For the past 15 years, pilot-operated safety relief valves (POSRVs) have effectively and reliably protected economizers on Section I power boilers in overpressure situations, working in tandem with ...

Many combined cycle power plants are being operated as peaker plants, rather than as baseload units. That can pose a problem for economizer safety valves. Pilot-operated safety valves offer several ...

THE 3DV TRIPLE DUTY VALVE includes a calibrated balance valve, a spring loaded check valve and a shut-off valve — all the valves needed to balance systems for smaller pump applications. It is ...