The flow meter is characterized by simple structure, high precision and easy installation and repair. Turbine flow meters for flow measurement of fuels, marine engine fuel monitoring, light fuel oil, thermal oil, solvents, tap and demineralised water as well as special models for refrigerants. The angular velocity of the rotor results in the generation of an electrical signal ac sine wave type in the pickup. Rockwin provides complete solutions for flow measurement applications. Aug, 2017 the basic operating principle of a magnetic flow meter construction in which the flowing liquid acts as a conductor is shown in fig. Hoffer oval gear positive displacement flow meters.
Flow meters can be returned for repair or overhaul and our certified, purposebuilt, inhouse calibration rigs enable most types of flow meter, including a turbine flow meter, to be recalibrated if required and a new calibration certificate issued. We provide fullservice maintenance, calibration and rebuilding of turbine flow meters at very competitive prices. Turbine flow meter installation and operation guide. Working principle of turbine flow meter linkedin slideshare. Install the flow meter with the flow arrow, etched on the exterior of the meter body, pointing in the direction of fluid flow.
Turbine flowmeters measure volumetric flow, where fluid passing through the meter body is measured by the mean velocity of the flowing fluid media. Fluid then passes through the turbine, causing the turbine to rotate at a speed proportional to fluid velocity. An orifice meter is basically a type of flow meter used to measure the rate of flow of liquid or gas, especially steam, using the differential pressure measurement principle. Practical aspects of turbine flow meters calibration and. Publishers pdf, also known as version of record includes final page. Turbine flow meter turbine flow meter is a type of measurement meter, which is use for measure of flow and provide exceptionally accurate and reliable digital outputs. These meters are used in multiple industries to reliably measure the velocity of a variety of liquids, gases and vapors. It is widely used for liquids which are not corrosive to stainless steel, and do not have fibre or particles. Turbine gas flow meter consists of turbine flow sensor and display instrument and it is made by us using foreign stateoftheart technologies, which is an ideal gauge for measuring of liquid.
The frequency at which the blades turn represents a given flow because each blade sweeps out a fixed volume of fluid. Operating principle fluid entering the meter first passes through an inlet flow. The hlwgy series turbine flow meters have a simple structure, high accuracy, good repetitiveness, fast response time and easy maintenance. The basic theory behind daniel liquid turbine meters is relatively simple. Series turbine meter, the included factory calibration will provide dependable and accurate flow information. The ftb1400 series turbine meter repair kit is designed for easy field service of a damaged flow meter, rather than replacing the entire flow meter see appendix b on page 12 for repair kit information. Turbine flow meter turbine flow meter is a type of measurement meter, which is use for measure of flow and provide exceptionally. Turbine flow meter working principle 2 flow measurement. With comparatively low pressure drop for inline meters, turbine flow meters deliver unprecedented accuracy. Woltman turbine meter wphmagnetic drive, dry type 40500 mm bermad waterworks heavy duty,particularly suited for high flow rates, turbobar wph water meters cover a very wide. They are used in industrial,waterworks,water distribution,water monitoring and agricultural applications.
Practical aspects of turbine flow meters calibration and uvc principles by. This guide is the basic reference tool for all onicon turbine flow meters. Jan 19, 2018 there are many types of turbine flow meter. Flow through the turbine meter is from left to right. Etl31502 turbine flowmeter turbine flowmeter designed to handle a wide variety of liquids at extreme pressures application the etl3 1502 flowmeter is a rugged, versatile meter that has been designed to meet the demanding applications associated with the oil and petrochemical industries. Introduction we, at onicon incorporated, would like to thank you for purchasing our quality, u. This familyowned business started out making variable.
Fluid flow through the meter impinges upon the turbine blades which are free to rotate. If you want to know more about how a turbine flow meter could help you, or you would like more. It is mainly used for robust applications as it is known for its durability and is very economical. A turbine flow meter is used for volumetric total flow andor flow rate measurement and has a relatively simple working principle. If the volumetric flow rate being moved through a meter remains constant, a change in flow area will produce a corresponding inverse response in fluid velocity. Turbine meters can consist of a single rotor or dual rotors. As each turbine blade passes through the magnetic field generated by the meters magnetic pickup, an. They are to be seen as first choice, subject to verification to cover the requirements of a particular application. Turbine flow meters are designed to maximize throughout and minimize pressure drop, maintain high flow rates over an extended flow range and offer pulse. Purge flow regulators, flow meters for solids flow measurement, crosscorrelation flow meter, vortex shedding flow meters, flow switches etc. In principle designing an axial turbine is easy, put a propeller in a tube.
With comparatively low pressure drop for inline meters, turbine flow meters deliver unprecedented. Although designed to measure volumetric flow, a turbine meter responds to the. Total flow value kept for 10 years after power off. Turbine gas flow meter consists of turbine flow sensor and display instrument and it is made by us using foreign stateoftheart technologies, which is an ideal gauge for measuring of liquid flow. This includes working on other companies equipment, and custom. Fluid then passes through the turbine, causing the. However, turbine meters are not functionally consistent throughout the full flow range of the meter.
In hydrodynamics, he outlined the basic principles of the conservation of energy for. Check the internals of the flow meter for any foreign material. Turbine flow meters use the mechanical energy of the liquid to rotate a rotor in the flow stream. The rotational speed of the rotor is directly proportional to the velocity of the fluid travelling. Turbine flow meter working principle 2 free download as pdf file. Flow meters can be returned for repair or overhaul and our certified, purposebuilt, inhouse calibration rigs enable most types of flow meter, including a turbine flow meter, to be re. Shown is a dual rotor meter with its casing removed and a single rotor meter with casing and a magnetic pickoff to record the rotors frequency. Operating principle page 2 trbds081en06 september 2018 operating principle fluid entering the meter first passes through an inlet flow straightener that reduces its turbulent flow. Also, check fluid lines and remove any debris found. As our valued customer, our commitment to you is to provide fast reliable service and.
Thermal mass flow meters work by measuring the amount of h eat transfer a gas prod uce s as it flows past a heati ng element. Turbine flow meter axial turbine meter smartmeasurement. Turbine flow meter manual 05 07211 518 page 4 section 1. Since the turbine meter infers volume as a function of. Turbine flow meter installation and operation guide onicon. The volume of gas passed through the meter, at the operating pressure and temperature, is. Turbine flow meters flow metering technologies flowquip. Turbine flow meter working principle turbine meters are simple to operate and maintain, and in service worldwide as a reliable, costeffective method for achieving accurate flow. All badger meter top load turbine flow meters use stainless steel construction materials. Turbine flow meter manual 0514 072 518 page 4 section 1.
Pdf design and fabrication of a turbine flow meter researchgate. Pdf in the modern age of industrialization measuring the flow of fluid in an industry is a major issue for. The working principle construction, calibration etc. B142 turbine flow meter kfactor the kfactor represents the number of output pulses transmitted per gallon of fluid passing through the turbine meter. Woltman turbine meter wphmagnetic drive, dry type 40500 mm bermad waterworks heavy duty,particularly suited for high flow rates, turbobar wph water meters cover a very wide flow range. A turbine flow meter is less accurate at low flow rates due to rotorbearing drag that slows the rotor. Turbine flow meter working principle instrumentationtools. Turbine flow meter is a volumetric measuring turbine type. Flow impinging upon the angular blade causes the rotor to spin at an angular velocity proportional to flow rate. Rockwin manufactures flowmetering equipments suitable for measuring liquids like water, viscous oils, hydraulic oils. Please notify the onicon customer service department if any documents are. The rotational speed of the rotor is directly proportional to the velocity of the fluid travelling through the meter. The hlwgy series turbine flow meters have a simple structure, high accuracy, good repetitiveness, fast. Turbine meters, both conventional and helical types, fall in the latter category along with coriolis mass meters and ultrasonic meters.
Make sure the turbine rotor spins freely prior to installation. Nov, 2016 turbine flowmeters use the mechanical energy of the fluid to rotate a pinwheel rotor in the flow stream. Care should be taken when operating these flowmeters above approximately 5 percent of maximum flow. Modified flow straighteners for enhanced fluid dynamics. Working principle of vortex flow meter vortex meters can be used for a wide range of fluids, i. We provide best solutions that will meet the extreme conditions. The working principles and design of turbine flow meters are well documented. The flowing fluid engages the rotor causing it to rotate at an angular velocity proportional to the fluid flow rate. Operating principle fluid entering the meter first passes through an inlet flow straightener that reduces its turbulent flow pattern. In industry axial turbine flow meters are used to measure volume flows of gases and. That is, if the flow area decreases, the flow velocity must increase to maintain the same volumetric flow rate and viceversa. Turbine flow meter principle based on flowing fluid engages the rotor causing it to rotate at an angular velocity proportional to the fluid flow rate. Based on the woltmann principle,the helical blades of. The more common ones are radial, multijet, pelton wheel or axial.
As fluid flows through the turbine meter, it impinges upon turbine blades that are free to rotate about an axis along the center line of the turbine housing. Turbine flowmeters use the mechanical energy of the fluid to rotate a pinwheel rotor in the flow stream. Magnetic flow meter construction principle advantages. The basic operating principle of a magnetic flow meter construction in which the flowing liquid acts as a conductor is shown in fig. Blades on the rotor are angled to transform energy from the flow stream into. Measuring or working principle of turbine flow meter youtube. The volume of gas passed through the meter, at the operating pressure and temperature, is indicated on a counter in units of volume cuf or m3. The rotations are measured and calculated to provide a proportional measurement relative to flow rate. The custody transfer series flowmeters are designed to provide high accuracy liquid flow measurement under exacting conditions encountered in oil petroleum industry. Oct 03, 2015 an orifice meter is basically a type of flow meter used to measure the rate of flow of liquid or gas, especially steam, using the differential pressure measurement principle. Jul 22, 2016 measuring or working principle of turbine flow meter in my previous video i told about the vortex flow meter, and in todays video i want to tell about the measuring or working principle of. This familyowned business started out making variable flow switches for the automotive industry and today services concrete, defense, chemical processing, mining, wastewater, energy, electronics, laboratories, medical, and many other industries.
Measuring or working principle of turbine flow meter in my previous video i told about the vortex flow meter, and in todays video i want to tell about the measuring or working. Turbine flow meter consists of turbine flow sensor and display instrument and it is made by us using foreign stateoftheart technologies, which is an ideal gauge for measuring of liquid flow. Mar 10, 2016 working principle of turbine flow meter 1. The volume registered can be converted to a reference volume by application of a volume integrator. In many applications it is advantageous to size the meter based on flow to improve the effective turndown. Historically, turbine flow meters figure 1 were preferred for clean, filtered, low viscosity fluids. It is a closely held company owned and operated by erik and lars rosaen.
A turbine flow meter should not be operated at high velocity because premature bearing wear andor damage can occur. The instromet x turbine meter is an integrating flow meter for the measurement of gases. Oval gear flow meter is a target word count accumulated round devices and light devices to zero volume flow meter is widely used in various industrial areas of the liquid flow control. Working principle of vortex flow meter instrumentationtools.
Oval gear flow meter is a target word count accumulated round devices and light devices to zero volume flow meter is widely used in various industrial areas of the liquid flow control, applicable to all types of liquid measurements, such as crude oil, diesel, petrol and so on, with great range and high precision, convenient use and maintenance of the characteristics of different materials. Turbine flow meter use a freespinning turbine wheel to measure fluid velocity, much like a miniature windmill installed in the flow stream. As the name implies, it consists of an orifice plate which is the basic. Turbine flow meter working principle turbine meters are simple to operate and maintain, and in service worldwide as a reliable, costeffective method for achieving accurate flow measurement. Turbine flow meters have been used to measure fluid flow for a wide variety of. The length l is the distance between the electrodes and equals the pipe diameter. It consists of a flow tube with end connections and a magnetic multi bladed free spinning rotor impeller mounted inside. The output frequency is used to represent flow rate andor totalization of fluid passing through the turbine flow meter. Operating principle page 2 trbds081en06 september 2018 operating principle fluid entering the meter first passes through an inlet flow straightener that reduces its turbulent flow pattern. The forward and rear suspension act as flow guides, ensuring fluid motion through the meter is parallel to the meter s centerline. In principle for steady flow the meter factor k of a specific meter. Turbine meters measure flow using the mechanical energy of the fluid or gas to rotate a turbine rotor within the flow stream inside the meter. Etl31502 turbine flowmeter turbine flowmeter designed to handle a wide variety of liquids at extreme pressures application the etl3 1502 flowmeter is a rugged, versatile meter that has.
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