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2. Hydronic balancing - Wikipedia

   en.wikipedia.org/wiki/Hydronic_balancing

   Hydronic balancing, also called hydraulic balancing, is the process of optimizing the distribution of water in a building's hydronic heating or cooling system by equalizing the system pressure. In a balanced system every radiator is set to receive the proper amount of fluid in order to provide the intended indoor climate at optimum energy ...

3. Circulator pump - Wikipedia

   en.wikipedia.org/wiki/Circulator_pump

   A circulator pump for home use. A circulator pump or circulating pump is a specific type of pump used to circulate gases, liquids, or slurries in a closed circuit with small elevation changes. They are commonly found circulating water in a hydronic heating or cooling system.

4. Population equivalent - Wikipedia

   en.wikipedia.org/wiki/Population_equivalent

   For example, a commonly used definition used in Europe is: 1 PE equates to 60 gram of BOD per person per day, and it also equals 200 liters of sewage per day. [3] [4] [5] In the United States, a figure of 80 grams BOD per day is normally used. [6]: 171 If the base value is taken as 60 grams of BOD per person per day, then the equation to ...

5. Circulating water plant - Wikipedia

   en.wikipedia.org/wiki/Circulating_Water_Plant

   A circulating water plant or circulating water system is an arrangement of flow of water in fossil-fuel power station, chemical plants and in oil refineries. The system is required because various industrial process plants uses heat exchanger , and also for active fire protection measures.

6. Forced circulation boiler - Wikipedia

   en.wikipedia.org/wiki/Forced_circulation_boiler

   A forced circulation boiler is a boiler where a pump is used to circulate water inside the boiler. This differs from a natural circulation boiler which relies on current density to circulate water inside the boiler. In some forced circulation boilers, the water is circulated at twenty times the rate of evaporation. [1]

7. Zone valve - Wikipedia

   en.wikipedia.org/wiki/Zone_valve

   A zone valve is a specific type of valve used to control the flow of water or steam in a hydronic heating or cooling system.. In the interest of improving efficiency and occupant comfort, such systems are commonly divided up into multiple zones. [1]