Opening Hours : Providing solution design within 24 hours

Call Now

0086-21-58385887

air flow measurement

  • Home
  • air flow measurement

Mass Air flow Sensor (MAF): how it works, symptoms ...

Dec 15, 2018 · A contaminated or failed mass air flow sensor cannot measure the amount of air flow correctly. This causes the engine computer to miscalculate the amount of injected fuel. As a result, a bad mass air flow sensor causes various driveability problems, including a no-start, stalling, lack of power and poor acceleration.

Get Price

Using a Peak Flow Meter to Manage Asthma - webmd

A peak flow meter is an inexpensive, portable, handheld device for those with asthma that is used to measure how well air moves out of your lungs. Measuring your peak flow using this meter is an ...

Get Price

Air Flow Meters | PCE Instruments

Air Flow Meters Here you will find air flow meters to measure air velocity and air pressure. Depending on the type of application, air flow meters a re made as hot-wire air flow meters or pocket weather flow meters, both of which can measure air velocity and air pressure. The results of measuring the air velocity can be stored in memory of the device depending on the model.

[PDF]Get Price

Flowmeters - Liquid Flow Meters - Grainger Industrial Supply

A liquid flow meter from Grainger can help easily monitor liquid flow rates for water, fuels, viscous fluids and more. Check out this selection to find flow meters that can handle petroleum products, nonpotable water and compatible chemicals for fuel-dispensing pumps and industrial flow measurement.

Get Price

Airflow Meters | Extech Instruments

Air Flow Meters. Extech is a go-to resource for thousands of airflow meter users around the world. Whether you are just learning how to measure air flow or you are an experienced HVAC technician, indoor air quality technician, or energy efficiency consultant, our meters provide air velocity and air volume flow readings as well as useful indoor air quality metrics.

Get Price

Air flow measurement - How to measure air velocity in a duct?

Air Flow Measurement Instruments: How Precise and Accurate? Calculating flow rates through ducts, pipes, hoods and stacks (collectively called ducts for our purposes), has never been difficult. The cross-sectional area of the duct is multiplied by the average air velocity to find the volume per time or flow rate. ... Measuring air flow with ...

Get Price

Airflow Measurements Ltd

AirPro® Air Velocity Instruments are rugged, compact, configurable and highly accurate measurement devices featuring a Velocity Meter (AP500), Mobile Application Software,user-defined Measurement Probes (VT-S, VT-A, VTH-S, VTH-A and TH-S) and Feature Sets (Basic, Advanced and Professional).

Get Price

Rosemount 3051SFA Annubar Flow Meter | Emerson US

The Rosemount 3051SFA Annubar Flow Meter is a no-equal solution with a patented, averaging pitot tube that delivers superior measurement accuracy over a wide flow range. This flow meter can measure multiple variables and is engineered with an integrated thermowell for temperature measurement.

Get Price

Flow meters | What is & How it Works | Omega Engineering

Flow Measurement in History Our interest in the measurement of air and water flow is timeless. Knowledge of the direction and velocity of air flow was essential information for all ancient navigators, and the ability to measure water flow was necessary for the fair distribution of water through the aqueducts of such early communities as the ...

Get Price

Flowmeters | Dwyer Instruments

Flow meters measure water, oil, gas or air flow rates. Applications include calculating required fill or drain times for tanks, water towers, backflow prvention, heat exchangers, and oil & gas equipment. In-Line In-line flowmeters are indicators for flow rate. Dwyer's flow meters are ideal for measurement of a range of compatible gases, oil, or ...

Get Price

Air Flow Measurement Instruments: How Precise and Accurate ...

Aug 29, 2018 · Air flow measurement instruments, anemometers, have been limited in the past by time. The newest microprocessor-based anemometers complete duct air flow measurement data collection accurately even before the patience of the HVAC tech wears out. How to Measure Velocity of Air.

Flow Measurement | Emerson US

Flow Measurement is the process of measuring fluid in your plant or industry. You can measure flow through a variety of different devices such as Coriolis, differential pressure, vortex, magnetic, ultrasonic, turbine and positive displacement meters.

Get Price

Flow measurement - Wikipedia

Flow measurement is the quantification of bulk fluid movement. Flow can be measured in a variety of ways. The common types of flowmeters with industrial applications are listed below: a) Obstruction type (differential pressure or variable area)

Get Price

Air Flow Measurement - an overview | ScienceDirect Topics

The flow meter allows dry air/gas flow analysis in a range of 0–300 mL/min and works with an electric voltage of +10 to −10 V. The flow meter is connected to a Datalogger, which transforms the electrical signal (volts) in ml/min with a calibration curve.

Get Price

Flow Meters, Flow Sensors, and Flow Analyzers - tsi

Leader in Flow Measurement Instrumentation. For half a century, TSI has earned the reputation as a leader in designing and manufacturing flow measurement instrumentation. TSI mass flow meters and mass flow sensors for gases are used worldwide in laboratory and manufacturing settings, plus embedded applications. Our flow meters and embedded flow ...

Get Price

Flow Measurement | Emerson US

Flow Measurement is the process of measuring fluid in your plant or industry. You can measure flow through a variety of different devices such as Coriolis, differential pressure, vortex, magnetic, ultrasonic, turbine and positive displacement meters.

Get Price

Simple Methods for Measuring Air Flow - GreenBuildingAdvisor

Jan 23, 2015 · To commission a ventilation system or a forced-air heating system, or to troubleshoot problems with these systems, it's essential to be able to measure the rate of air flow through registers and grilles. Most home performance contractors measure air flow with a flow hood.

Get Price

Basics of Airflow - achrnews

Jan 22, 2007 · Since the air pressure in a duct directly affects the flow of air, measuring the air pressure is important. Air pressure in a tire is measured in psi (pounds per square inch). Air pressure in a duct is measured in inches water gauge (inches wg). Both psi and inches wg measure the same thing - the amount of pressure on a given amount of area.

Get Price

Flowmeters | Parker NA

For more than 30 years our customers have relied on Parker flowmeters for accurate and efficient measurement of the linear, nonlinear, mass or volumetric flow rate of a liquid or a gas. Parker offers variable area, dental and PFA/PTFE flowmeters, along with interchangeable flow tube assemblies for applications requiring precise measurement.

Get Price

Low Cost Compressed Air Meter - Flow Meters

CDI 5200 flowmeters make localized metering of air usage a practical way to manage a compressed-air system. Thermal-dispersion mass-flow technology gives the meter sensitivity to low leakage flows, while an innovative mounting design makes it easy to install.

Get Price

Airflow quick reference guide - Support.Fluke

Calculating Air Flow with density correction Correcting for standard cfm SCFM = ACFM(530/(460+T act))(P act/29.92) SCFM = standard flow rate ACFM = actual flow rate= measured flow rate T act = measured dry bulb temperature of the actual airstream, °F P act = absolute pressure of the actual airstream, in. Hg Correcting for actual cfm ACFM ...

Get Price