What is direct digital control (DDC), and why is it no longer used in industrial process control

Question:

What is direct digital control (DDC), and why is it no longer used in industrial process control applications?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Automation Production Systems and Computer Integrated Manufacturing

ISBN: 978-0132393218

3rd edition

Authors: Mikell P.Groover

See More Books

Question Posted: Mar 09, 2016 06:58 AM

See More Questions

What is a digital signature? What does it tell a user?
Delhi is the second largest city in India, with a population of over 17 million. Located on the banks of the Yamuna River, Delhi was established in 1000 BC, making it one of the oldest cities in the...
In this exercise, we examine how resource hazards, control hazards, and Instruction Set Architecture (ISA) design can affect pipelined execution. Problems in this exercise refer to the following...
Ebbers Corporation overstated its ending inventory balance by $15,000 in the current year. What impact will this error have on cost of goods sold and gross profit in the current year and following...
a. Determine the placement of departments for a newly designed facility that will minimize total transportation costs using the data in the following tables. Assume that reverse distances are the...
Non-neutral industrial policies are more controversial, in the economic policy literature, compared to neutral industrial policies. Explain a neoclassical argument against non-neutral industrial...
Phone Screens and Computer Screens are two divisions operated as investment centres of Malta Ltd. Management wants to know which of the two earned the highest return on investment for the year ended...
Shown below in T-account format are the changes affecting the retained earnings of Brenner-Jude Corporation during 2011. At January 1, 2011, the corporation had outstanding 105 million common shares,...
You are a Human Resource Manager, and your company is expanding globally to Japan from the US. You have been tasked to create a presentation to present to the Executive Leadership Team that reviews...
Gary Hudson was born and raised in Pensacola, Florida. He obtained his bachelors degree in business from Florida State University, where he enrolled in the NROTC (Naval Reserve Officers Training...
What is computer process monitoring?
What is the open architecture philosophy in control systems design?
(a) Calculate the work done in expanding a 2-mm-thick spherical shell from a diameter of 100 mm to 140 mm, where the shell is made of a material for which = 200 + 50e0.5 MPa. (b) Does your answer...
Suppose you invest $1,000 today, compounded quarterly, with the annual interest rate of 5%. What is your investment worth in one year?
FIFO inventory assumptions: Beginning inventory of 10 units @ $5 = $50 Purchases month #1 of 10 units @ $10 = $100 Purchases month #2 of 10 units @ $15 = $150 Cost of goods available for sale...
his is an interesting problem because you can infer so much from just two numbers. An airplane lands on a runway, and using its brakes it slows with uniform acceleration such that 2 5 seconds later...
Calculate WACC: WACC: Use CAPM Cost of Equity ( This is all the information given ) 3. Calculate WACC: Market value of equity: Market value of debt: Total Debt Weight: Equity Weight: Tax rate: WACC:...
You spend $1,000 using a new credit card. Your bank asks you to repay your debt via an annuity of 50 monthly payments, each of $50. What is the total cost (i.e., ignoring time value of money) of...
Solve each system of equations by sketching the graphs. Use the slope and the y-intercept or both intercepts. Estimate the result to the nearest 0.1 if necessary. 3x + 2y = 6 x - 3y = 3
Which of the companies has the lowest accounts receivable turnover in the year 20X2? a. Company A. b. Company B. c. Company C. d. CompanyD. 20X1 20X2 Credit Sales Average Receivables Balance $1.0...
Investigate the complexity of exact inference in general Bayesian networks: a. Prove that any 3-SAT problem can be reduced to exact inference in a Bayesian network constructed to represent the...
Consider the problem of generating a random sample Iron, a specified distribution on a single variable. You can assume that a random number generator is available that returns a random number...
The Markov blanket of a variable is defined. a. Prove that a variable is independent of all other variables in the network, given its Markov blanket. b. Derive Equation (14.11).
How would Stephanies investing decisions be affected if she were 35 years old? If she were 50 years old? Amount of Insurance Needed. Considering the information in the previous problem, how much life...
Jamie Lee and Ross have been hearing many stories recently about acquaintances who are passing away without leaving a will, which made Jamie Lee and Ross anxious to review their estate plan with an...
What are the companys top risks, how severe is their impact and how likely are they to occur?

What is direct digital control (DDC), and why is it no longer used in industrial process control

Question:

Step by Step Answer:

DDC is a computer process control system in which certain ...View the full answer

Automation Production Systems and Computer Integrated Manufacturing

Students also viewed these Computer Sciences questions