DEADBAND CONTROL OF PNEUMATIC CONTROL DEVICES
First Claim
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1. A method, comprising:
- generating with an electromechanical control device, mechanically coupled to a pneumatic controller, a plurality of setpoints for controlling the pneumatic controller within a specified deadband, wherein the plurality of setpoints comprises a heating setpoint and an cooling setpoint for the specified deadband for the pneumatic controller; and
varying a pressure of the pneumatic controller in response to the plurality of setpoints.
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Abstract
Apparatuses and methods of deadband setpoint control of pneumatic controllers are described.
72 Citations
20 Claims
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1. A method, comprising:
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generating with an electromechanical control device, mechanically coupled to a pneumatic controller, a plurality of setpoints for controlling the pneumatic controller within a specified deadband, wherein the plurality of setpoints comprises a heating setpoint and an cooling setpoint for the specified deadband for the pneumatic controller; and varying a pressure of the pneumatic controller in response to the plurality of setpoints. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. An apparatus, comprising:
an electromechanical control device to be mechanically coupled to a pneumatic controller, wherein the electromechanical control device comprises; a prime mover configured to apply a plurality of setpoint forces in response to a plurality of control signals, wherein the pneumatic controller varies a pressure of the pneumatic controller in response to the plurality of setpoint forces; and a deadband setpoint controller is configured to generate the plurality of control signals for controlling the pneumatic controller within a specified deadband in response to setpoint control data, wherein the plurality of setpoints comprise a heating setpoint and an cooling setpoint for the specified deadband, and wherein the pneumatic controller is configured to vary a pressure of the pneumatic controller in response to the plurality of setpoints. - View Dependent Claims (15, 16, 17)
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18. A deadband pneumatic thermostat, comprising:
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a pneumatic regulator section; and an electromechanical control section mechanically coupled to the pneumatic regulator section, the electromechanical control section comprising a deadband setpoint controller configured to generate a heating setpoint and a cooling setpoint of a deadband of the pneumatic regulator section, track an ambient temperature, and generate a mechanical output to adjust the pneumatic regulator section to maintain a neutral output pressure when the ambient temperature is within the deadband. - View Dependent Claims (19, 20)
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Specification