Custody transfer ultrasonic gas flow meters are the cash registers of the companies. Portable ultrasonic clampon flowmeter krohne duration. High temperature and cryogenic versions, variants for high pressure and higher viscosities. From clampon devices to multipath inline flowmeters. Via a user friendly operator interface hmi the unit can be set up for a wide range of applications. In extreme cases this can be a problem for the operation of the ultrasonic gas flow meter. All applications are available for download as a pdf.
Content of the krohne verification procedure is as follows. Gr electromagnetic flowmeters and switches dwm 2000. Year ktohne establishment the va 40 variable area flowmeters are suitable for measuring liquids and gases the standardized device design is available with various connections that conform to standards. Krohne ultrasonic flowmeters i texas flow solutions. Vortex flow measurement of compressed air and free air delivery measurement.
The learning platform with lots of elearning courses is dedicated to people involved in process measurement that come into contact with different measurement principles on a daily basis, as well. Especially when operating at a high pressure differential, a pressure regulator may produce a high level of ultrasonic noise. The following symbols may appear in this manual or on the product. Ultrasonic flowmeter for custody transfer ct measurement of gases. For process and utility applications, energy and custody transfer ct measurements. Understanding diagnostic and expert systems in ultrasonic flow meters page 1 understanding diagnostic and expert systems in ultrasonic flow meters marcel j. This manual describes the operation of the altosonicv ultrasonic flow meter system and the handling of the data files.
Flow, level, temperature, pressure, process analytics. Krohne ultrasonic flowmeters are based on the timeofflight method. Krohne glass tube meters dk464748800 and metal tube meters dk323437 with integrated needle valve are the best fit solution for adjusting, measuring and monitoring min flow alarm in case of interruption the sample flow to all kind of process analysers. Krohne flowmeters krohne meters process instrumentation. Electromagnetic flowmeters and switches dwm 2000 for measuring and monitoring electrically conductive liquids, pastes and slurries 2 measuring principle if an electrical conductor is caused to move in a magnetic field, such movement induces a voltage u in the conductor.
Krohne technical support best prices stock service. Krohne optisonic 6300p ultrasonic flow meter datasheet pdf. All customers are provided with a webbased document and asset management portal, with instant access to certificates of calibration, asset information, and cal due reports. Krohne solution krohne recommended the optisonic 7300 biogas ultrasonic flowmeter in dn150 as ex version. For combination with ultrasonic, electromagnetic or coriolis mass flow signal. How accurate are ultrasonic flowmeters in practical. An ultrasonic flowmeter for custody transfer measurement of lng. It is the most accurate flow measurement device available and eliminates the need for flow straighteners. Krohne altometer introduced a five beam ultrasonic flowmeter, enabling an improved accuracy of the average flow measurement over the crosssection of the. The onsite verification tool for krohne electromagnetic and. Learn the functioning of ultrasonic flow meter explained in a very student friendly manner. Flow measurement values can be output via the standard analog andor pulsefrequency outputs.
Fundamentals of ultrasonic flow meters keven conrad and larry lynnworth panametrics, inc. Krohne academy online gives you direct access to the knowledge and vast experience of one of the leading suppliers in industrial process measurement. Nuclear 4 variable area flowmeter and transmitter ultrasonic feedwater flow transmitter. The flowmeters consists of a combination of one or two optisonic 6000 clampon sensors and one ufc 300 ultrasonic flow converter. Krohne introduces optisonic 8300 ultrasonic flowmeter for. If possible, avoid the installation of an ultrasonic gas flow meter in close vicinity to a pressure regulating valve. Badger meter programmable analog flow transmitters. Optisonic 3400 process controls and instrumentation. The overall functionality of the clampon flowmeter is the continuous measurement of actual volume flow, mass flow, flow speed, velocity of sound, gain, snr and diagnosis value. In 1994 our engineers developed the first straight tube coriolis flowmeter. In the present paper the focus is on the ultrasonic flowmeter and. Maintenance and service tools, flow computers and other accessories for flow measurement.
To open, read and print these files you may need to download the acrobat reader. American school of gas measurement technology v b a d l fundamentals of ultrasonic flow meters james w. Whether its measuring cooling water and demineralized water in power plants, controlling dosing and mixing processes in the chemical industry or measuring liquid hydrocarbons in the oil and gas industry, you can put your absolute trust in krohne ultrasonic flowmeters in any situation. New variable area flowmeter options for low flow measurement krohne introduces new options for low flow measurement with variable area flowmeters. When it comes to liquid and gas flow meter measurement. Flowmeter delivers highly repeatable, accurate measurement with maintenancefree operation. Krohne academy online web based training elearning. Refer to krohne group youtube channel to get some added information about ultrasonic flow meter. In this case, the conductor is the electrically conductive liquid. For years krohne has been a major supplier for ultrasonic inline process. For basic to very advanced process applications, ct measurements, hygienic applications and safety instrumented systems.
This video deals with the use and the benefits of the onsite verification tool opticheck. Measuring principle of ultrasonic flowmeters krohne. The new optisonic 6300 p flowmeter combines mobile, straightforward and quick liquid measurement with the proven precision and reliability of krohne. Measuring principle of ultrasonic flowmeters krohne youtube. Krohne is a worldleading manufacturer and supplier of solutions in industrial process instrumentation. In 2003 the first 3beam ultrasonic flowmeter for the proc. This document is provided to help you establish operating conditions, which will permit safe and efficient use of this device. For simple and costeffective flow measurement of gases or liquids without auxiliary. Optisonic 3400 liquid ultrasonic flowmeter instrumart. Optisonic 3400 by krohne ultrasonic flowmeter for liquids in. The ufm is a clampon, ultrasonic flowmeter that uses a multiple slope transit time algorithm to provide accurate flow measurements. The smartmeasurement alsonic dsppl is a portable transittime flow meter with clamp on transducers for noninvasive liquid measurement.
This article describes the difficulty to estimate influence quantities from the area of heat metering with two examples. The flowmeter is specially designed to measure biogas with a high co 2 content and small amounts of other gases like h 2 s and condensation water. Ultrasonic flow measurement of digester gas with a high co 2. A detailed description of the measurement process allows a realistic calculation of the measurement uncertainty. The device features integrated temperature measurement and can calculate methane content. Optisonic 3400 is a new true multipurpose flowmeter for liquids in all. The ufm 3030 ultrasonic flow meter is a precision instrument designed for linear, bidirectional flow measurement of liquids. Optisonic 3400 by krohne ultrasonic flowmeter for liquids in all industrial. If flow meters need to be returned to krohne, please note the information given on the last. This ultrasonic flow meter uses patented fine time measurement technology, making use of ultrasonic beams that can measure at picosecond time intervals. In 1961 we invented and marketed the first magflow meter. Krohne dk32 and dk34 variable area flowmeters wholesale, krohne suppliers alibaba. Optisonic 3400 is a new true multipurpose flowmeter for liquids in all industrial processes. Calibration data of a 16 altosonic v flowmeter with water at t18.
Ufm 3030 ultrasonic flow meter, comprising of a flow sensor, ufs 3000 and. Calibration data regarding the ultrasonic flow sensor primary ufp files. For all process and custody transfer ct applications. Krohne has developed an elevenpass ultrasonic flow transmitter for feedwater flow measurement.
Special considerations and precautions are also described in the document, which appear in the form of underneath icons. An ultrasonic beam of a given frequency is generated by applying a repetitive voltage pulse to. Comprehensive portfolio for gases, liquids and steam. For combination with ultrasonic, electromagnetic or coriolis mass flow signal converters. From costeffective mechanical indicators to very advanced flow instrumentation. Influence quantities, whether unknown or not taken into account, can have a significant influence on the result. Complete portfolio for volume flow, mass flow, density and concentration measurement. The optisonic 6300 p is intended for temporary flow measurement. Altosonic v12 optisonic v6 operation and installation. For the transport of natural gas, liquefying gas is.
1465 870 1495 745 1029 1491 569 1571 768 1473 193 657 1033 300 1619 1463 987 1097 1321 884 298 205 422 867 192 660 229 1036 998 936 1351 1174 927 1526 600 540 1239 250 1438 874 1079 830 745 411 499 1080 445 1171