Consider the following chemical mixing example Fig. below. Two process streams are mixed to produce one of the feeds for our chemical reactor. After mixing, the blended stream is fed to a heating vessel before being sent to the reactor. S Stream 3 (V₁= 30 L/min Mixing tee CA3 1 Stream 1 C₁=1 g/L. Vi=10 L/min C₂ CA T=l Cas To reactor Stream 2 C₁2-4 g/L V₂=20 L/min T-55°C Heater The process is running along at steady state. The concentration of A in stream 1 is 1 g/L and in stream 2 is 4 g/L. At 3:00 P.M. the shift changes at the plant. The new operator on our unit misreads the flowmeters for the process and switches the flow rates of the two streams. Stream 1 is switched to 20 L/min, and stream 2 is switched to 10 L/min. At 3:30 P.M. the shift supervisor hurries to the control room to determine the source of the problem now being experiencing with the reactor. 1. What was the net result of the operator's error on the concentration feed to the reactor? [1. Mathematical and scientific terms, 2. Theory in Engineering problems] 2. Given that the residence time of the heating vessel (Volume of tank/ Outlet flowrate) is 5 min. Predict the behaviour of this part of the process since the shift and the unfortunate error by the operator [1. Mathematical methods, 2. Calculations A] 3. Graphically illustrate the outlet concentration from reactor as a function of time [Statistical analysis] 4. Determine the steady state heat input required from the heater to the heating vessel [Calculations BI V=150 L
Consider the following chemical mixing example Fig. below. Two process streams are mixed to produce one of the feeds for our chemical reactor. After mixing, the blended stream is fed to a heating vessel before being sent to the reactor. S Stream 3 (V₁= 30 L/min Mixing tee CA3 1 Stream 1 C₁=1 g/L. Vi=10 L/min C₂ CA T=l Cas To reactor Stream 2 C₁2-4 g/L V₂=20 L/min T-55°C Heater The process is running along at steady state. The concentration of A in stream 1 is 1 g/L and in stream 2 is 4 g/L. At 3:00 P.M. the shift changes at the plant. The new operator on our unit misreads the flowmeters for the process and switches the flow rates of the two streams. Stream 1 is switched to 20 L/min, and stream 2 is switched to 10 L/min. At 3:30 P.M. the shift supervisor hurries to the control room to determine the source of the problem now being experiencing with the reactor. 1. What was the net result of the operator's error on the concentration feed to the reactor? [1. Mathematical and scientific terms, 2. Theory in Engineering problems] 2. Given that the residence time of the heating vessel (Volume of tank/ Outlet flowrate) is 5 min. Predict the behaviour of this part of the process since the shift and the unfortunate error by the operator [1. Mathematical methods, 2. Calculations A] 3. Graphically illustrate the outlet concentration from reactor as a function of time [Statistical analysis] 4. Determine the steady state heat input required from the heater to the heating vessel [Calculations BI V=150 L
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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![Question 1
Consider the following chemical mixing example Fig. below. Two process streams are
mixed to produce one of the feeds for our chemical reactor. After mixing, the blended
stream is fed to a heating vessel before being sent to the reactor.
S Stream 3
(V3= 30 L/min
Mixing tee
V
1
CA3
Stream 1
Cal=1 g/L
V₁=10 L/min
C. CA4
T=1
To reactor
Stream 2
C₁2-4 g/L
V₂=20 L/min
T₂-55°C
ooooo
Heater
The process is running along at steady state. The concentration of A in stream 1 is 1 g/L.
and in stream 2 is 4 g/L. At 3:00 P.M. the shift changes at the plant. The new operator on
our unit misreads the flowmeters for the process and switches the flow rates of the two
streams. Stream 1 is switched to 20 L/min, and stream 2 is switched to 10 L/min. At 3:30
P.M. the shift supervisor hurries to the control room to determine the source of the problem
now being experiencing with the reactor.
1. What was the net result of the operator's error on the concentration feed to the
reactor? [1. Mathematical and scientific terms, 2. Theory in Engineering
problems]
2. Given that the residence time of the heating vessel (Volume of tank/ Outlet flowrate)
is 5 min. Predict the behaviour of this part of the process since the shift and the
unfortunate error by the operator [1. Mathematical methods, 2. Calculations A]
3. Graphically illustrate the outlet concentration from reactor as a function of time
[Statistical analysis]
4. Determine the steady state heat input required from the heater to the heating vessel
[Calculations B]
5. Determine the transfer function of the reactor tank system that relates the output to
the input after the error had occurred. Given that a reversible reaction occurs: A
B [1. Mathematical methods, 2. Calculations]
V=150 L](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F26a4274f-c213-471b-881c-c238d124034a%2Ff3c25e47-8436-4929-9f4f-457991d40945%2F6tv8d9d_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Question 1
Consider the following chemical mixing example Fig. below. Two process streams are
mixed to produce one of the feeds for our chemical reactor. After mixing, the blended
stream is fed to a heating vessel before being sent to the reactor.
S Stream 3
(V3= 30 L/min
Mixing tee
V
1
CA3
Stream 1
Cal=1 g/L
V₁=10 L/min
C. CA4
T=1
To reactor
Stream 2
C₁2-4 g/L
V₂=20 L/min
T₂-55°C
ooooo
Heater
The process is running along at steady state. The concentration of A in stream 1 is 1 g/L.
and in stream 2 is 4 g/L. At 3:00 P.M. the shift changes at the plant. The new operator on
our unit misreads the flowmeters for the process and switches the flow rates of the two
streams. Stream 1 is switched to 20 L/min, and stream 2 is switched to 10 L/min. At 3:30
P.M. the shift supervisor hurries to the control room to determine the source of the problem
now being experiencing with the reactor.
1. What was the net result of the operator's error on the concentration feed to the
reactor? [1. Mathematical and scientific terms, 2. Theory in Engineering
problems]
2. Given that the residence time of the heating vessel (Volume of tank/ Outlet flowrate)
is 5 min. Predict the behaviour of this part of the process since the shift and the
unfortunate error by the operator [1. Mathematical methods, 2. Calculations A]
3. Graphically illustrate the outlet concentration from reactor as a function of time
[Statistical analysis]
4. Determine the steady state heat input required from the heater to the heating vessel
[Calculations B]
5. Determine the transfer function of the reactor tank system that relates the output to
the input after the error had occurred. Given that a reversible reaction occurs: A
B [1. Mathematical methods, 2. Calculations]
V=150 L
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