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2. Testing, adjusting, balancing - Wikipedia

   en.wikipedia.org/wiki/Testing,_adjusting,_balancing

   In heating, ventilation, and air conditioning (HVAC), testing, adjusting and balancing (TAB) are the three major steps used to achieve proper operation of heating, ventilation, and air conditioning systems. TAB usually refers to commercial building construction and the specialized contractors who employ personnel that perform this service.

3. Commissioning (construction) - Wikipedia

   en.wikipedia.org/wiki/Commissioning_(construction)

   In construction, commissioning or commissioning process (often abbreviated Cx) [1] [2] [3] is an integrated, systematic process to ensure, that all building systems perform interactively according to the "Design Intent", through documented verification. The commissioning process establishes and documents the "Owner's Project Requirements (OPR ...

4. Shewhart individuals control chart - Wikipedia

   en.wikipedia.org/wiki/Shewhart_individuals...

   These limits reflect what the process will deliver without fundamental changes. [3]: 43 Points outside of these control limits are signals indicating that the process is not operating as consistently as possible; that some assignable cause has resulted in a change in the process. Similarly, runs of points on one side of the average line should ...

5. Control chart - Wikipedia

   en.wikipedia.org/wiki/Control_chart

   Control charts are graphical plots used in production control to determine whether quality and manufacturing processes are being controlled under stable conditions. (ISO 7870-1) [1] The hourly status is arranged on the graph, and the occurrence of abnormalities is judged based on the presence of data that differs from the conventional trend or deviates from the control limit line.

6. Air Movement and Control Association - Wikipedia

   en.wikipedia.org/wiki/Air_Movement_and_Control...

   ANSI/AMCA Standard 510 - Methods of Testing Heavy Duty Dampers for Rating establishes testing methods to be used in measuring the performance of dampers generally described as “custom design,” “heavy duty” or “severe service” normally used in applications where elevated temperature, erosion and/or corrosion conditions exist ...

7. Demand controlled ventilation - Wikipedia

   en.wikipedia.org/wiki/Demand_controlled_ventilation

   However, such spaces are not always fully occupied; in these cases, energy is wasted as the HVAC system processes more OA than is necessary for the space occupants. [3] Demand control ventilation is an attractive alternative to standard design in these situations because DCV systems only supply the outdoor airflow necessary to serve the ...