Your roadmap · आपका रोडमैप
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Admission & first meetingप्रवेश और पहली मुलाकातEnquire at your nearest NDSS centre, meet the teacher, fix the batch time and get your study material.
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Semester 5 — subject classesसेमेस्टर 5 — विषयवार कक्षाएँEvery theory subject of the term, unit by unit, with notes, numericals and doubt classes.
Design of Machine ElementsRefrigeration and Air ConditioningAutomobile EngineeringIndustrial Engineering and ManagementCNC Machines and Automation
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Labs, practicals & project workलैब, प्रैक्टिकल और प्रोजेक्टExperiments / jobs / project work as in the syllabus, with practical file and viva preparation.
Refrigeration and Automobile LabCNC LabSummer Internship
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Unit tests & mid-termयूनिट टेस्ट और मिड-टर्मA test after every unit and a mid-term in the university / board pattern.
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Semester 5 mock testमॉक टेस्टA full mock test of all subjects before the exam, with analysis.
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Semester 5 exam (university / board)सेमेस्टर / वार्षिक परीक्षाPrevious papers, important questions and full revision.
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Online tests & resultऑनलाइन टेस्ट और रिज़ल्टTake the tests online; your marks and result show in your student login and at the centre.
Syllabus · पाठ्यक्रम
8 subjects · 45 chapters · 193 topics
Design of Machine Elements6 chapters · 6 Months
Subject page →+
01Introduction to Design
6 topics+
- Design procedure and considerations
- Engineering materials and their designation
- Types of loads and stresses
- Factor of safety and stress concentration
- Theories of failure
- Preferred numbers, standardisation
02Design of Joints
4 topics+
- Riveted joints: failures and efficiency
- Welded joints: butt and fillet welds
- Cotter joint
- Knuckle joint
03Design of Shafts and Keys
4 topics+
- Shaft materials and standard sizes
- Shafts under torsion
- Shafts under combined bending and torsion
- Types of keys and design of a sunk key
04Design of Couplings
4 topics+
- Types of couplings
- Muff coupling
- Rigid flange coupling
- Bushed-pin flexible coupling
05Design of Springs
5 topics+
- Types and uses of springs
- Spring terms: spring index, stiffness, solid length
- Stresses and deflection in helical springs
- Wahl's factor
- Leaf springs (introduction)
06Bearings
4 topics+
- Sliding and rolling contact bearings
- Journal bearing terms
- Types of rolling bearings
- Rating life and selection from manufacturer's catalogue
Refrigeration and Air Conditioning6 chapters · 6 Months
Subject page →+
01Fundamentals of Refrigeration
5 topics+
- Refrigeration and its applications
- Unit of refrigeration (TR)
- COP of refrigerator and heat pump
- Reversed Carnot cycle
- Air refrigeration (Bell-Coleman) cycle
02Vapour Compression Refrigeration
5 topics+
- Simple VCR cycle components
- Cycle on T-s and p-h charts
- Refrigerating effect, work and COP
- Effect of sub-cooling and superheating
- Actual vs theoretical cycle
03Vapour Absorption and Other Systems
4 topics+
- Simple ammonia-water absorption system
- Lithium bromide-water system
- Electrolux refrigerator
- Comparison of VCR and VAR
04Refrigerants and Components
5 topics+
- Classification and properties of refrigerants
- Eco-friendly refrigerants, ODP and GWP
- Compressors, condensers and evaporators
- Expansion devices: capillary tube, TXV
- Domestic refrigerator and water cooler
05Psychrometry
5 topics+
- Psychrometric terms: DBT, WBT, DPT, RH, specific humidity
- Psychrometric chart
- Sensible heating and cooling
- Cooling with dehumidification, heating with humidification
- Adiabatic mixing
06Air Conditioning Systems
5 topics+
- Human comfort conditions
- Summer, winter and year-round air conditioning
- Window, split and package units
- Central air conditioning, ducts and AHU
- Cooling load estimation (introduction)
Automobile Engineering6 chapters · 6 Months
Subject page →+
01Vehicle Layout and Chassis
5 topics+
- Classification of automobiles
- Front engine front drive, front engine rear drive, rear engine layouts
- Chassis and frame types
- Monocoque body
- Vehicle specifications
02Engine Systems
5 topics+
- Petrol injection (MPFI) and diesel CRDI systems
- Cooling system: radiator, thermostat, water pump
- Lubrication system
- Electronic ignition
- Emission norms (BS-VI) and catalytic converter
03Transmission System
5 topics+
- Single plate and multi-plate clutches
- Sliding, constant and synchromesh gearboxes
- Automatic transmission (introduction)
- Propeller shaft and universal joints
- Differential and rear axles
04Steering, Brakes and Suspension
5 topics+
- Steering geometry: camber, caster, toe-in, king pin inclination
- Steering gearboxes and power steering
- Mechanical, hydraulic and air brakes
- ABS
- Leaf spring, coil spring and independent suspension, shock absorbers
05Wheels, Tyres and Electrical System
5 topics+
- Wheels and tyres, tyre designation
- Wheel balancing and alignment
- Lead-acid battery and its testing
- Starting and charging systems
- Lighting and indicators
06Electric and Hybrid Vehicles
5 topics+
- Layout of battery electric vehicles
- Hybrid vehicle configurations
- EV batteries and charging
- Motors and regenerative braking
- EV safety
Industrial Engineering and Management6 chapters · 6 Months
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01Work Study
5 topics+
- Productivity and work study
- Method study: steps and process chart symbols
- Flow process chart and flow diagram
- Time study: stop watch method, rating and allowances
- Standard time and work sampling
02Plant Location and Layout
4 topics+
- Factors affecting plant location
- Types of layout: product, process, fixed position, combination
- Material handling equipment
- Principles of a good layout
03Production Planning and Control
5 topics+
- Types of production: job, batch, mass
- Functions of PPC: routing, scheduling, dispatching, follow-up
- Gantt chart
- Break-even analysis
- PERT and CPM
04Quality Control
5 topics+
- Quality, inspection and quality control
- Control charts for variables (X-bar, R) and attributes (p, c)
- Acceptance sampling
- TQM, Kaizen, 5S and Six Sigma
- ISO 9001
05Inventory and Materials Management
5 topics+
- Purchase procedure and store keeping
- Inventory costs
- EOQ
- ABC, VED and FSN analysis
- Just-in-time
06Industrial Management
4 topics+
- Principles of management (Taylor, Fayol)
- Types of organisation: line, functional, line and staff
- Industrial safety and labour laws (Factories Act basics)
- Entrepreneurship and MSME support
CNC Machines and Automation5 chapters · 6 Months
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01Introduction to NC and CNC
5 topics+
- NC, CNC and DNC
- Advantages and limitations of CNC
- Axes and coordinate system of CNC machines
- Open and closed loop systems
- Types of CNC machines
02Construction of CNC Machines
5 topics+
- Machine structure and slideways
- Ball screws and linear guides
- Spindle drives, servo and stepper motors
- Feedback devices: encoders and linear scales
- Automatic tool changer and pallet changer
03Tooling and Work Holding
4 topics+
- Tool holders and indexable inserts
- Tool presetting
- Tool length and radius offsets
- Chucks, collets and fixtures for CNC
04CNC Part Programming
6 topics+
- Program structure and block format
- Preparatory (G) and miscellaneous (M) codes
- Absolute and incremental programming
- Linear and circular interpolation
- Canned cycles and subprograms
- Speed and feed calculations
05Automation
5 topics+
- Types of automation: fixed, programmable, flexible
- Pneumatic and hydraulic automation (introduction)
- PLC and ladder logic basics
- Industrial robots: configurations and uses
- FMS and CIM (introduction)
Refrigeration and Automobile Lab6 chapters · 6 Months
Subject page →+
01Refrigeration Test Rig
3 topics+
- Study of a VCR test rig
- Actual COP from energy meter and refrigerating effect
- Theoretical COP using p-h chart
02Air Conditioning Test Rig and Psychrometry
3 topics+
- Study of window / split AC
- DBT and WBT with sling psychrometer
- Processes on the AC test rig
03Refrigeration Servicing
3 topics+
- Tools: gauge manifold, vacuum pump, tube cutter, flaring tool
- Leak testing
- Evacuation and refrigerant charging
04Engine and Transmission Systems
4 topics+
- Dismantling and assembly of a multi-cylinder engine
- Single plate clutch
- Gearbox
- Differential
05Steering, Brakes and Suspension
3 topics+
- Steering gearbox and linkages
- Hydraulic brakes and bleeding
- Leaf spring and shock absorber
06Electrical System and Servicing
3 topics+
- Battery testing with hydrometer
- Starting motor and alternator
- Wheel alignment and balancing (demonstration)
CNC Lab5 chapters · 6 Months
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01CNC Machine Familiarisation and Safety
3 topics+
- Control panel and modes (EDIT, MDI, JOG, AUTO)
- Reference point return
- Safety rules for CNC
02Work and Tool Setting
3 topics+
- Work offset G54
- Tool length / geometry offsets
- Wear offsets for size correction
03CNC Turning Programs
4 topics+
- Facing and step turning
- Taper and radius turning
- Stock removal cycle G71
- Grooving and thread cutting cycles
04CNC Milling Programs
4 topics+
- Contour milling with cutter compensation
- Pocket milling
- Drilling cycles G81 and G83
- Subprograms
05Simulation and Verification
3 topics+
- Simulation software
- Dry run and single block
- Inspection of the machined part
Summer Internship5 chapters · 6 Months
Subject page →+
01Industry Selection and Training Plan
4 topics+
- Choosing a suitable industry (manufacturing, automobile, power plant, railway workshop)
- Application and training letter
- Training schedule and objectives
- Safety induction
02Industrial Exposure and Daily Diary
3 topics+
- Daily diary writing
- Observing machines, processes and departments
- Interaction with supervisors and workers
03Study of Plant Processes and Equipment
4 topics+
- Plant layout and organisation
- Production processes and flow
- Maintenance and quality control practices
- Safety and environmental practices
04Training Report
4 topics+
- Report format: certificate, acknowledgement, contents
- Chapters on company, departments and processes
- Drawings, flow charts and photographs
- Learning outcomes and conclusion
05Presentation and Viva
3 topics+
- Preparing presentation slides
- Presentation skills
- Common viva questions
About this course
You will be able to
- Complete Design of Machine Elements syllabus with regular tests
- Complete Refrigeration and Air Conditioning syllabus with regular tests
- Complete Automobile Engineering syllabus with regular tests
- Complete Industrial Engineering and Management syllabus with regular tests
- Complete CNC Machines and Automation syllabus with regular tests
- Complete Refrigeration and Automobile Lab syllabus with regular tests
- Complete CNC Lab syllabus with regular tests
- Complete Summer Internship syllabus with regular tests
Who it is for
- Diploma Mechanical Engineering students of Semester 5 (BTEUP)
- Diploma Production and Automobile students
- Students preparing for JE-level technical exams
What you need
- Strength of Materials and Engineering Drawing of earlier semesters
Online tests & result
Practice and unit tests online; marks and result show in your student login and at the centre.
Student login →
Questions
Is a design data book used?
Yes. Students learn to use the PSG / standard design data book and IS tables as allowed in the exam.
Are drawing sheets part of the course?
Yes. Designed joints, couplings and shafts are also drawn to scale as per the syllabus.
Is this course based on the BTEUP syllabus?
Yes. The units follow the BTEUP (Board of Technical Education, Uttar Pradesh) diploma syllabus. If your polytechnic follows a different board or a revised scheme, the centre teaches your own syllabus.
Will I learn to use the p-h and psychrometric charts?
Yes. Both charts are used in class to solve cycle and air conditioning problems.
Is this useful for AC servicing jobs?
Yes. Components, refrigerants and AC systems are explained with practical examples.
Is electric vehicle technology included?
Yes. A full unit covers EV and hybrid layouts, batteries, charging and regenerative braking.
Are there workshop demonstrations?
Practical work on automobile systems is done in the Refrigeration and Automobile Lab course.
Are numericals asked from this subject?
Yes. Standard time, break-even, PERT, control chart limits and EOQ problems are practised.
