Refrigeration control valves for industrial refrigeration systems have been an important system component since the 1920s. When a control valve fails, the result can be as significant as a more costly ...

This three-way thermostatic bypass valve is designed to be used in either new or retrofit fin-tube baseboard installations to permit zone control of individual rooms using a non-electric thermostat, ...

The vendor was called to investigate. A little checking indicated the valve was being cycled by the control system between 0% and 10% open at a rate of 250,000 times a year. The very high cycle ...

vpdd = Δp (qmax) Δp (qmin) where: vpdd=valve pressure drop decay Δp (qmax)=valve pressure drop at maximun flow Δp (qmin)=valve pressure drop at minimun flow Using the vpdd calculation, the control ...

GM has filed a patent for a sequential twin-turbo system that uses a new bypass valve design said to optimize exhaust flow to the turbines of both turbochargers. GM Inside News discovered the new ...

Per previous GM Authority coverage, General Motors initiated Special Coverage N242454441 on November 26 th, 2024, covering transmission control valve body repairs for a 15-year/150,000-mile period ...