Viega North America announces the latest additions to its product portfolio, adding globe, wafer check and butterfly valves ...

These valves had the drawbacks that they cannot provide tight shutoff and cannot offer the more popular equal percentage flow characteristic. Another design solves such deficiencies (figure 3). Here, ...

similar to the throttle valve in most gasoline-powered cars. The butterfly vane rotates to vary the flow, turned by a small SG90 servo. A Wemos D1 Mini is used to run a pair of the valves ...

similar to the throttle valve in most gasoline-powered cars. The butterfly vane rotates to vary the flow, turned by a small SG90 servo. A Wemos D1 Mini is used to run a pair of the valves ...

Meanwhile, the mass air flow sensor and TPS send data to the ... linkage or an electronic by-wire connection. The butterfly valve mechanism inside the throttle body can get dirty over time since ...