= A x (t) + B utt), by d{ _-=-=-

Save this PDF as:
 WORD  PNG  TXT  JPG

Size: px
Start display at page:

Download "= A x (t) + B utt), by d{ _-=-=-"

Transcription

1 M.Tech. [ ] Degree Examination ndustrial Process nstrumentation First Semester COMPUTER CONTROL OF PROCESSES (Effective from the Admitted Batch of ) Time: 3 Hours Maximum marks: 100 Answer any FVE questions. All questions carry equal marks. 1. a) Explain the concept of state variable feedback with a block diagram and an example. b) The state equations of a linear time-invariant system are represented dx(t) = A x (t) + B utt), by d{ _-=-=- ~j Find the state transition matrix and characteristic equation when A= [: ~5] andb= [:] 2. Explain with a block diagram a computer based data acquisition system with alarm facility required for a process industry wherein 120 analog signals (each 4-20 ma) have to be logged. Give the details of the signal conditioning circuits and interfacing circuits also. 3. a) t is required to start motor A 5 minutes after START, button is pressed, motor B 10 minutes after motor A is started, and motor C 8 minutes after motor B is started. After one hour of combined operation, all the motors should be switched off simultaneously. Give the details of the PLC for this problem including ladder diagram. 1 [p.t.o]

2 24103 b) Explain why it is necessary to design a digital controller with all of its poles being positive. 4. a) Discuss the significance of (i) sampling time, and (ii) order of hold circuit on the design of digital controllers. b) Explain Kalman's digital control algorithm by means of an example. 5. a) Describe a method of tuning digital P++D controller. b) Explain with a block diagram a self tuning control system in which on-line system identification is used. 6. a) Discuss the merits and demerits of distributed control system over centralised control system. b) Explain the various functions carried out at the following levels of hierarchy in a Des: field level, area control level, plant control level and plant management level. 7. a) What is an industrial computer? List a few industrial computers available in the market. Describe the processing capabilities and other features of industrial computers. b) Explain how personal computers are used for quality control in a process industry. 8. Write short notes on the following: a) Cascade control b) Features of commercial DeS c) Analog and digital subsystems for process control computers [041S/201]

3 ~ [ M.Tech. Degree Examination ndustrial Process nstrumentation f. First Semester PROCESS DYNAMCS AND CONTROL (Effective from the admitted batch of ) Time: 3 Hours Maximum marks: 70, Answer any FVE question's. All questions carry equal marks.. ;y) Draw the block diagram of a generalized feedback control system and explain the function of each block. b) A steady heat flow occurs in 1/8 inch thick carbon steel plate with area of 2.0 sq.ft. The temperature drop is from 300 F to 160 F. Calculate the resistance, if thermal conductivity is 29 Btu/ft deg+hr". Derive the expression used to compute the resistance. -2.-a) Describe in detail, the process characteristics of.atypical.vthermal process" and its associated variables. b) Determine the effective time constant for a 2-tank inter-dependent system when the outlet from bottom of the first tank is connected to the bottom of the second and latter discharges to atmosphere, when the tank diameters are 6 ft and the levels are 10ft and 6 ft for a flow of3000 ftyhr., Q) a). Show that a liquid level system can be effectively controlled by using a proportional controller with zero effect for servo problem..l1) Draw schematic and describe how op-amps can be used to implement the proportional, integral and derivative modes of analog contro!. {J a). Describe how do you arrive for optimum controller settings in a rtae system. [p.t.o.}

4 D [ ~ n the Ziegler-Nichols method, the critical gain was found to be 4.2, and the critical period 'was 2.21 min. Find the standard settings for (i) propoltiona! mode control, (ii) P control and (iii) Pro control. <i) a) Explain the constructional details and operation of any two control valves. b) An equal percentage valve has a maximum flow of 50 cm 3 /sec and a minimum of2 cmt/sec. lfthe full travel is 3 em, find the flow at a 1 em opening. <, 6. a) Explain briefly the principjes of different types of pneumatic actuators. b) Explain how the saturation ofthe actuator affects the performance of a PD controller. Suggest one scheme for overcoming the problem. Explain its operation. 7. a) Describe the typical dynamic response 6f a controlled variable in an uncompensated feed-forward system. How is lead-lag compensation introduced into the system? b) Are the outer loops in the ~1RAC and STR configurations, offeed forward or feedback nature? 4) Describe the basic controls necessary in distillation process as case study... [09Yi19] -~ 2 r

5 u,'")' 0 \' y ) u.- -' Q t;o "..r ] M.Tech. Degree Examination ndustrial Process nstrumentation First Semester NDUSTRAL NSTRUMENTATON (Effective from the admitted batch 0[ ) Time: 3 Hours Maximum marks: 70 Answer any FVE questions. All questions carry equal marks. 0f,l What is force-balance principle? Differentiate the principle and performance of the following feedback methods in pressure measurement. (8) i) Force-balance and ii) Electrostatic feedback.l1) Explain the functioning of variable gap and variable dielectric type capacitive transducers. Explain suitable circuits for A.C. and D.C. operation. (6) 2. a) Mention the three pressure standards along with their pressure ranges. Describe a method of calibrating a pressure gauge of kg/ern- range.. (6) 31 Explain with a neat sketch, the working principle of a piezo electric pressure meter. What are the environmental effects that may introduce errors in measurements and how do you OVercomethem? (8), s, (:0 M' Describe the constructio~ and working principle of a magnetic flow meter. What are its limitations?. (7).9f Why is it recommended to have smaller taper angle for rotameters? Give the relative merits and demerits of variable lead and variable area flow meters. (7). [pto.] _..

6 1. ~ o afexplain r the installation detajl~ and working of a Doppler type ultrasonic flow meter. Mention its advantages over transit-time type flow meter.. (8)!2Y 1 Explain the principje of operation and applications of a vortex shedding type flow meter. (6) 5. a) Discuss a scheme of monitoring the flow in an oil pipe-line transporting different petroleum products along the same line at =-different times. Choose an appropriate transducer and signal conditioning circuitry and indicate the design procedure in detail and explain its operation. (8) b) Discuss the working principle of a Turbine type flow meter with a neat sketch. State its drawbacks. Explain the basic principle of ultrasonic radiation and microwave sensors for the measurement of liquid leyels. Describe anyone method with a neat schematic diagram. '" ',';, (8) b) Describe a capacitance method or-measurement of powder level in a'pharmaceutical industry. (6) 7, a) What is a local cell? Explain how do you measure static and dynamic forces using load cell. (8) b) Design a -strain gauge load cell of cantilever type capable of measuring a force of 5 N with an accuracy of 5% given that the gauge factor is 2, battery voltage 6 V, the cantilever is made of mild steel and the read out resolution is 10-2 V. (6) 8. Write short notes on the following: Ji1C pressure sensors, (3) b) NMR mass flow meter. (4) c) Hydraulic loadcell. (3) fidiaphragms and bellows for the measurement of levels, (4) 2 [09 1S/19]

7 / r M.Tech. Degree Examination ndustrial Process nstrumentation!first Semester TRANSDUCERS AND MEASUREMENTS (Effective from the admitted batchof ) Time: 3 Hours Maximum marks: 70 Answer any FNE questions. Allquestions carry equal marks. 1. a) Give the step response of a second order instrument and explain. (4) b? Elaborate on the static and dynamic characteristics of instruments. (4) c) A second order instrument is subjected to a sinusoidal input. Undamped natural frequency is 3 Hz and the damping ratio is 0.5. Caleulate the amplitude ratio and phase angle for an input frequency of2 Hz. (6) 2. a1 What are the effects of temperature changes on a strain gauge? How do you compensate for the effects? (6) b) Two active strain gauges are connected in series in one of the arms of a Wheatstone bridge network. The bridge is adjusted initially for balance. Assuming both the strain gauges are to be identical, derive the sensitivity of the bridge. Discuss the salient features of this arrangement. (8) 3. ~ Explain the basic principle of temperature measurement using thermocouple. What materials are used for construction of thermocouples? Discuss their properties. (8) b) A thermistor has a resistance of 3980 ohms at the ice point (O C) and 794 ohms at 50 C. Calculate the constants 'a' and 'b'. Calculate the range of resistance to be measured in case the temperature varies from 40 C to 100 C, (6) [pto.] : ; ~;;

8 { '. M What are piezo electric transducers? Explain the modes of operation of a piezo electric force transducer with a neat sketch. (8). b) A quartz piezo electric crystal having a thickness of 2 mm and ~ voltage sensitivity 0[0.055 V-mfN is subjected to a pressure of 1.5 MN/m 2 Calculate the voltage output. ffthe permittivity of quartz is 40.6 x J 0-12 Flm, calculate its charge sensitivity. (6) 5. a) Explain the pulse-cooling technique adopted in an industry to measure the temperature of a hot gas with necessary diagrams and equations. (8) b) Derive the necessary expression for the dynamic response of a manometer for laminar flow case and discuss the result obtained. (6) 6. a) Explain Hall effect and show how this effect may be used for measurement of (i) magnetic fields, (ii) high currents and (iii) electrical power.. (8) b) What is.meant by magnetostriction? What are the merits of magnetostriction transducers? Outline the constructional features and principle of working of a magnetostrictive transducer for the measurement of force. (6) 7'. a) What is the basic difference in the characteristics of ionization chambers on one hand and radioactivd pulse counters on the other? Explain the principle of operation of an' ionization chamber. (6) b) Distinguish clearly between photo emissive, photo conductive and photo-voltaic phenomena and indicate one application of each and explain their operation. (8) 8. Write short notes on the following: a) Frequency modulated and frequency generated transducers. (5)..})) Digital transducers.. (4) o Bourdon tube and its applications. (5) 2 [09 Y/9]

DUBLIN INSTITUTE OF TECHNOLOGY Kevin Street, Dublin 8.

DUBLIN INSTITUTE OF TECHNOLOGY Kevin Street, Dublin 8. Question Sheet Page 1 of 5 Instructions for the student: Question 1 is compulsory [40 marks] Attempt any two other questions [30 marks per question] The following must be made available during the examination:

More information

OR Explain thermal breakdown in solid dielectrics. How this mechanism is

OR Explain thermal breakdown in solid dielectrics. How this mechanism is Subject : High Voltage Engineering (2090) ITM Universe, Vadodara Electrical Engineering Department Class : Electrical Sem : th Long Questions Sr. No Question Unit No : 0 Explain Charge Simulation method

More information

INSTRUMENTAL ENGINEERING

INSTRUMENTAL ENGINEERING INSTRUMENTAL ENGINEERING Subject Code: IN Course Structure Sections/Units Section A Unit 1 Unit 2 Unit 3 Unit 4 Unit 5 Unit 6 Section B Section C Section D Section E Section F Section G Section H Section

More information

Cryogenic Instrumentation I Thermometry OUTLINE Thermometry Pt (pure metal) Temperature Ranges of Thermometer Application Typical Resistive Thermal

Cryogenic Instrumentation I Thermometry OUTLINE Thermometry Pt (pure metal) Temperature Ranges of Thermometer Application Typical Resistive Thermal Cryogenic Instrumentation I 1. Thermometry 2. anges of Application 3. Constant Volume 4. Thermocouples 5. Time esponse Data 6. 4 Terminal esistance Measurement OUTLINE 8. Pt (pure metal) 9. Typical esistive

More information

Unit 3 Transducers. Lecture_3.1 Introduction to Transducers

Unit 3 Transducers. Lecture_3.1 Introduction to Transducers Unit 3 Transducers Lecture_3.1 Introduction to Transducers Introduction to transducers A transducer is a device that converts one form of energy to other form. It converts the measurand to a usable electrical

More information

INSTITUTE OF AERONAUTICAL ENGINERING DUNDIGAL ELECTRICAL AND ELECTRONICS ENGINEERING

INSTITUTE OF AERONAUTICAL ENGINERING DUNDIGAL ELECTRICAL AND ELECTRONICS ENGINEERING INSTITUTE OF AERONAUTICAL ENGINERING DUNDIGAL ELECTRICAL AND ELECTRONICS ENGINEERING Course code : 067(07-08) Course title : High voltage engineering Course structure Lectures Tutorials Practical credits

More information

INSTITUTE OF AERONAUTICAL ENGINERING DUNDIGAL ELECTRICAL AND ELECTRONICS ENGINEERING

INSTITUTE OF AERONAUTICAL ENGINERING DUNDIGAL ELECTRICAL AND ELECTRONICS ENGINEERING INSTITUTE OF AERONAUTICAL ENGINERING DUNDIGAL ELECTRICAL AND ELECTRONICS ENGINEERING Course code : 5067(07-08) Course title : High voltage engineering Course structure Lectures Tutorials Practical credits

More information

KINGS COLLEGE OF ENGINEERING DEPARTMENT OF ELECTRONICS AND COMMUNICATION ENGINEERING

KINGS COLLEGE OF ENGINEERING DEPARTMENT OF ELECTRONICS AND COMMUNICATION ENGINEERING KINGS COLLEGE OF ENGINEERING DEPARTMENT OF ELECTRONICS AND COMMUNICATION ENGINEERING QUESTION BANK SUB.NAME : CONTROL SYSTEMS BRANCH : ECE YEAR : II SEMESTER: IV 1. What is control system? 2. Define open

More information

CHAPTER 1 Basic Concepts of Control System. CHAPTER 6 Hydraulic Control System

CHAPTER 1 Basic Concepts of Control System. CHAPTER 6 Hydraulic Control System CHAPTER 1 Basic Concepts of Control System 1. What is open loop control systems and closed loop control systems? Compare open loop control system with closed loop control system. Write down major advantages

More information

KINGS COLLEGE OF ENGINEERING DEPARTMENT OF ELECTRONICS AND COMMUNICATION ENGINEERING

KINGS COLLEGE OF ENGINEERING DEPARTMENT OF ELECTRONICS AND COMMUNICATION ENGINEERING KINGS COLLEGE OF ENGINEERING DEPARTMENT OF ELECTRONICS AND COMMUNICATION ENGINEERING QUESTION BANK SUB.NAME : CONTROL SYSTEMS STAFF NAME: Mr. P.NARASIMMAN BRANCH : ECE Mr.K.R.VENKATESAN YEAR : II SEMESTER

More information

Sensors and transducers

Sensors and transducers Sensors and transducers Measurement is an important subsystem of a mechatronics system. Its main function is to collect the information on system status and to feed it to the micro-processor(s) for controlling

More information

Lecture 20. Measuring Pressure and Temperature (Chapter 9) Measuring Pressure Measuring Temperature MECH 373. Instrumentation and Measurements

Lecture 20. Measuring Pressure and Temperature (Chapter 9) Measuring Pressure Measuring Temperature MECH 373. Instrumentation and Measurements MECH 373 Instrumentation and Measurements Lecture 20 Measuring Pressure and Temperature (Chapter 9) Measuring Pressure Measuring Temperature 1 Measuring Acceleration and Vibration Accelerometers using

More information

VALLIAMMAI ENGINEERING COLLEGE

VALLIAMMAI ENGINEERING COLLEGE VALLIAMMAI ENGINEERING COLLEGE SRM Nagar, Kattankulathur 603 203. DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING QUESTION BANK II SEMESTER BE8255 BASIC ELECTRICAL, ELECTRONICS AND MEASUREMENT ENGINEERING

More information

Detection range and accuracy specs.

Detection range and accuracy specs. Example Detection range and accuracy specs. Calculate accuracy and relative error for I = 2.458 ma in all possible ranges. Select the best range and answer why is the best? Write the display indication

More information

EXAMINATION QUESTIONS (6)

EXAMINATION QUESTIONS (6) 1. What is a beta-particle? A a helium nucleus B a high-energy electron C four protons D two neutrons EXAMINATION QUESTIONS (6) 2. The diagram shows part of a circuit used to switch street lamps on and

More information

Physics Higher Unit 2. Note: The Radiation and Matter component of Higher Physics will appear on the following Science CD-ROM.

Physics Higher Unit 2. Note: The Radiation and Matter component of Higher Physics will appear on the following Science CD-ROM. Physics Higher Unit 2 4163 Note: The Radiation and Matter component of Higher Physics will appear on the following Science CD-ROM. Spring 1999 HIGHER STILL Physics Higher Support Materials This publication

More information

Solar Flat Plate Thermal Collector

Solar Flat Plate Thermal Collector Solar Flat Plate Thermal Collector INTRODUCTION: Solar heater is one of the simplest and basic technologies in the solar energy field. Collector is the heart of any solar heating system. It absorbs and

More information

VALLIAMMAI ENGINEERING COLLEGE

VALLIAMMAI ENGINEERING COLLEGE VALLIAMMAI ENGINEERING COLLEGE SRM Nagar, Kattankulathur 603 203 DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING QUESTION BANK V SEMESTER IC650 CONTROL SYSTEMS Regulation 203 Academic Year 207 8 Prepared

More information

Sensors and Transducers. mywbut.com

Sensors and Transducers. mywbut.com Sensors and Transducers 1 Objectives At the end of this chapter, the students should be able to: describe the principle of operation of various sensors and transducers; namely.. Resistive Position Transducers.

More information

ELECTRICITY AND MAGNETISM, A. C. THEORY AND ELECTRONICS, ATOMIC AND NUCLEAR PHYSICS

ELECTRICITY AND MAGNETISM, A. C. THEORY AND ELECTRONICS, ATOMIC AND NUCLEAR PHYSICS UNIT 2: ELECTRICITY AND MAGNETISM, A. C. THEORY AND ELECTRONICS, ATOMIC AND NUCLEAR PHYSICS MODULE 1: ELECTRICITY AND MAGNETISM GENERAL OBJECTIVES On completion of this Module, students should: 1. understand

More information

Solution for Mechanical Measurement & Control

Solution for Mechanical Measurement & Control Solution for Mechanical Measurement & Control December-2015 Index Q.1) a). 2-3 b).3-4 c). 5 d). 6 Q.2) a). 7 b). 7 to 9 c). 10-11 Q.3) a). 11-12 b). 12-13 c). 13 Q.4) a). 14-15 b). 15 (N.A.) Q.5) a). 15

More information

PUMP PERFORMANCE MEASUREMENTS Jacques Chaurette p. eng. April 2003

PUMP PERFORMANCE MEASUREMENTS Jacques Chaurette p. eng.  April 2003 PUMP PERFORMANCE MEASUREMENTS Jacques Chaurette p. eng. www.lightmypump.com April 003 Synopsis This article examines how to take flow and pressure measurement and then calculate the total head of a pump

More information

Electrical Engineering Fundamentals for Non-Electrical Engineers

Electrical Engineering Fundamentals for Non-Electrical Engineers Electrical Engineering Fundamentals for Non-Electrical Engineers by Brad Meyer, PE Contents Introduction... 3 Definitions... 3 Power Sources... 4 Series vs. Parallel... 9 Current Behavior at a Node...

More information

UNIVERSITY OF BOLTON SCHOOL OF ENGINEERING MSC SYSTEMS ENGINEERING AND ENGINEERING MANAGEMENT SEMESTER 2 EXAMINATION 2015/20016

UNIVERSITY OF BOLTON SCHOOL OF ENGINEERING MSC SYSTEMS ENGINEERING AND ENGINEERING MANAGEMENT SEMESTER 2 EXAMINATION 2015/20016 TW63 UNIVERSITY OF BOLTON SCHOOL OF ENGINEERING MSC SYSTEMS ENGINEERING AND ENGINEERING MANAGEMENT SEMESTER 2 EXAMINATION 2015/20016 MONITORING OF MECHANICAL SYSTEMS MODULE NO: EEM7018 Date: Thursday 19

More information

Overview. Sensors? Commonly Detectable Phenomenon Physical Principles How Sensors Work? Need for Sensors Choosing a Sensor Examples

Overview. Sensors? Commonly Detectable Phenomenon Physical Principles How Sensors Work? Need for Sensors Choosing a Sensor Examples Intro to Sensors Overview Sensors? Commonly Detectable Phenomenon Physical Principles How Sensors Work? Need for Sensors Choosing a Sensor Examples Sensors? American National Standards Institute A device

More information

Chapter 3 AUTOMATIC VOLTAGE CONTROL

Chapter 3 AUTOMATIC VOLTAGE CONTROL Chapter 3 AUTOMATIC VOLTAGE CONTROL . INTRODUCTION TO EXCITATION SYSTEM The basic function of an excitation system is to provide direct current to the field winding of the synchronous generator. The excitation

More information

ECE2262 Electric Circuits. Chapter 6: Capacitance and Inductance

ECE2262 Electric Circuits. Chapter 6: Capacitance and Inductance ECE2262 Electric Circuits Chapter 6: Capacitance and Inductance Capacitors Inductors Capacitor and Inductor Combinations Op-Amp Integrator and Op-Amp Differentiator 1 CAPACITANCE AND INDUCTANCE Introduces

More information

Electromagnetics in COMSOL Multiphysics is extended by add-on Modules

Electromagnetics in COMSOL Multiphysics is extended by add-on Modules AC/DC Module Electromagnetics in COMSOL Multiphysics is extended by add-on Modules 1) Start Here 2) Add Modules based upon your needs 3) Additional Modules extend the physics you can address 4) Interface

More information

What happens when things change. Transient current and voltage relationships in a simple resistive circuit.

What happens when things change. Transient current and voltage relationships in a simple resistive circuit. Module 4 AC Theory What happens when things change. What you'll learn in Module 4. 4.1 Resistors in DC Circuits Transient events in DC circuits. The difference between Ideal and Practical circuits Transient

More information

Sensing and Sensors: Fundamental Concepts

Sensing and Sensors: Fundamental Concepts Sensing and Sensors: Fundamental Concepts 2015 Sensitivity Range Precision Accuracy Resolution Offset Hysteresis Response Time Source: sensorwebs.jpl.nasa.gov Human Physiology in Space" by Barbara F. Abuja

More information

No Brain Too Small PHYSICS

No Brain Too Small PHYSICS ELECTRICITY: DC CAPACITORS QUESTIONS CHARGING A CAPACITOR (2016;1) Eleanor sets up a circuit to investigate how capacitors operate. The circuit is shown below. The circuit includes a 2.20 x 10-6 F capacitor

More information

10 Measurement of Acceleration, Vibration and Shock Transducers

10 Measurement of Acceleration, Vibration and Shock Transducers Chapter 10: Acceleration, Vibration and Shock Measurement Dr. Lufti Al-Sharif (Revision 1.0, 25/5/2008) 1. Introduction This chapter examines the measurement of acceleration, vibration and shock. It starts

More information

Robotics Intelligent sensors (part 2)

Robotics Intelligent sensors (part 2) Robotics Intelligent sensors (part ) Tullio Facchinetti Tuesday 6 th December, 06 http://robot.unipv.it/toolleeo Pressure measurement static pressure is a force applied to

More information

SECTION 3 BASIC AUTOMATIC CONTROLS UNIT 12 BASIC ELECTRICITY AND MAGNETISM

SECTION 3 BASIC AUTOMATIC CONTROLS UNIT 12 BASIC ELECTRICITY AND MAGNETISM SECTION 3 BASIC AUTOMATIC CONTROLS UNIT 12 BASIC ELECTRICITY AND MAGNETISM Unit Objectives Describe the structure of an atom. Identify atoms with a positive charge and atoms with a negative charge. Explain

More information

Laboratory work No 2: Calibration of Orifice Flow Meter

Laboratory work No 2: Calibration of Orifice Flow Meter Laboratory work No : Calibration of Orifice Flow Meter 1. Objective Calibrate the orifice flow meter and draw the graphs p = f 1 (Q) and C d = f (Re ).. Necessary equipment 1. Orifice flow meter. Measuring

More information

FLOW MEASUREMENT. INC 102 Fundamental of Instrumentation and Process Control 2/2560

FLOW MEASUREMENT. INC 102 Fundamental of Instrumentation and Process Control 2/2560 FLOW MEASUREMENT INC 102 Fundamental of Instrumentation and Process Control 2/2560 TABLE OF CONTENTS A. INTRODUCTION B. LOCAL FLOW MEASUREMENT B.1 Particle Image Velocimetry (PIV) B.2 Laser doppler anemometry

More information

Chapter 3 Basic Physical Principles Applications to Fluid Power Sy S stems

Chapter 3 Basic Physical Principles Applications to Fluid Power Sy S stems Chapter 3 Basic Physical Principles Applications to Fluid Power Systems 1 Objectives Identify and explain the design and operation of the six basic machines. Describe the factors that affect energy in

More information

CBSE Sample Paper 1. Question 4 What are the maximum and minimum values of power factor in a LCR circuit and under what conditions?

CBSE Sample Paper 1. Question 4 What are the maximum and minimum values of power factor in a LCR circuit and under what conditions? CBSE Sample Paper General Instruction:. Answer all questions. Internal choices are provided for some questions 3. Question numbers to 8 are very short answer questions and carry mark each. 4. Question

More information

PHYSICS : CLASS XII ALL SUBJECTIVE ASSESSMENT TEST ASAT

PHYSICS : CLASS XII ALL SUBJECTIVE ASSESSMENT TEST ASAT PHYSICS 202 203: CLASS XII ALL SUBJECTIVE ASSESSMENT TEST ASAT MM MARKS: 70] [TIME: 3 HOUR General Instructions: All the questions are compulsory Question no. to 8 consist of one marks questions, which

More information

SAMPLE SOLUTION TO EXAM in MAS501 Control Systems 2 Autumn 2015

SAMPLE SOLUTION TO EXAM in MAS501 Control Systems 2 Autumn 2015 FACULTY OF ENGINEERING AND SCIENCE SAMPLE SOLUTION TO EXAM in MAS501 Control Systems 2 Autumn 2015 Lecturer: Michael Ruderman Problem 1: Frequency-domain analysis and control design (15 pt) Given is a

More information

CHAPTER 14 SIGNAL GENERATORS AND WAVEFORM SHAPING CIRCUITS

CHAPTER 14 SIGNAL GENERATORS AND WAVEFORM SHAPING CIRCUITS CHAPTER 4 SIGNA GENERATORS AND WAEFORM SHAPING CIRCUITS Chapter Outline 4. Basic Principles of Sinusoidal Oscillators 4. Op Amp RC Oscillators 4.3 C and Crystal Oscillators 4.4 Bistable Multivibrators

More information

Experiment 1. Measurement of Thermal Conductivity of a Metal (Brass) Bar

Experiment 1. Measurement of Thermal Conductivity of a Metal (Brass) Bar Experiment 1 Measurement of Thermal Conductivity of a Metal (Brass) Bar Introduction: Thermal conductivity is a measure of the ability of a substance to conduct heat, determined by the rate of heat flow

More information

MAS.836 PROBLEM SET THREE

MAS.836 PROBLEM SET THREE MAS.836 PROBLEM SET THREE FSR, Strain Gauge, and Piezo Circuits: The purpose of this problem set is to familiarize yourself with the most common forms of pressure and force measurement. The circuits you

More information

Modelling the Temperature Changes of a Hot Plate and Water in a Proportional, Integral, Derivative Control System

Modelling the Temperature Changes of a Hot Plate and Water in a Proportional, Integral, Derivative Control System Modelling the Temperature Changes of a Hot Plate and Water in a Proportional, Integral, Derivative Control System Grant Hutchins 1. Introduction Temperature changes in a hot plate heating system can be

More information

B1-1. Closed-loop control. Chapter 1. Fundamentals of closed-loop control technology. Festo Didactic Process Control System

B1-1. Closed-loop control. Chapter 1. Fundamentals of closed-loop control technology. Festo Didactic Process Control System B1-1 Chapter 1 Fundamentals of closed-loop control technology B1-2 This chapter outlines the differences between closed-loop and openloop control and gives an introduction to closed-loop control technology.

More information

EDEXCEL NATIONALS UNIT 5 - ELECTRICAL AND ELECTRONIC PRINCIPLES. ASSIGNMENT No. 3 - ELECTRO MAGNETIC INDUCTION

EDEXCEL NATIONALS UNIT 5 - ELECTRICAL AND ELECTRONIC PRINCIPLES. ASSIGNMENT No. 3 - ELECTRO MAGNETIC INDUCTION EDEXCEL NATIONALS UNIT 5 - ELECTRICAL AND ELECTRONIC PRINCIPLES ASSIGNMENT No. 3 - ELECTRO MAGNETIC INDUCTION NAME: I agree to the assessment as contained in this assignment. I confirm that the work submitted

More information

Section 4. Nonlinear Circuits

Section 4. Nonlinear Circuits Section 4 Nonlinear Circuits 1 ) Voltage Comparators V P < V N : V o = V ol V P > V N : V o = V oh One bit A/D converter, Practical gain : 10 3 10 6 V OH and V OL should be far apart enough Response Time:

More information

1 Chapter 9: Design via Root Locus

1 Chapter 9: Design via Root Locus 1 Figure 9.1 a. Sample root locus, showing possible design point via gain adjustment (A) and desired design point that cannot be met via simple gain adjustment (B); b. responses from poles at A and B 2

More information

Distributed Parameter Systems

Distributed Parameter Systems Distributed Parameter Systems Introduction All the apparatus dynamic experiments in the laboratory exhibit the effect known as "minimum phase dynamics". Process control loops are often based on simulations

More information

Electricity & Magnetism Study Questions for the Spring 2018 Department Exam December 4, 2017

Electricity & Magnetism Study Questions for the Spring 2018 Department Exam December 4, 2017 Electricity & Magnetism Study Questions for the Spring 2018 Department Exam December 4, 2017 1. a. Find the capacitance of a spherical capacitor with inner radius l i and outer radius l 0 filled with dielectric

More information

Chapter 33 - Electric Fields and Potential. Chapter 34 - Electric Current

Chapter 33 - Electric Fields and Potential. Chapter 34 - Electric Current Chapter 33 - Electric Fields and Potential Chapter 34 - Electric Current Electric Force acts through a field An electric field surrounds every electric charge. It exerts a force that causes electric charges

More information

FEEDBACK CONTROL SYSTEMS

FEEDBACK CONTROL SYSTEMS FEEDBAC CONTROL SYSTEMS. Control System Design. Open and Closed-Loop Control Systems 3. Why Closed-Loop Control? 4. Case Study --- Speed Control of a DC Motor 5. Steady-State Errors in Unity Feedback Control

More information

Electricity & Magnetism

Electricity & Magnetism Electricity & Magnetism D.C. Circuits Marline Kurishingal Note : This chapter includes only D.C. In AS syllabus A.C is not included. Recap... Electrical Circuit Symbols : Draw and interpret circuit diagrams

More information

NADAR SARASWATHI COLLEGE OF ENGINEERING AND TECHNOLOGY Vadapudupatti, Theni

NADAR SARASWATHI COLLEGE OF ENGINEERING AND TECHNOLOGY Vadapudupatti, Theni NADAR SARASWATHI COLLEGE OF ENGINEERING AND TECHNOLOGY Vadapudupatti, Theni-625531 Question Bank for the Units I to V SE05 BR05 SU02 5 th Semester B.E. / B.Tech. Electrical & Electronics engineering IC6501

More information

Chapter 8. Feedback Controllers. Figure 8.1 Schematic diagram for a stirred-tank blending system.

Chapter 8. Feedback Controllers. Figure 8.1 Schematic diagram for a stirred-tank blending system. Feedback Controllers Figure 8.1 Schematic diagram for a stirred-tank blending system. 1 Basic Control Modes Next we consider the three basic control modes starting with the simplest mode, proportional

More information

PhysicsAndMathsTutor.com

PhysicsAndMathsTutor.com Electricity May 02 1. The graphs show the variation with potential difference V of the current I for three circuit elements. PhysicsAndMathsTutor.com When the four lamps are connected as shown in diagram

More information

PH2200 Practice Final Exam Summer 2003

PH2200 Practice Final Exam Summer 2003 INSTRUCTIONS 1. Write your name and student identification number on the answer sheet. 2. Please cover your answer sheet at all times. 3. This is a closed book exam. You may use the PH2200 formula sheet

More information

Given Find Water Properties

Given Find Water Properties Venturi Example Given: A venturi is to be used to measure a 50 gpm flow of 70 F water in a 4-in ID pipe. Find: Select a throat diameter that provides Re d > 00,000 in the throat, and determine what differential

More information

Resistivity and Temperature Coefficients (at 20 C)

Resistivity and Temperature Coefficients (at 20 C) Homework # 4 Resistivity and Temperature Coefficients (at 0 C) Substance Resistivity, Temperature ( m) Coefficient, (C ) - Conductors Silver.59 x 0-0.006 Copper.6 x 0-0.006 Aluminum.65 x 0-0.0049 Tungsten

More information

Feedback Control of Linear SISO systems. Process Dynamics and Control

Feedback Control of Linear SISO systems. Process Dynamics and Control Feedback Control of Linear SISO systems Process Dynamics and Control 1 Open-Loop Process The study of dynamics was limited to open-loop systems Observe process behavior as a result of specific input signals

More information

DEPARTMENT OF CHEMICAL ENGINEERING University of Engineering & Technology, Lahore. Fluid Mechanics Lab

DEPARTMENT OF CHEMICAL ENGINEERING University of Engineering & Technology, Lahore. Fluid Mechanics Lab DEPARTMENT OF CHEMICAL ENGINEERING University of Engineering & Technology, Lahore Fluid Mechanics Lab Introduction Fluid Mechanics laboratory provides a hands on environment that is crucial for developing

More information

MAGNETIC FIELDS & UNIFORM PLANE WAVES

MAGNETIC FIELDS & UNIFORM PLANE WAVES MAGNETIC FIELDS & UNIFORM PLANE WAVES Name Section Multiple Choice 1. (8 Pts) 2. (8 Pts) 3. (8 Pts) 4. (8 Pts) 5. (8 Pts) Notes: 1. In the multiple choice questions, each question may have more than one

More information

User s Manual. STUDY OF DIELECTRIC CONSTANT Model: DEC-01

User s Manual. STUDY OF DIELECTRIC CONSTANT Model: DEC-01 User s Manual STUDY OF DIELECTRIC CONSTANT Model: DEC-01 Manufactured by.. Scientific Equipment & Services 358/1, New Adarsh Nagar, Roorkee - 247 667, UA, INDIA Ph.: +91-1332-272852, 277118 Fax: +91-1332-274831

More information

Bridge Method. Bridge Method

Bridge Method. Bridge Method ridge Method EIE 240 Electrical and Electronic Measurement Class 7, March 13, 2015 1 ridge Method Diode bridge is an arrangement of four or more diodes for AC/DC full-wave rectifier. Component bridge methods

More information

Lab Manual Solutions Industrial Control Electronics: Devices, Systems, and Applications

Lab Manual Solutions Industrial Control Electronics: Devices, Systems, and Applications Lab Manual Solutions Industrial Control Electronics: Devices, Systems, and Applications 3rd edition Terry L.M. Bartelt Australia Canada Mexico Singapore Spain United Kingdom United States . analog 2. linear

More information

Nanomotion Precision Piezo Ceramic Motors

Nanomotion Precision Piezo Ceramic Motors Nanomotion Precision Piezo Ceramic Motors The Company Nanomotion was founded in 1992 Developed enabling technology for ultrasonic piezo-ceramic motors Entered the market in 1996, selling products to leading

More information

Lesson 19: Process Characteristics- 1 st Order Lag & Dead-Time Processes

Lesson 19: Process Characteristics- 1 st Order Lag & Dead-Time Processes 1 Lesson 19: Process Characteristics- 1 st Order Lag & Dead-Time Processes ET 438a Automatic Control Systems Technology 2 Learning Objectives After this series of presentations you will be able to: Describe

More information

DEVELOPMENT OF DROP WEIGHT IMPACT TEST MACHINE

DEVELOPMENT OF DROP WEIGHT IMPACT TEST MACHINE CHAPTER-8 DEVELOPMENT OF DROP WEIGHT IMPACT TEST MACHINE 8.1 Introduction The behavior of materials is different when they are subjected to dynamic loading [9]. The testing of materials under dynamic conditions

More information

SCHOOL OF COMPUTING, ENGINEERING AND MATHEMATICS SEMESTER 1 EXAMINATIONS 2012/2013 XE121. ENGINEERING CONCEPTS (Test)

SCHOOL OF COMPUTING, ENGINEERING AND MATHEMATICS SEMESTER 1 EXAMINATIONS 2012/2013 XE121. ENGINEERING CONCEPTS (Test) s SCHOOL OF COMPUTING, ENGINEERING AND MATHEMATICS SEMESTER EXAMINATIONS 202/203 XE2 ENGINEERING CONCEPTS (Test) Time allowed: TWO hours Answer: Attempt FOUR questions only, a maximum of TWO questions

More information

(b) A unity feedback system is characterized by the transfer function. Design a suitable compensator to meet the following specifications:

(b) A unity feedback system is characterized by the transfer function. Design a suitable compensator to meet the following specifications: 1. (a) The open loop transfer function of a unity feedback control system is given by G(S) = K/S(1+0.1S)(1+S) (i) Determine the value of K so that the resonance peak M r of the system is equal to 1.4.

More information

POWER SEMICONDUCTOR BASED ELECTRIC DRIVES

POWER SEMICONDUCTOR BASED ELECTRIC DRIVES POWER SEMICONDUCT BASED ELECTRIC DRIVES [Time: 3 Hrs] [Max. Marks: 80] Instructions: Solve any six questions from Q.No (1 or 2), Q.No (3 or 4), Q.No (5 or 6), Q.No (7 or 8), Q.No (9 or 10), Q.No (11 or

More information

Resistance and Conductance

Resistance and Conductance 1 2 1 Resistance and Conductance Resistance, R (Ohm ), is the tendency of a material to impede the flow of electric charges through it. The instantaneous voltage across a resistor is directly proportional

More information

Sensitivity Estimation of Permanent Magnet Flowmeter

Sensitivity Estimation of Permanent Magnet Flowmeter Excerpt from the Proceedings of the COMSOL Conference 2009 Bangalore Sensitivity Estimation of Permanent Magnet Flowmeter Vijay Sharma, S.K.Dash, G.Vijaykumar, B.K.Nashine, B. Krishnakumar, P. Kalyanasundaram,

More information

COURSE OUTLINE. Introduction Signals and Noise Filtering Sensors: Piezoelectric Force Sensors. Sensors, Signals and Noise 1

COURSE OUTLINE. Introduction Signals and Noise Filtering Sensors: Piezoelectric Force Sensors. Sensors, Signals and Noise 1 Sensors, Signals and Noise 1 COURSE OUTLINE Introduction Signals and Noise Filtering Sensors: Piezoelectric Force Sensors Piezoelectric Force Sensors 2 Piezoelectric Effect and Materials Piezoelectric

More information

2/23/ WIND PRESSURE FORMULA 2. PERCENT OF ALLOWABLE STRESS 3. FATIGUE DESIGN

2/23/ WIND PRESSURE FORMULA 2. PERCENT OF ALLOWABLE STRESS 3. FATIGUE DESIGN Original Title Presented by Northwest Signal copyright 2010 Designing & Building Structural Steel Products since 1976 Primary Users Traffic Signal Strain & Mast Arm Poles Cantilever & Bridge Sign Structures

More information

REDUCING PROCESS VARIABLITY BY USING FASTER RESPONDING FLOWMETERS IN FLOW CONTROL

REDUCING PROCESS VARIABLITY BY USING FASTER RESPONDING FLOWMETERS IN FLOW CONTROL REDUCING PROCESS VARIABLITY BY USING FASTER RESPONDING FLOWMETERS IN FLOW CONTROL David Wiklund Marcos Peluso Sr. Principal Engineer Director of Temperature and Plantweb Development Rosemount, Inc. Rosemount,

More information

11. What is the change in the units of capacitance if we increase the units of I and V 200 times? A. Zero$ B. 200 times C. 400 times D.

11. What is the change in the units of capacitance if we increase the units of I and V 200 times? A. Zero$ B. 200 times C. 400 times D. AE Electrical 1. Consider two coils having self inductance of 20 mh and 15 mh. If the effective inductance is 50 mh when connected in series aiding, what is the equivalent inductance when they are connected

More information

Introduction. Energy Generation with the Piezo Effect

Introduction. Energy Generation with the Piezo Effect Introduction The term Energy Harvesting is popularly used when electricity is generated from sources such as ambient temperature, vibrations or air flows. Since there are now electronic circuits whose

More information

DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING

DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING KINGS COLLEGE OF ENGINEERING DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING QUESTION BANK SUBJECT CODE & NAME: CONTROL SYSTEMS YEAR / SEM: II / IV UNIT I SYSTEMS AND THEIR REPRESENTATION PARTA [2

More information

Science Focus 9 Electrical Principles and Technologies Unit Test

Science Focus 9 Electrical Principles and Technologies Unit Test Student Name Class 1. When charged objects are brought close to uncharged objects, this occurs A. separation B. repulsion C. neutralization D. atomization 2. The laws of electric charges include all of

More information

Pro-V Multivariable Flowmeter Model M23 Insertion Vortex

Pro-V Multivariable Flowmeter Model M23 Insertion Vortex Pro-V Multivariable Flowmeter Model M23 Insertion Vortex Pro-V TM Advantage: Volumetric or mass flow monitoring of most liquids, gases, and steam Multivariable meter delivers mass flow, temperature, pressure,

More information

Force and Displacement Measurement

Force and Displacement Measurement Force and Displacement Measurement Prof. R.G. Longoria Updated Fall 20 Simple ways to measure a force http://scienceblogs.com/dotphysics/200/02/diy_force_probe.php Example: Key Force/Deflection measure

More information

Higher Physics Electricity Notes

Higher Physics Electricity Notes Higher Physics Electricity Notes Teachers Booklet Learning Outcomes Monitoring and measuring a.c. This builds on information from Electricity and Energy booklet 1: Electrical charge carriers and fields.

More information

Chapter 21 Electric Current and Circuits

Chapter 21 Electric Current and Circuits Chapter 21 Electric Current and Circuits 1 As an introduction to this chapter you should view the following movie. If you cannot click on the link, then copy it and paste it into your web browser. http://www.ionaphysics.org/movies/vir.mp4

More information

ELG4112. Electromechanical Systems and Mechatronics

ELG4112. Electromechanical Systems and Mechatronics ELG4112 Electromechanical Systems and Mechatronics 1 Introduction Based on Electromechanical Systems, Electric Machines, and Applied Mechatronics Electromechanical systems integrate the following: Electromechanical

More information

Flow Measurement in Pipes and Ducts COURSE CONTENT

Flow Measurement in Pipes and Ducts COURSE CONTENT Flow Measurement in Pipes and Ducts Dr. Harlan H. Bengtson, P.E. COURSE CONTENT 1. Introduction This course is about measurement of the flow rate of a fluid flowing under pressure in a closed conduit.

More information

Introduction to Synchronous. Machines. Kevin Gaughan

Introduction to Synchronous. Machines. Kevin Gaughan Introduction to Synchronous Machines Kevin Gaughan The Synchronous Machine An AC machine (generator or motor) with a stator winding (usually 3 phase) generating a rotating magnetic field and a rotor carrying

More information

ECE2262 Electric Circuits. Chapter 6: Capacitance and Inductance

ECE2262 Electric Circuits. Chapter 6: Capacitance and Inductance ECE2262 Electric Circuits Chapter 6: Capacitance and Inductance Capacitors Inductors Capacitor and Inductor Combinations 1 CAPACITANCE AND INDUCTANCE Introduces two passive, energy storing devices: Capacitors

More information

EXPERIMENT 07 TO STUDY DC RC CIRCUIT AND TRANSIENT PHENOMENA

EXPERIMENT 07 TO STUDY DC RC CIRCUIT AND TRANSIENT PHENOMENA EXPERIMENT 07 TO STUDY DC RC CIRCUIT AND TRANSIENT PHENOMENA DISCUSSION The capacitor is a element which stores electric energy by charging the charge on it. Bear in mind that the charge on a capacitor

More information

Physics 2220 Fall 2010 George Williams THIRD MIDTERM - REVIEW PROBLEMS

Physics 2220 Fall 2010 George Williams THIRD MIDTERM - REVIEW PROBLEMS Physics 2220 Fall 2010 George Williams THIRD MIDTERM - REVIEW PROBLEMS Solution sets are available on the course web site. A data sheet is provided. Problems marked by "*" do not have solutions. 1. An

More information

Prof. S.K. Saha. Sensors 1. Lecture 5 June 11, Prof. S.K. Saha. Purpose Classification Internal Sensors. External Sensors.

Prof. S.K. Saha. Sensors 1. Lecture 5 June 11, Prof. S.K. Saha. Purpose Classification Internal Sensors. External Sensors. Lecture 5 June 11, 2009 Sensors Prof. S.K. Saha Dept. of Mech. Eng. IIT Delhi Announcement Outlines of slides in Lectures 1-4 on May 15, 18, 21, June 01, 2009, respectively, are available from: http://web.iitd.ac.in/~saha/

More information

Synchronous Machines

Synchronous Machines Synchronous Machines Synchronous generators or alternators are used to convert mechanical power derived from steam, gas, or hydraulic-turbine to ac electric power Synchronous generators are the primary

More information

DESIGN OF A HIGH-EFFICIENCY MAGNETORHEOLOGICAL VALVE

DESIGN OF A HIGH-EFFICIENCY MAGNETORHEOLOGICAL VALVE DESIGN OF A HIGH-EFFICIENCY MAGNETORHEOLOGICAL VALVE JIN-HYEONG YOO AND NORMAN M. WERELEY Alfred Gessow Rotorcraft Center, Department of Aerospace Engineering University of Maryland, College Park, Maryland

More information

Modelling of Different MEMS Pressure Sensors using COMSOL Multiphysics

Modelling of Different MEMS Pressure Sensors using COMSOL Multiphysics International Journal of Current Engineering and Technology E-ISSN 2277 4106, P-ISSN 2347 5161 2017 INPRESSCO, All Rights Reserved Available at http://inpressco.com/category/ijcet Research Article Modelling

More information

AN INHERENTLY LINEAR TRANSDUCER USING THERMAL SIGMA-DELTA MODULATOR

AN INHERENTLY LINEAR TRANSDUCER USING THERMAL SIGMA-DELTA MODULATOR XIX IMEKO World Congress Fundamental and Applied Metrology September 6 11, 2009, Lisbon, Portugal AN INHERENTLY LINEAR TRANSDUCER USING THERMAL SIGMA-DELTA MODULATOR Valter C. Rosa, Amauri Oliveira, Lígia

More information

Smartec Pressure Sensor (bridge output)

Smartec Pressure Sensor (bridge output) DATASHEET Pressure sensor family 1/5 Smartec Pressure Sensor (bridge output) Features * Commercial grade * DIP version for high volume production * Gauge or absolute pressure * Resistive bridge technology

More information

Gurgaon TOPIC: ELECTROSTATIC Assignment 1 (2018)

Gurgaon TOPIC: ELECTROSTATIC Assignment 1 (2018) LJPS Class XII Gurgaon TOPIC: ELECTROSTATIC Assignment (08). A uniform electric field E exists between two charged plates as shown in figure. What would be the work done in moving a charge q along the

More information

Given Find Water Properties

Given Find Water Properties Venturi Example Given: A venturi is to be used to measure a 50 gpm flow of 70 F water in a 4-in ID pipe. Find: Select a throat diameter that provides Re d > 00,000 in the throat, and determine what differential

More information

Process Solutions. Process Dynamics. The Fundamental Principle of Process Control. APC Techniques Dynamics 2-1. Page 2-1

Process Solutions. Process Dynamics. The Fundamental Principle of Process Control. APC Techniques Dynamics 2-1. Page 2-1 Process Dynamics The Fundamental Principle of Process Control APC Techniques Dynamics 2-1 Page 2-1 Process Dynamics (1) All Processes are dynamic i.e. they change with time. If a plant were totally static

More information

Temperature Measurement

Temperature Measurement MECE 3320 Measurements & Instrumentation Temperature Measurement Dr. Isaac Choutapalli Department of Mechanical Engineering University of Texas Pan American Introduction Temperature is one of the most

More information