modern control technology

... distributed computer control. DDC See direct digital control. digital control system A control system where the controller is a digital circuit, typ- ically a computer. direct digital control An approach ... three controllers) Local process 2 Local process 3 (c) Distributed computer control using local controllers Local process 1 Controller Controller Controller Local process 2 L...

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Ngày tải lên: 05/01/2014, 11:21

... Compliance with SCAQMD Rule 1118 Table 4-5 Control Technology Options for Flares Table 5-1 Emission Inventory for Equipment Leaks Table 5-2 Control Technology Options for Fugitive Equipment ... Regulations Table 6-3 Summary of Other State Regulations Table 6-4 Control Technology Options for Wastewater Treatment Assessment of Control Technology Options for Petroleum Ref...

Ngày tải lên: 05/03/2014, 11:20

... EPA-452/F-03-005 Air Pollution Control Technology Fact Sheet EPA-CICA Fact Sheet Cyclones 1 Name of Technology: Cyclones This type of technology is a part of the group of air pollution controls collectively ... smaller units controlling a waste stream with a low PM concentration will be more expensive (per unit volumetric flow rate and per quantity of pollutant controlled) than a larg...

Ngày tải lên: 15/03/2014, 20:20

... varied by the controller so as to affect the value of the controlled variable. Normally, the controlled variable is the output of the system. Control means measuring the value of the controlled ... -+ Closed-Loop Control Systems. Feedback control systems are often referred to as closed-loop control systems. In practice, the terms feedback control and closed-loop control ar...

Ngày tải lên: 01/04/2014, 11:05