How does spring return pneumatic actuator work
10
Jun
Jun
More and more frequently, architectural fountains and interactive play fountains are designed in such a way that their regular operating mode includes changing water displays, which may or may not follow musical sequences, accompany image projections, etc. There are fewer and fewer static water fountains in which the pump unit works at full capacity from …
05
Jun
Jun
AC powered motors have “Duty Cycle” limitations.
03
Jun
Jun
Actuator does not react to electrical control signal
25
May
May
Kv value is the metric measure for the flow of a valve
24
May
May
The operating parts of a valve which are normally exposed to the process fluid are referred to as ‘valve trim’. Usually these parts are subject to wear and degradation and hence are replaceable. Usually parts like stem, disc or wedge, closure member, seating surface etc. are called as valve trim. The parts such as body, …
11
Mar
Mar
The waterway system is one of the more complex parts of the RV system, including how the water gets into the tank, how it gets to where we need it, such as the bathroom, sink, external shower and so on. Today, we will introduce an important detail that is easy overlooked by us — the …
09
Mar
Mar
COVNA utilizes the latest edition of SOLIDWORKS CAD and PRO/E system for valve design purposes. The system allows the Company to export drawings and datasheets to standard MS-Windows PC for an easy and accurate use by the various departments. To produce the valve, it will generally undertake procedures below: scrap metal, melting, elemental test, casting, …
19
Jan
Jan
COVNA announced on June 15, 2017 its decision to invest in a new valve technology center in Wenzhou, China. The groundbreaking ceremony for the new plant took place today. The new technology center will start operations in spring 2018 and will serve the local and global markets. “This is an exciting day for both COVNA …
17
Dec
Dec
On Dec. 15, 2018, COVNA Automation held the 12th Bumps & Valves Cooperation & Development Forum and Project Docking Meeting on the theme of “Accelerating Growth”. 500 representatives who dealts with the Water and Waste-water industries were invited. Mr. Bond, President of COVNA Automation, Ms. Teresa, Vice President of Global Sales & Marketing made speeches …