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2. Thermostatic radiator valve - Wikipedia

   en.wikipedia.org/wiki/Thermostatic_radiator_valve

   A thermostatic radiator valve on position 2 (15–17 °C) Installed thermostatic radiator valve with the adjustment wheel removed A thermostatic radiator valve (TRV) is a self-regulating valve fitted to hot water heating system radiator, to control the temperature of a room by changing the flow of hot water to the radiator.

3. Category:Temperature control - Wikipedia

   en.wikipedia.org/wiki/Category:Temperature_control

   Thermostatic radiator valve; Thermowell; Time temperature indicator; W. Wax thermostatic element This page was last edited on 30 November 2020, at 06:57 ...

4. Hydronics - Wikipedia

   en.wikipedia.org/wiki/Hydronics

   The thermostatic valves close when they become hot; in the most common kind, the vapor pressure of a small amount of alcohol in the valve exerts the force to actuate the valve and prevent steam from leaving the radiator. When the valve cools, air enters the system to replace the condensing steam. Some more modern valves can be adjusted to allow ...

5. Thermostatic valve - Wikipedia

   en.wikipedia.org/wiki/Thermostatic_valve

   Thermostatic radiator valve; Thermostatic mixing valve; Thermal expansion valve This page was last edited on 4 March 2019, at 18:47 (UTC). Text is available under ...

6. Thermostat - Wikipedia

   en.wikipedia.org/wiki/Thermostat

   The illustration is the interior of a common two wire heat-only household thermostat, used to regulate a gas-fired heater via an electric gas valve. Similar mechanisms may also be used to control oil furnaces, boilers, boiler zone valves , electric attic fans, electric furnaces, electric baseboard heaters, and household appliances such as ...

7. Wax thermostatic element - Wikipedia

   en.wikipedia.org/wiki/Wax_thermostatic_element

   The wax thermostatic element was invented in 1934 by Sergius Vernet (1899–1968). [1] Its principal application is in automotive thermostats used in the engine cooling system. The first applications in the plumbing and heating industries were in Sweden (1970) and in Switzerland (1971).

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9. HVAC control system - Wikipedia

   en.wikipedia.org/wiki/HVAC_control_system

   HVAC (Heating, Ventilation and Air Conditioning) equipment needs a control system to regulate the operation of a heating and/or air conditioning system. [1] Usually a sensing device is used to compare the actual state (e.g. temperature) with a target state.