pressures and temperatures. By accurately measuring flow rates, vortex flow meters contribute to efficient process control and optimization, ensuring that production and transportation systems operate smoothly and cost-effectively.

Vortex flow meters find diverse applications across industries where accurate measurement and monitoring of fluid flow are critical. One prominent use is in the oil and gas sector, where vortex flow meters are employed to measure the flow rates of various hydrocarbons. These meters excel in handling the challenges posed by the varying viscosities and temperatures of oil and gas, providing reliable measurements for custody transfer, production monitoring, and process optimization.

The ethane Flow Meter Purchase Guide is designed to help you choose the best solution for your needs. In the purchase process, it is necessary to consider the nature, use, safety, measurement accuracy, stability, cost and other factors. Here is a detailed shopping guide:

In chemical processing plants, vortex flow meters play a crucial role in measuring the flow of corrosive or abrasive liquids. Their resistance to harsh chemical environments, combined with their ability to offer accurate readings even in challenging conditions, makes them valuable assets for ensuring the efficiency and safety of chemical processes. The meters’ capability to handle different fluid types and maintain accuracy contributes to their widespread adoption in chemical industries.

Another notable application of vortex flow meters is in the field of HVAC (Heating, Ventilation, and Air Conditioning) systems. These meters accurately measure the flow of chilled water or air, providing essential data for optimizing system performance and energy efficiency. By monitoring flow rates in HVAC systems, vortex flow meters help maintain ideal conditions in buildings, ensuring proper temperature control and minimizing energy consumption. In summary, vortex flow meters find widespread application across diverse industries, offering a reliable and cost-effective solution for measuring fluid flow in a variety of challenging environments.

In HVAC (heating, ventilation, and air conditioning) systems, vortex flow meters are utilized to measure the flow rates of air and other gases. Their ability to provide accurate readings in a wide range of temperatures and pressures ensures efficient HVAC system operation. Vortex flow meters contribute to energy savings by enabling precise control of airflow and facilitating better management of heating and cooling processes.

Across various industries, including pharmaceuticals, food and beverage, and power generation, vortex flow meters continue to find applications in processes requiring precise fluid flow measurement. Their adaptability to different fluid types, low maintenance requirements, and reliable performance make them indispensable tools for optimizing industrial processes and ensuring the accurate allocation of resources.

Nominal diameter: DN25～DN300mm
Accuracy: liquid ±1.0%, gas (steam) ±1.5%, plug-in ±2.5%
Material: 304, 316L various materials
Measuring media： Steam, compressed air, liquid (single phase media)

Whether the temperature and pressure compensation is required for steam measurement by vortex flowmeter mainly depends on the properties of the steam being measured and the requirements of measurement accuracy.

Nominal diameter: DN15～DN300mm
Accuracy: liquid ±1.0%, gas (steam) ±1.5%, plug-in ±2.5%
Structure form: Integrated, split, temperature and pressure compensation
Applicable medium: liquid, gas, saturated steam, superheated steam

Vortex flowmeter is based on the Karman vortex street principle, which is mainly performed by setting a non-streamlined vortex generator (resistance fluid) in the flowing fluid, and alternately producing two columns of regular vortices from both sides of the vortex generator.

The robust and durable construction of vortex flow meters contributes to their popularity in industrial settings. With no moving parts in direct contact with the fluid, these meters offer minimal maintenance requirements and extended operational life. Moreover, advancements in technology have allowed for the development of digital vortex flow meters that offer enhanced precision and communication capabilities, facilitating integration with modern process control systems.

Measuring medium：Liquid, gas, saturated steam, superheated steam
Accuracy：Liquid ±1.0%, gas (steam) ±1.5%, plug-in ±2.5%
Working pressure：1.6MPa，2.5MPa，4.0MPa，6.4MPa
Medium temperature：Ordinary type -40 ~ 150℃
Medium temperature type -40 ~ 250℃
High temperature type -40 ~ 350℃
Output signal：Three-wire voltage pulse, low level 0 ~ 1V,
high level > 4V, duty cycle 50%;
Two-wire system standard current 4 ~ 20mA;
Three-wire system standard current 0 ~ 10mA
Working environment：-35℃～+60℃，Humidity ≤95%RH
Working power supply：DC12V；DC24V
Material：Carbon steel, stainless steel
Explosion-proof type：Intrinsically safe ExibIICT6

Vortex flowmeter can be widely used in large, medium and small kinds of pipeline water supply and drainage, industrial circulation, sewage treatment, oil and chemical reagents and compressed air, saturated and superheated steam, natural gas and various media flow measurement and can be used as a flow transmitter in automatic control system, long service life. Points of attention for vortex flowmeter installation:

In the selection process of the vortex flow meter, in addition to the selection of a high-precision type in a comprehensive consideration of the demand, other accessories of the vortex flow meter are also very important, such as the selection of flow transmitters and the selection of compensatory pressure transmitters.

Vortex flowmeter is mainly used to set up a vortex generating body (resistance fluid) in the fluid, from both sides of the vortex generating body alternately to produce regular vortices, to measure the flow of fluid, vortex flowmeter is mainly used for industrial pipeline fluid flow measurement, such as gas, liquid, steam and other media. It is characterized by small pressure loss, large range, high accuracy, and is almost not affected by fluid density, pressure, temperature, viscosity and other parameters when measuring volume flow under working conditions. In daily use, the output signal may be unstable, causing this phenomenon to be excluded from the following points:

Vortex flowmeter is a kind of flow measuring instrument widely used in the industrial field. Its superior performance and versatility make it play an important role in the measurement of liquid and gas medium. Vortex flowmeter can not only measure a variety of liquid media, but also suitable for a variety of gases, providing reliable flow data support for industrial production and process control.

The vortex flowmeter is used in measuring coke oven gas, and the coke oven gas in some coke plants has been developed in the direction of civil gas. As a result, the problem of gas measurement becomes more and more prominent, and the demand for accuracy of gas measurement becomes higher and higher. However, there will be some problems in use, let’s talk about the causes and solutions of these problems:

Vortex flowmeter is mainly used for the flow measurement of industrial pipeline medium fluids, such as gas, liquid, vapor and other media. In addition to the characteristics of the aforementioned vortex flowmeter, it also has the following characteristics:

Precautions for installation and use of vortex flow meter

Vortex flowmeters are suitable for measuring the mass flow and volume flow of superheated steam, saturated steam, compressed air, general gas, water and low corrosive liquids. We often encounter the following failures in the use of vortex flow meters:

vortex flow meter is a specialized instrument designed for measuring the flow rate of liquids, gases, or steam in various industrial processes. It operates on the principle of the Von Kármán effect, where a bluff body (typically a shedder bar or a blunt object) is placed in the flow stream. As the fluid passes by the bluff body, vortices are formed alternately on either side, creating a pattern. The frequency of these vortices is directly proportional to the velocity of the flowing fluid, allowing the vortex flow meter to accurately determine the flow rate.

Measuring medium：Liquid, gas, saturated steam, superheated steam
Accuracy：Liquid ±1.0%, gas (steam) ±1.5%, plug-in ±2.5%
Working pressure：1.6MPa，2.5MPa，4.0MPa，6.4MPa
Medium temperature：Ordinary type -40 ~ 150℃
Medium temperature type -40 ~ 250℃
High temperature type -40 ~ 350℃
Output signal：Three-wire voltage pulse, low level 0 ~ 1V,
high level > 4V, duty cycle 50%;
Two-wire system standard current 4 ~ 20mA;
Three-wire system standard current 0 ~ 10mA
Working environment：-35℃～+60℃，Humidity ≤95%RH
Working power supply：DC12V；DC24V
Material：Carbon steel, stainless steel
Explosion-proof type：Intrinsically safe ExibIICT6