With discussions about utility billing and new water meters, there has also been a lot of talk about meter accuracy but little explanation about how this is tested. Utilities Director Jerry Walters ...

In order to understand the benefits and drawbacks of the melt-flow-rate (MFR) test completely, it is essential to know something about how the test is carried out. The methodology is included in ASTM ...

Variable frequency drives (VFDs), also known as variable speed drives (VSDs), are used to modulate the speed of motors in various applications, from hydronic water pumping to VAV fan units to vacuum ...

A flow rate test is used to work out the melt flow rate (MFR) of a thermoplastic material. According to ASTM 1238, “Method A” test involves the collection of extrudate from the die over a set period ...

Optimizing any cooling plant for minimal energy consumption is a demanding science. In many cases, minimizing chiller plant energy consumption requires modifications to the plant design, including ...

Water supply and delivery of it to burning solid fuels evolved from buckets to booster tanks, with the delivery using hose and nozzles. This definitely enhanced the capability to deliver more water ...