2012年4月8日星期日

How to choose the best Vortex flow meters

Vortex flow meters were first introduced in the 1970s to cater to industrial needs. From then on the market has grown, but not as spectacularly as ultrasonic flow meters or magnetic flow meters in terms of market size. These flow meters work on the principle called the von Kármán Effect. This principle is concerned with the behavior of fluids when an obstacle is placed in the direction of flow. It has been observed that under the right conditions, the obstacle’s presence Watches actually generates a series of vortices called the Kármán Vortex Street. This phenomenon has been observed in liquids, steam, and gas, and in other diverse conditions like cloud layers while passing an island and white water rapids. Calculating the flowAccording to experts, in a vortex flow meter, the obstacle is an object with a broad but flat front end known as a bluff body. The bluff body is mounted at right angles to the flow stream and the velocity of the flow is directly proportional to the frequency with which the vortices are formed. You can calculate the rate of flow by calculating the area of the pipe and multiplying it by the Replica Corum Watches number of vortices generated. There are different kinds of techniques used to detect a vortex. A vast Breitling majority of the vortex flow Replica Technomarine Watches meters use piezoelectric sensors, while some use a capacitive sensor. A few of the vortex flow meters use an ultrasonic sensor to detect the presence of a vortex. Types of Vortex flow metersEssentially, there are three types ofvortex flow meters. These include multivariable, smart or single variable, and conventional vortex flow meters. These flow meters are segmented based on the fluid type: liquid, gas, saturated steam or super heated steam. Additionally, there are vortex flow meters that are segmented according to sensing technology, like piezoelectric vortex flow meters, ultrasonic vortex flow meters and conventional vortex flow meters. Choosing the best Vortex flow metersVortex flow meters are used mostly in the process industry, though they are also used in other utility applications. Some of the industries where vortex flow meters are used include oil and gas, food and beverage, chemicals, pharmaceuticals, water and other commercial utility industries. So, if you are looking for the best vortex flow meters, you will have to first determine your application needs and then Omega Watches determine the most suitable type for meeting those needs.

没有评论:

发表评论