Your Professional Turbine Flowmeter Supplier
Xian Baochen Information Technology Co., Ltd. is located in high-tech Zone, Xi 'an, Shaanxi Province, China, is a focus on sensors, transmitters, inverters, power semiconductor devices and supporting instruments R & D, manufacturing, sales and service enterprises. The company invests in research and development team, cooperates with excellent universities, integrates industry resources, and provides the best quality solutions for domestic and foreign users. Enterprise mission: to meet user needs and create value for customers.
Why choose us
Sales Market
We Products are exported to Europe, America, Southeast Asia, West Asia, Central Asia and other countries around the world. Our products are well received in these markets.
Our Service
Able to quickly respond to customer needs, to provide personalized customization, timely delivery, professional technical support and perfect after-sales service.
Strict Quality Control System
Able to efficiently produce large quantities of products, advanced production processes and stable supply chains, the implementation of strict quality control system. Constantly introduce new technologies and new materials to improve product performance and production efficiency.
Wide Range of Applications
Through the EU CE, RoHs testing, products are widely used in petrochemical, water conservancy and hydrology, machinery and equipment, automobile manufacturing, industrial process control, weighing measurement, people's livelihood applications and other fields.
Turbine Flowmeter
Turbine flow meters are a type of velocity flow meter that have found widespread use in a variety of industrial applications – including aerospace, cryogenic, and custody transfer – for high accuracy measurements. It consists of a multi-bladed rotor mounted at right angles to the fluid flow and suspended in the fluid stream on a free-running bearing. The diameter of the rotor is very slightly less than the inside diameter of the metering chamber, and its speed of rotation is proportional to the volumetric flow rate. Turbine rotation can be detected by solid state devices (reluctance, inductance, capacitive and Hall-effect pick-ups) or by mechanical sensors (gear or magnetic drives).
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Measuring medium |
Liquid (water, refined oil, light crude oil, organic liquid, inorganic liquid, etc.) |
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Nominal diameter |
DN4--DN200MM |
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Measurement accuracy |
0.5, 1.0 |
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Nominal pressure |
1.0MPA; 1.6 MPA. 2.5 MPA. 4.0 MPA. 6.3MPA, customized high pressure |
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Explosion-proof class |
Exd II C T6 Gb |
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Medium temperature |
-20℃~80℃(high temperature can be customized) |
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Environmental conditions |
Temperature: -20℃~50℃; |
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Pressure class |
1.0/1.6/6.3MPa(High pressure can be customized) |
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Power supply |
Battery powered, 24VDC; |
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Output signal |
Pulse output, RS485 output, 4-20mA output |
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Protection class |
IP65 |
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Material |
304(316L) stainless steel, PE |
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Connection method |
Internal/external thread, flange, clamp |
Advantage of Turbine Flowmeter
High accuracy
Turbine flow meters typically provide highly accurate flow measurements and are suitable for applications requiring high accuracy, such as industrial process control and scientific experiments.
01
Fast response time
They have a fast response time to quickly capture and react to changes in flow rate, suitable for applications requiring real-time monitoring.
02
Wide range of applications
Turbine flow meters are suitable for a wide range of flow rates, from low to high flow rates, and therefore provide reliable measurements in a variety of applications.
03
Corrosion resistance
They can be used to measure a wide range of liquids and gases with good corrosion resistance, suitable for applications dealing with corrosive media.
04
No direct contact with the fluid
Turbine flow meters do not require direct contact with the fluid, which helps to minimize the impact on the nature of the fluid, especially for applications where contamination needs to be avoided.
05
Oil and Gas Industry: Used for measuring the flow of fuels, oils, and natural gas. Their high accuracy and reliability make them ideal for custody transfer applications.
Water and Wastewater Management: Widely used in water treatment plants for measuring clean water flow, chemical dosing, and monitoring effluents.
Chemical and Petrochemical Industries: Employed for measuring the flow of various chemicals, solvents, and other low-viscosity fluids where precise dosing and mixing are required.
Pharmaceutical Industry: Utilized for measuring the flow of pure water, alcohols, and other fluids critical for drug formulation and production.
Food and Beverage Industry: Used to measure liquid ingredients like water, oils, syrups, and flavorings in production lines.
HVAC Systems: Employed to measure the flow of water and other heat transfer fluids in heating, ventilation, and air conditioning systems.
Aerospace and Automotive Industries: Used for testing fuel and hydraulic systems, ensuring accurate measurements and control in critical applications.
Components of Turbine Flowmeter
Turbine blade: One of the core components of the turbine flow meter, the turbine blade is a set of rotating blades usually fixed on the shaft, installed in the channel through which the fluid flows. When the fluid passes through the channel, the turbine blades will be subjected to kinetic energy and rotate. The number and shape of the turbine blades may vary depending on the design of the meter.
Sensors: The sensors built into the turbine flow meter are usually magnetic or photoelectric sensors that detect the rotation of the turbine blades. These sensors sense where the turbine blades are passing over them and generate an electrical signal.
Shaft: The turbine blades are attached to a shaft, which is responsible for transmitting the rotational motion of the turbine blades to the sensor for measurement.
Signal processor: The signals generated by the sensors are transmitted to the turbine flow meter’s signal processor. The signal processor records the rotational frequency of the turbine blades, usually in the form of a number of pulses or a voltage signal.
Display or output interface: Turbine flow meters are usually equipped with a display or digital output interface for displaying flow rate and flow data, or for transmitting data to an external monitoring system.
Housing and connections: Turbine flow meters are typically installed in a pipe or fluid path and have an external protective housing and connections to ensure fluid flow through the turbine blades and to protect the internal components.
Working principle of turbine flow meter
●Fluid flow through turbine blades: As a liquid or gaseous fluid passes through the pipe or flow channel of a turbine flow meter, the kinetic energy of the fluid is transferred to the turbine blades. The turbine blades are located in the channel through which the fluid flows and are usually fixed to a shaft.
●Rotates the turbine blades: the flow of fluid causes the turbine blades to begin to rotate. The higher the flow rate, the faster the turbine blades rotate. The rotation of the turbine blades is based on the principle of conservation of momentum, in which the kinetic energy of the fluid is converted into mechanical energy.
Turbine flow signal generation
●Sensors to detect turbine blade rotation: In turbine flow meters, one or more sensors, such as magnetic or photoelectric sensors, are usually included. These sensors are mounted inside the flow meter and are used to detect the rotation of the turbine blades. Each time the turbine blade rotates, the sensor detects a signal or pulse.
●Conversion to electrical signals: The signals generated by the sensors are usually output in the form of electrical signals, which can be a number of pulses or voltage signals. The frequency of these signals is proportional to the speed of rotation of the turbine blades.
Turbine flow meter accuracy
●Flow rate calculation: By measuring the rotational frequency of the turbine blades, the turbine flow meter can calculate the flow rate of the fluid. The flow rate is proportional to the rotational frequency of the turbine blades. ●The following formula is commonly used for flow rate calculations: Flow Rate (V) = K × f, where V is the flow rate, K is the coefficient of the flow meter, and f is the frequency of the sensor output.
●Flow calculation: Once the flow rate has been determined, the flow rate can be calculated by multiplying the flow rate by the cross-sectional area of the pipe. Flow (Q) = V × A, where Q denotes the flow rate, V is the flow velocity, and A is the cross-sectional area of the pipe.
Installation notes
●Straight pipe sections: Sufficient straight pipe sections are required upstream and downstream of the turbine flow meter to ensure stable fluid flow. Typically, it is recommended that a minimum of 5 times the pipe diameter be required upstream of the turbine flow meter and 2 times downstream.
●Horizontal installation: Turbine flow meters should normally be installed horizontally to ensure accurate measurements. Vertical or angled installations may affect fluid flow and turbine vane rotation, which can affect measurement results.
●Avoid air pockets: Installation should avoid the formation of air pockets or bubbles in the fluid as this may interfere with the rotation of the turbine blades. Ensure that gas is vented from the piping or avoid the formation of air pockets.
●Support and securing: Turbine flow meters need to be properly supported and secured to minimize the effects of vibration and mechanical shock on them. Use appropriate supports and fixings to ensure the stability of the meter.
●Avoid twisting and stressing: Avoid excessive twisting or stressing of the meter body during installation to prevent distortion and affect measurements.
Common accessories
●Filter: Installing a filter prevents solid particles from entering the turbine flow meter, which reduces wear and tear on the turbine blades and measurement accuracy.
●Temperature and pressure sensors: Temperature and pressure sensors can be used to monitor the temperature and pressure of the fluid to make corrections or calibrations to ensure accurate measurements.
●Calibration devices: Periodic calibration is critical to ensure the accuracy of the turbine flow meter. Calibration devices are used to perform periodic calibration and verification.
●Signal converters: Signal converters convert the pulsed signals generated by the turbine flow meter into a standard current or voltage output for connection to a monitoring system or data logging device.
●Remote Communication Interface: If flow data needs to be transmitted to a remote monitoring system, the turbine flow meter usually needs to be equipped with an appropriate communication interface.
●Hoods: Hoods can be used to protect the turbine flow meter enclosure from harsh environments or external conditions.
Maintenance and Calibration
Regular Cleaning
Periodically inspect and clean the turbine, as debris buildup or scaling can impede rotation.
If the flow meter is used in processes prone to sedimentation, schedule frequent cleanings to avoid measurement drift.
Calibration Procedures
Turbine flow meters should be calibrated at least once per year, depending on usage frequency and industry regulations.
Calibration can be done using a comparison method with a certified reference meter or by performing on-site verification with a known fluid volume.
Wear and Tear Inspection
Inspect turbine blades and bearings for signs of wear or deformation, as these components experience frictional forces over time.
FAQ
As one of the leading turbine flowmeter manufacturers and suppliers in China, we warmly welcome you to wholesale cheap turbine flowmeter in stock here from our factory. All customized products are with high quality and competitive price.
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