Products/Services for Annubar Calculation

Math Calculation Software  (38 companies)Math calculation software is used to perform mathematical calculations. These programs provide general core calculations as well as graphical analysis that can be used in science, engineering and technology. Math calculation software is used... Learn More

Computational Fluid Dynamics Software (CFD)  (85 companies)Computational fluid dynamics software (CFD) is used for the calculation of flow parameters in fluids, and for the design and simulation of the behavior of fluidic systems. CFD is also used to simulate fluid mechanics. Computational fluid dynamics... Learn More

CPU Chips  (57 companies)CPU chips or central processing unit chips are used in digital computers and are the semiconductor component where most calculations take place. Specifications. Specifications include clock speed, internal register size, data input/output (I/O) bus... Learn More

No Image AvailableDigital Counters  (191 companies)How to Select Digital Counters. Digital counters are electronic devices that perform a variety of counting functions. They may count single actions, provide totalizing, or perform other calculations. In addition to the number and type of functions... Search by Specification  Learn More

No Image AvailablePower Factor Correction (PFC) Products  (72 companies)Power factor correction (PFC) products are used to configure and correct the power factor in power systems. Learn More

Civil Engineering and Architectural Software  (132 companies)...elements. It provides architects with a toolset to design buildings, display measurements, perform stress calculations using finite element analysis, align 3D objects to a vector, and produce structural analysis data. Architects that specialize... Learn More

Flow Orifices and Flow Restrictors  (129 companies)Flow orifices and flow restrictors contain precisionmachined holes and filters or screens to restrict flow and reduce pressure. They are available as standalone devices and in kits, assemblies, restrictors, and restrictor valves. Search by Specification  Learn More

Antenna Design Software  (9 companies)...software include telecommunications and commercial satellites, military communication systems, and consumer products such as cars, radios, and television (TVs). Antenna designers use antenna software to perform complex calculations and postprocessing... Learn More

Hardness Testers  (237 companies)Hardness testers measure a material's resistance to indentation. This calculation is determined by measuring the permanent depth or projected area of the indentation. Hardness testers measure a materials' resistance to indentation. Hardness... Search by Specification  Learn More

Liquid Flow Meters  (599 companies)Liquid flow meters are used to measure the volumetric flow rate or amount of a moving liquid. Search by Specification  Learn More
Product News for Annubar Calculation

Micromeritics
Density Calculations on Small Amounts of Sample For those who have a need to analyze a very limited amount of material, Micromeritics' AccuPyc II 1340 1cm3 Gas Displacement Pycnometer performs fully automatic, highspeed, highprecision volume measurements and density calculations on a wide variety of powders and solids. The AccuPyc features improvements in design that allow the volume of small amounts of sample to be accurately detected and measured with enhanced reliability to within a fraction of a microliter. A novel manifold design... (read more)Browse Pycnometers Datasheets for Micromeritics 
IHS ESDU
Calculation of wingfuselagenacelle combinations Product Announcement from IHS ESDU – New. Aerodynamics. ESDU 13009. This methodology describes the construction of input files for the program ESDUpac A1309, which combines the prediction methods of three individual ESDU Data Items (ESDU 76015, ESDU 77012 and ESDU 78013) to evaluate the chordwise position of the aerodynamic centre of wingfuselagenacelle combinations at subsonic speeds. The nacelles can be mounted either on pylons below the wings of wingfuselage combinations of... (read more)Browse Modeling and Simulation Software Datasheets for IHS ESDU 
Ohio Semitronics, Inc.
MVTR & MCTR Transducers for true RMS Calculation Ohio Semitronics, Inc. (OSI), the leader in the manufacture of electrical sensors and transducers for industrial and military applications, now offers the MVTR and MCTR series of singlephase, RoHS compliant transducers for the measurement of voltage and current in applications requiring a true RMS calculation of the transducer input. Specifically designed to provide a costeffective, yet accurate solution that also reliably measures true RMS voltage and current in range of industrial... (read more)Browse Electrical Voltage Sensors Datasheets for Ohio Semitronics, Inc. 
BEI Kimco Magnetics
EasytoUse Calculation Tool for Linear Actuators BEI Kimco Magnetics Introduces EasytoUse Calculation Tool for Linear Voice Coil Actuator Selection. BEI Kimco Magnetics, a company of Custom Sensors & Technologies (CST), Inc., has introduced a convenient new tool to calculate the optimum Linear Voice Coil Actuator size for a given application. The new tool was designed to save customers time in determining the most suitable linear actuator by providing a quick and easy downloadable program from the company's web site. The new tool can... (read more)Browse Voice Coil Actuators and Motors Datasheets for BEI Kimco Magnetics 
E+E Elektronik Corp
Humidity calculator Uniquely, the humidity calculator also includes measurement uncertainties in the calculation. This is helpful for obtaining realistic and reliable overall uncertainties based on the specification of the measuring device. The simple and intuitive operation of the humidity calculator facilitates the work. The resulting humidity measurements are displayed immediately, subject to changing ambient conditions. Simulations and calculations can be copied from the humidity calculator to Excel... (read more) 
IHS ESDU
ESDU 74029  Fluid Mechanics in Straight Pipes ESDU 74029 gives methods of applying the friction factor data of ESDU 66027 to the case of isothermal or adiabatic flow of a gas. The procedure to be followed is indicated in each case by a calculation flowchart, and data are provided in graphical form for gas specific heat capacity ratios from 1 to 1.67 to assist in the calculations. A program of the method is provided (ESDUpac A7429). (read more)Browse Standards and Technical Documents Datasheets for IHS ESDU 
IHS ESDU
Design analysis methods for ducted flow systems IHS ESDU Product Announcement. Fluid Mechanics, Internal Flow. ESDU 03012: Computer Program for the calculation of mean value properties for nonuniform compressible flows. Design and performance analysis methods for ducted flow systems often involve an explicit or implicit assumption that the flow is uniform across a section. In practice, some degree of spatial nonuniformity is present in all real ducted flow systems and, consequently, it is often necessary to formulate a set... (read more)Browse Standards and Technical Documents Datasheets for IHS ESDU 
Rittal Corporation
Therm 6.0 Software for Enclosure Climate Control of many commonly installed electrical components, fully integrated air humidity calculation, variables encountered with bayed enclosure suites and even elevation above sea level are some of the indepth criteria Therm 6.0 can use to help users find the ideal climate control solution. Combined with the simultaneous selection of roof and wallmounted units (where applicable), the flexibility to output calculation results as HTML or XML documents and the ability to import prior calculations from Therm... (read more)Browse Enclosure Air Conditioners Datasheets for Rittal Corporation 
IHS ESDU
Transonic Aerodynamics Method to determine surface finish required to minimise local skin friction in the presence of a turbulent boundary layer. ESDU 12006 uses the Nikuradse criterion, with compressibility corrections, to determine the limiting surface roughness for an aerodynamically smooth surface in the presence of a turbulent boundary layer. The accompanying program gives the option of basing the calculation on local skinfriction coefficient and flow conditions (determined, for example, by using the VGK or VFP... (read more)Browse Standards and Technical Documents Datasheets for IHS ESDU 
Ramsey Products Corporation
Ramsey's Drive Selection Program Available Online! offers to adjust calculations and round chain specifications to the nearest integer for easier product ordering. Finally, the program displays a results summary page for the user's records and future inquiries. Also, the customer service team at Ramsey Products is only a short email or quick phone call away should any outside assistance be necessary. This new interface replaces the previous design that required users to download and install the program prior to using it. It is now easily accessible... (read more)
Conduct Research
...diagram of the Hunan Yiyang II Power Plant. The green line illustrates the combustion airflow in the plant. Source: Sierra Instruments. An Engineering Challenge. The original plan for Yiyang II was to again use annubartype flow meters to measure airflows, because this airflow measurement is common...
...project, the plant 's engineers needed to assess alternatives to an existing annubar flow meter. The existing annubar meter was located outside of the High Lift Building below a manhole connected to the plant 's underground discharge pipe. Whenever the plant staff faced issues with this meter...
More Information on: Annubar Calculation

Large scale steam flow test: Pressure drop data and calculated pressure loss coefficients
CALCULATED ANNUBAR MASS FLOWRATE .

Combined Silencers and UreaSCR Systems for HeavyDuty Diesel Vehicles for OEM and Retrofit Markets
The massflow in the exhaust was measured by means of a Mass ProBar™, which uses the annubar principle and calculates the massflow by compensating for the temperature variations in the exhaust.

Catalytic fabric filtration for simultaneous NO sub x and particulate control
Some difference between the flue gas flow rates calculated using the annubar and the orifice plate is still evident.

CO2 Capture by Absorption with Potassium Carbonate
The stripper CO2 flow calculation uses an annubar pressure drop flowmeter that gives the volumetric flow rate of the gas leaving the condenser.

http://dspace.mit.edu/bitstream/handle/1721.1/60583/EL_TR_1984_020.pdf?sequence=1
Flow was calculated using equations in the Annubar handbook [1]: .

Development of a Wetbased NDIR and Its Application to Onboard Emission Measurement System
(4) where, Qexh Exhaust gas flow rate[L/min] K Annubar coefficient N Unit conversion factor D Internal diameter of exhaust pipe[mm] Annubar coefficient(K) is calculated by a slope of Figure 6.

A comparative study of flow rate characteristics of an averaging Pitot tube type flow meter according to H parameters based on two kinds of differential pressu...
The other H parameter (HΔP2) which is used in a typical Annubar ® type flow meter was calculated based on the difference between upstream and downstream pressure at the developed flow meters.

Catalytic fabric filtration for simultaneous NO{sub x} and particulate control. Final report
The annubar differential and static pressures and the flue gas temperature downstream of the baghouse are used to calculate flue gas flow rates.

Cold Vacuum Drying Facility Stack Air Sampling System Qualification Tests
The GEMS performs a similar calculation, but with a conversion factor unique to the Dietrich Standard Annubar ™ installed in the stack; however, the actual stack temperature is factored into the calculation prior to display.

Simulation of a Turbocharged SIEngine with Two Software and Comparison with Measured Data
The intake air mass flow was measured with an Annubar [4] as well as calculated from fuel flow measurements (AVL fuel scale [5]) and lambda measurements (ETAS LA3 Broad band [6]).

Physical Properties of Mucuna (Velvet) Bean
With the airflow on, the pressure drop across the annubar was recorded and subsequently used to calculate airflow rate, and the pressure drop across the grain sample was determined.

Investigation of Regulated and NonRegulated Cold Start Emissions using a EURO3 SI Car as a Probe Vehicle under Real World Urban Driving Conditions
Figure 1 Schematic view of sampling and data logging system MASS EMISSION CALCULATION For the EURO 3 car, the exhaust flow rate in l/min was measured by annubar flow meter as part of the OBS system.

A WorkBased Window Method for Calculating InUse BrakeSpecific NOx Emissions of HeavyDuty Diesel Engines
Along with the temperature and absolute pressure of the exhaust gas and the pipe diameter, and a variety of parameters associated with the Annubar ®, the exhaust flow rate can be calculated .