Products/Services for Annubar Calculation

Math Calculation Software  (41 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...Show More

Computational Fluid Dynamics Software (CFD)  (84 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...Show 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...Show More

Digital Counters  (195 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...Show More

Civil Engineering and Architectural Software  (126 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...Show More

Antenna Design Software  (10 companies)...telecommunications and commercial satellites. military communication systems. consumer products such as cars, radios, and television (TVs). Antenna designers use antenna software to perform complex calculations and postprocessing routines such as near field plots...Show More

Hardness Testers  (246 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 material's resistance to indentation. Hardness...Show More

Flow Meters  (1656 companies)Flow meters (flowmeters) and flow sensors are devices used for measuring the flow rate or quantity of a moving fluid or gas.Show More

Flow Orifices and Flow Restrictors  (127 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.Show More

Power Factor Correction (PFC) Products  (78 companies)Power factor correction (PFC) products are used to configure and correct the power factor in power systems.Show More
Product News

A.H. Systems Inc.
VSWR and Return loss calculations Voltage Standing Wave Ratio  Is the ratio of the maximum to minimum amplitude (or the voltage or current) of the corresponding field components appearing on a line that feeds an antenna. (read more)Browse Antennas Datasheets for A.H. Systems Inc. 
Pittsburgh Corning (FOAMGLAS® insulation)
FOAMGLAS® INSULATION Thickness Calculations is buried, in a culvert or on a roof top? These are just a few of the many things that must be considered, and having such a wide range of parameters means that insulation thickness calculations cannot be made reliably without expert assistance. Fortunately, Pittsburgh Corning has developed a unique range of tailored insulation thickness calculation programs, unrivalled in the industry. Estimates of insulation thickness can be made using online tools, but these programs may not take into account... (read more) 
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 mediumtohigh... (read more)Browse Modeling and Simulation Software Datasheets for IHS ESDU 
IHS BRE Press
Conventions for Uvalue calculations (BR 443) ISBN: 9781860819247. Author: B Anderson. Publications date: 12 July 2006. Learn how to calculate Uvalues for different construction elements: roofs, walls, floors, basements, windows and doors using data relevant to typical UK constructions. Particular guidance is given on thermal conductivity of materials, and on various issues commonly arising when calculating Uvalues and how they apply to different construction types. Features & benefits: indicates the methods of calculation... (read more)Browse Technical Books Datasheets for IHS BRE Press 
NACE International
Math for the Coatings Professional eCourse Here's your digital crib sheet: NACE's Math for the Coatings Professional eCourse. In this short online course, get a refresher on imperial or metric units and cover:  Math principles (decimals, fractions, percentages, exponents, order of operations).  Basic Coating Calculations (sq. footage, volume).  Advanced Coating Calculations (theoretical and practical coverage, DFT, WFT, adding thinner).  Onthejob Calculations Upon successful completion, receive a printable certificate... (read more) 
Vaisala
Humidity Calculator Online/Offline Conversions Humidity calculations and conversions made easy  online, offline and on the go. Page Content. The free Vaisala Humidity Calculator allows you to calculate several humidity parameters from one known value. Make unit conversions on the fly, and see the effects of changing ambient conditions, like temperature and pressure. Humidity Calculator makes complex manual calculations and conversions a thing of the past. The tool includes calculation and conversion for: * relative humidity. * dew point... (read more)Browse Hygrometers and Humidity Measurement Instruments Datasheets for Vaisala 
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
Response of Structures to atmospheric turbulence Data Item 92036 with Software. Wind Engineering. This document introduces Computer Programs A9236 and B9236 for the calculation of response of The first program is based on ESDU 87035 (Calculation methods for alongwind loading. Part 2. Response of linelike structures to atmospheric turbulence) and ESDU 88019 (Calculation methods for alongwind loading. Part 3. Response of buildings and platelife structures to atmospheric turbulence. The second is based on ESDU 89049 (Response of structures... (read more)Browse Standards and Technical Documents Datasheets for IHS ESDU 
Pyromation, Inc.
Thermowell Design Evaluator ASME PTC 19.3 TW2010, the U.S. standard for evaluating the mechanical design of a thermowell used in a broad range of applications, was updated in 2010 to include a greater number of thermowell and process variables. Sometimes referred to as "Wake Frequency Calculation", the revision incorporates new elements for evaluating thermowell constructions that will reduce the chance of vibration and stress damage to the vessel, as well as avoid vibration damage to the temperature sensor it protects... (read more)Browse Thermowells Datasheets for Pyromation, Inc. 
Voltage Multipliers, Inc.
3 Ways High Voltage Rectifiers Simplify Design VMI manfactures high voltage stacks that can withstand 2.5kV up to 45kV. These are axialleaded, encapsulated devices featuring two current ratings, and several speeds. The SPJs reduce component count, reduce the number of required interconnections, and reduce board layout calculations. (read more)

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

ISA CSE TECH REF HANDBOOK  Control Systems Engineer Technical Reference Handbook
Pitot/ Annubar Sizing Calculation Liquid: .

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.

The Dissertation Committee for Eric Chen Certifies that this is the approved
version of the following dissertation:
Carbon Dioxide Absorption into Piperazine P...
The CO2 gas flow was based on the measurements of CO2 gas concentration, the gas flow rate measured by the annubar , and the calculated water content.

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.

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.