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IC ENGINES LAB EQUIPMENTS

Energy Lab Equipments
Energy Lab Equipments
Boy's Gas Calorimeter

List of Equipments

EQUIPMENTS AVAILABLE IN COMPUTERIZATION ALSO

PETROL ENGINES

  • SINGLE CYLINDER TWO STROKE PETROL ENGINE TEST RIG

  • SINGLE CYLINDER FOUR STROKE PETROL ENGINE TEST RIG

  • MULTI CYLINDER FOUR STROKE PETROL ENGINE TEST RIG

DIESEL ENGINES

  • SINGLE CYLINDER FOUR STROKE DIESELENGINE TEST RIG

  • TWIN CYLINDER FOUR STROKE DIESEL ENGINE TEST RIG

  • MULTI CYLINDER FOUR STROKE DIESEL ENGINE TEST RIG

VCR ENGINES

  • VCR PETROL ENGINE TEST RIG

  • VCR DIESEL ENGINE TEST RIG

  • VCR MULTI FUEL DIESEL ENGINE TEST RIG

CUT MODELS

  • PORT TIMING DIAGRAM

  • VALVE TIMING DIAGRAM (PETROL)

  • VALVE TIMING DIAGRAM (DIESEL)

FUEL TESTING EQUIPMENTS (TABLE EXPERIMENTS)

  • BOY'S GAS CALORIMETER

  • BOMB CALORIMETER

  • JUNKER'S GAS CALORIMETER

  • VISCOMETER - REDWOOD, SAYBOLT, TORSION

  • FLASH & FIRE POINTS - ABLE'S, PENSKY MARTIN, CLEAVAND

  • THRUSTON OIL TESTER

The Single Cylinder Two-Stroke Petrol Engine Test Rig is a compact and fully instrumented unit designed to evaluate the performance characteristics of a two-stroke spark ignition engine. It enables users to measure parameters such as brake power, fuel consumption, air intake, thermal efficiency, and mechanical efficiency, and to plot engine performance curves under various load conditions.

This test rig is essential for automobile, mechanical, and thermal engineering labs, offering hands-on understanding of internal combustion engine behavior.

 

Key Features

  • Single Cylinder Two-Stroke Petrol Engine: Air-cooled, reliable, and easy to operate

  • Electrical Dynamometer / Rope Brake Dynamometer: For load application and brake power measurement

  • Fuel Measurement Unit: Graduated burette with stopwatch or digital flow meter

  • Air Intake Measurement: Using air box and manometer/orifice setup

  • Temperature Sensors: For exhaust gas, cooling air, and ambient temperatures

  • Speed Measurement: Digital RPM indicator

  • Control Panel: With ignition control, starter switch, and safety features

  • Heavy-Duty Frame: Powder-coated and vibration-dampened

​

Technical Specifications

  • Engine Type: Single Cylinder, Two-Stroke, Spark Ignition

  • Cooling: Air-cooled

  • Fuel: Petrol

  • Dynamometer: Rope brake / Eddy current (optional)

  • Power Output: ~2–3 HP (varies by model)

  • Speed Range: 1000 – 3000 RPM

  • Measurement Systems:

  • Fuel: Burette + stopwatch or digital fuel flow meter

  • Air: Orifice with U-tube manometer

  • Exhaust Temperature: Thermocouple/Digital display

  • Control Panel: RPM display, ignition switch, emergency stop

  • Power Supply: 230 V AC, 50 Hz (for instrumentation)

 

Customized test set up also available

The Single Cylinder Four-Stroke Petrol Engine Test Rig is an advanced experimental setup designed to study the performance characteristics of a four-stroke spark ignition (S.I.) engine under varying load conditions. The test rig allows precise measurement of brake power, fuel consumption, air intake, efficiency, and heat balance, making it ideal for practical learning and performance analysis

This apparatus is a core element in automobile, mechanical, and thermal engineering laboratories, enabling students to connect theoretical thermodynamics with real-world engine behavior.

​

Key Features

  • Single Cylinder, Four-Stroke Petrol Engine: Durable and educational-grade

  • Dynamometer (Rope Brake / Eddy Current / Hydraulic): For load application and torque measurement

  • Fuel Measuring System: Burette with stopwatch or digital fuel flow meter

  • Air Intake System: With orifice meter and manometer for airflow calculation

  • Digital RPM Indicator: Accurate speed measurement

  • Temperature Sensors: For exhaust gas, inlet air, and cooling system

  • Control Panel: Includes starter switch, RPM display, ignition, emergency stop

  • Powder-Coated Steel Frame: With anti-vibration mounts and robust construction

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Technical Specifications

  • Engine Type: Single Cylinder, Four-Stroke, Spark Ignition

  • Cooling System: Air-cooled or Water-cooled (optional)

  • Fuel: Petrol (Gasoline)

  • Power Output: ~3 HP (model-specific)

  • Speed Range: 1000–3000 RPM

  • Dynamometer:

  • Rope brake (standard)

  • Eddy current / Hydraulic (optional)

  • Fuel Measurement: Burette + Stopwatch / Digital sensor

  • Air Intake: Air box + Orifice + U-tube manometer

  • Exhaust Temp. Measurement: Thermocouple / Digital indicator

  • Power Supply: 230 V AC, 50 Hz (for instrumentation)

 

Customized test set up also available

The Multi-Cylinder Four-Stroke Petrol Engine Test Rig is a high-performance, laboratory-grade setup designed to study the operating characteristics and performance analysis of a multi-cylinder spark ignition (SI) engine. This test rig allows detailed evaluation of brake power, indicated power, fuel and air consumption, mechanical and thermal efficiency, and helps students plot various performance and heat balance curves.

An essential part of automobile, mechanical, and thermal engineering labs, this rig bridges theoretical concepts with real-world engine behavior—ideal for advanced academic research and professional training.

​

Key Features

  • 3/4-Cylinder Petrol Engine: Widely used model with proven reliability

  • Dynamometer: Eddy current / Hydraulic / Rope brake for load application

  • Digital Instrumentation: RPM, fuel flow, air flow, temperatures, and pressures

  • Fuel Measurement Unit: Precision burette or electronic flow meter

  • Air Intake System: With orifice plate, air box, and manometer

  • Control Panel: Includes ignition switch, RPM display, load control, and safety indicators

  • Cooling System: Radiator with thermostat (water-cooled engine)

  • Engine Mounting: Anti-vibration mounts on a powder-coated MS frame

 

Technical Specifications

  • Engine Type: Multi-cylinder (3 or 4 cylinder), Four-Stroke, Spark Ignition

  • Cooling: Water-cooled with radiator and fan

  • Power Output: 10–25 HP (depending on model)

  • Speed Range: 1500 – 3500 RPM

  • Dynamometer Options:

  • Eddy current with digital load cell (standard)

  • Hydraulic or rope brake (optional)

  • Air Flow Measurement: Orifice meter + U-tube manometer / digital mass airflow sensor

  • Fuel Measurement: Burette with stopwatch / electronic flow sensor

  • Temperature Measurement:

  • Inlet air, coolant, exhaust gas, and ambient air

  • Power Supply: 230/415 V AC, 50 Hz (for panel and sensors)

 

Customized test set up also available

The Single Cylinder Four-Stroke Diesel Engine Test Rig is a comprehensive experimental setup used to evaluate the performance, efficiency, and fuel characteristics of a compression ignition (CI) engine under varying load conditions. This test rig helps students and researchers measure critical engine parameters and analyze performance through real-time experimentation.

Widely used in mechanical, automobile, and thermal engineering labs, the system is ideal for hands-on learning of engine operation, performance evaluation, and thermodynamic cycle analysis.

 

Key Features

  • Single Cylinder Four-Stroke Diesel Engine (air or water cooled)

  • Dynamometer: Rope Brake / Eddy Current / Hydraulic for power measurement

  • Digital RPM Indicator

  • Fuel Consumption Measurement: Precision burette + stopwatch or digital flow meter

  • Air Intake System: Orifice meter with U-tube manometer or airflow sensor

  • Exhaust Gas Temperature & Cooling Water Temperature Sensors

  • Heavy-Duty Control Panel with ignition, indicators, emergency stop

  • Robust Base Frame: Powder-coated with anti-vibration mounts

 

Technical Specifications

  • Engine Type: Single Cylinder, Four-Stroke, Compression Ignition (Diesel)

  • Cooling: Air-cooled or Water-cooled (as per requirement)

  • Power Output: ~3.5–5 HP

  • Speed Range: 1500–3000 RPM

  • Fuel Measurement: Burette with stopwatch or electronic sensor

  • Air Flow Measurement: Orifice plate with manometer or digital airflow sensor

  • Dynamometer:

    • Rope Brake (Standard)

    • Eddy Current / Hydraulic (Optional)

  • Power Supply: 230 V AC, 50 Hz (for panel & instrumentation)

​

Customized test set up also available

The Twin Cylinder Four-Stroke Diesel Engine Test Rig is an advanced and comprehensive experimental setup designed to analyze the performance characteristics of a two-cylinder compression ignition (CI) engine. This rig enables precise evaluation of brake power, fuel consumption, airflow, thermal and mechanical efficiency, and allows students to perform real-time testing under variable load conditions.

It is ideal for mechanical, automobile, and thermal engineering laboratories, providing valuable hands-on experience with multi-cylinder diesel engine operation and diagnostics.

 

Key Features

  • Twin Cylinder, Four-Stroke Diesel Engine: Rugged and industrial-grade

  • Dynamometer: Eddy Current / Hydraulic / Rope Brake (as per requirement)

  • Digital RPM Measurement: With high-accuracy display

  • Fuel Measurement System: Calibrated burette with stopwatch or digital fuel sensor

  • Air Intake Measurement: Orifice meter with manometer or digital airflow sensor

  • Temperature Sensors: For cooling water, exhaust gas, and intake air

  • Control Panel: With ignition controls, load adjustment, emergency stop, and digital indicators

  • Powder-Coated Frame: Heavy-duty construction with anti-vibration mountings

 

Technical Specifications

  • Engine Type: Twin Cylinder, Four-Stroke, Water-Cooled Diesel Engine

  • Fuel: High-speed diesel

  • Power Output: ~8–12 HP (model-specific)

  • Speed Range: 1500–3000 RPM

  • Dynamometer:

    • Eddy Current (standard for precise control)

    • Rope Brake / Hydraulic (optional)

  • Fuel Flow Measurement:

    • Burette + Stopwatch (standard)

    • Digital Flow Sensor (optional)

  • Airflow Measurement:

    • Orifice Plate with U-tube Manometer

    • Digital Mass Airflow Sensor (optional)

  • Cooling System: Radiator with cooling tower and flow control

Power Supply: 230 / 415 V AC, 50 Hz (for instrumentation)

​

Customized test set up also available

The VCR Diesel Engine Test Rig is a versatile and advanced laboratory apparatus designed to demonstrate and analyze the effects of compression ratio variation on the performance of a single-cylinder four-stroke diesel engine. This setup provides hands-on experience in understanding engine thermodynamics, efficiency, combustion characteristics, and emissions under different compression ratios and load conditions.

Widely used in mechanical, automobile, and thermal engineering departments, this test rig is an essential tool for research, education, and advanced diagnostics.

 

Key Features

  • Single-Cylinder Four-Stroke Diesel Engine with adjustable compression ratio

  • Precision Screw or Lever Mechanism for easy CR adjustment (typically 12:1 to 18:1)

  • Eddy Current / Rope Brake / Hydraulic Dynamometer for load application

  • Digital RPM Display and Torque Measurement

  • Fuel Consumption Measurement via burette or digital sensor

  • Air Intake Measurement using orifice meter + manometer or airflow sensor

  • Exhaust and Cooling Water Temperature Sensors

  • Well-Organized Control Panel with emergency stop and safety features

 

Technical Specifications

  • Engine Type: Single-Cylinder, Four-Stroke, Water-Cooled, CI Engine

  • Compression Ratio Range: Adjustable from ~12:1 to ~18:1

  • Power Output: ~3.5–5 HP

  • Speed: ~1500–3000 RPM (depending on load)

  • Dynamometer:

    • Eddy Current (standard for precision)

    • Rope Brake / Hydraulic (optional)

  • Fuel System: Diesel with burette & stopwatch or digital fuel sensor

  • Air Intake System: Orifice meter with U-tube manometer

  • Cooling: Radiator and water circulation with flow control

  • Instrumentation:

    • Digital RPM Indicator

    • Exhaust Temperature Thermocouple

    • Optional: Load Cell with Digital Torque Measurement

  • Power Supply: 230 V / 415 V AC, 50 Hz (for instrumentation)

​

Customized test set up also available

The VCR Multi-Fuel Diesel Engine Test Rig is a highly versatile, research-grade apparatus designed to evaluate the performance of a Variable Compression Ratio (VCR) engine operating on multiple fuels such as diesel, biodiesel, ethanol-diesel blends, kerosene, and other alternative fuels. The test rig allows comprehensive analysis of fuel efficiency, power output, combustion characteristics, and emissions at different compression ratios and load conditions.

Ideal for mechanical, automotive, and energy research labs, this setup provides critical insights into the behavior of various fuels in CI engines — helping advance education and innovation in sustainable energy technologies.

 

Key Features

  • Single-Cylinder Four-Stroke Diesel Engine with adjustable compression ratio

  • Compatible with multiple fuels: diesel, biodiesel, ethanol blends, kerosene, etc.

  • Precision Compression Ratio Adjustment Mechanism (e.g., 8:1 to 18:1)

  • Eddy Current / Hydraulic / Rope Brake Dynamometer

  • Separate Fuel Lines and Tanks for easy switch between fuel types

  • Digital RPM & Torque Measurement

  • Fuel Flow Measurement: Burette or electronic flow sensors

  • Air Intake Measurement: Orifice + manometer or airflow sensor

  • Exhaust Gas Temperature and Cooling Water Temperature Monitoring

  • Well-Designed Control Panel with load control and safety features

  • Heavy-duty Frame: Powder-coated, with anti-vibration mounting

 

Technical Specifications

  • Engine Type: Single-Cylinder, Four-Stroke, CI Engine with VCR head

  • Cooling System: Water-cooled with radiator and thermostat

  • Power Output: ~3.5–5 HP

  • Compression Ratio Range: Adjustable from ~8:1 to ~18:1

  • Speed: 1500–3000 RPM (depending on load and fuel)

  • Dynamometer: Eddy current (standard), Rope Brake or Hydraulic (optional)

  • Fuel System:

    • Dual/multi-fuel lines

    • Interchangeable fuel tank setup

    • Fuel burette with stopwatch or electronic sensors

  • Air Intake Measurement: Orifice meter + U-tube manometer

  • Instrumentation:

    • Digital RPM & load display

    • Exhaust & coolant temperature sensors

  • Power Supply: 230 / 415 V AC, 50 Hz

​

Customized test set up also available

Port Timing Diagram – Two-Stroke Engines

A Port Timing Diagram represents the opening and closing events of the ports (inlet, transfer, and exhaust) in a two-stroke internal combustion engine during the 360° rotation of the crankshaft. It is used to understand and optimize scavenging, charging, and exhaust phases of the engine cycle.

Valve Timing Diagram – Four-Stroke Engines

A Valve Timing Diagram graphically represents the opening and closing points of the inlet and exhaust valves in a four-stroke internal combustion engine, plotted over a complete engine cycle of 720° crankshaft rotation (2 revolutions). It helps in analyzing and optimizing volumetric efficiency, scavenging, and power output.

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The Boy’s Gas Calorimeter is a precision instrument used to determine the calorific value (heat value) of gaseous fuels by measuring the heat released during combustion. It is a widely used thermodynamic lab apparatus in mechanical and chemical engineering to test fuel LPG.

This setup is ideal for teaching, training, and research on fuel properties, energy content, and combustion analysis.

 

Key Features

  • Burner Unit: With stable flame for complete combustion

  • Calorimeter Chamber: Typically copper or brass with lagging insulation

  • Water Jacket: Surrounds the flame to absorb released heat

  • Gas Flow Meter: Measures the volume of gas burned

  • Water Flow Measurement: Through graduated vessel or flow meter

  • Thermometers: For inlet and outlet water temperature measurement

  • Sturdy Frame: With mounting panel and accessories

  • Simple Operation: Ideal for student use and training

 

Technical Specifications

  • Gas Type: LPG

  • Burner: Jet-type with adjustable flame control

  • Water Flow Rate: ~0.5–2.0 liters/minute

  • Temperature Measurement:

    • Inlet & Outlet Water: 0–100°C (glass or digital thermometers)

  • Gas Flow Measurement: Rotameter or wet gas meter

  • Calorimeter Body: Copper / Brass / Stainless Steel

  • Accessories:

    • Measuring cylinder

    • Gas connection tubes

  • Water inlet and outlet piping

The Bomb Calorimeter is a high-precision apparatus used to determine the gross calorific value (GCV) of solid and liquid fuels such as coal, diesel, petrol, kerosene, biomass, and food samples. It operates on the principle of constant volume combustion, where the heat released from fuel is used to raise the temperature of a known quantity of water.

An essential equipment in mechanical, chemical, and energy engineering laboratories, it is widely used in fuel testing, thermal analysis, and combustion studies.

​

Key Features

  • Stainless Steel Combustion Bomb: Designed for high-pressure combustion

  • Calorimeter Vessel: Inner vessel with water for absorbing heat

  • Oxygen Charging Unit: For initiating complete combustion

  • Digital Temperature Measurement: High-sensitivity thermometer or RTD sensor

  • Stirring Mechanism: Ensures uniform temperature distribution

  • Outer Jacket / Insulated Container: Minimizes heat loss to surroundings

  • Ignition System: With nichrome wire and fuse for reliable ignition

  • Optional Digital Interface / DAQ System for result analysis

​

Technical Specifications

  • Sample Capacity: ~0.5 to 1.5 grams (solid or liquid fuel)

  • Calorimeter Vessel Volume: ~2 to 3 liters

  • Temperature Measurement:

    • Resolution: 0.01°C

    • Range: 0°C to 50°C

  • Ignition: Electric spark via nichrome wire

  • Oxygen Charging Pressure: ~25–30 atm (via regulator)

  • Cooling / Jacket Type: Adiabatic or isothermal (model-dependent)

  • Calorific Value Range: Up to 12,000 kcal/kg

  • Standards: As per ASTM D5865 / IS 1350 Part 2

​

Automatic / Semi Automatic also available

The Junker's Gas Calorimeter is a high-precision apparatus used to determine the gross calorific value (GCV) of gaseous fuels such as LPG, natural gas, coal gas, and biogas. It operates on the principle of continuous combustion and heat transfer, where the heat released from gas combustion is absorbed by a steady stream of water.

This equipment is ideal for engineering colleges, research laboratories, thermal power plants, and energy auditing applications.

 

Key Features

  • Stainless Steel or Copper Combustion Chamber

  • High-Efficiency Burner for complete combustion of gas

  • Continuous Water Circulation System with flow control

  • Thermometers / Digital Sensors for inlet and outlet water temperature

  • Gas Flow Measurement via rotameter or wet gas meter

  • Gas Burner with Flame Adjustability

  • Sturdy Stand and Heat-Resistant Assembly

  • Simple, Direct Measurement Method

 

Technical Specifications

  • Gas Types: Natural gas, LPG, coal gas, biogas, producer gas

  • Water Flow Rate: ~0.5 – 2 L/min (adjustable)

  • Calorimeter Body: Copper / Stainless steel with lagging

  • Temperature Measurement:

    • Inlet & outlet water: 0–100°C (thermometers or digital RTDs)

  • Gas Flow Measurement:

    • Rotameter / Wet gas meter (model-specific)

  • Burner: Jet-type with fine flame adjustment

  • Calorific Value Range: Up to 12,000 kcal/m³

  • Measurement Accuracy: ±1% (with proper calibration)

  • Mounting: Floor-standing or benchtop design

Redwood Viscometer (Type I & II)

Description:

The Redwood Viscometer is used for determining the kinematic viscosity of petroleum products and lubricants. It measures the time taken for a fixed volume of liquid to flow through a standard orifice at a specified temperature.

​

Features

•Brass oil cup with jet and valve

•Heating bath with temperature control

•Stopwatch for manual timing

•Suitable for low (Type I) and high (Type II) viscosity oils

•Digital or analog thermometer (0–100°C or 0–150°C)

​

Applications

•Engine oils

•Lubricants

•Kerosene, diesel, light fuel oils

Saybolt Viscometer

Description

The Saybolt Viscometer determines viscosity in Saybolt Universal Seconds (SUS). It is primarily used in the petroleum industry for measuring the flow time of refined fuels and lubricants at controlled temperatures.

Features

  • Stainless steel oil cup with universal orifice

  • Electric heater with thermostat

  • Timing device (manual or digital stopwatch)

  • Dual thermometer mounts (inlet and outlet)

Applications

  • Aviation fuels

  • Diesel and gasoline

  • Transformer oil and other refined products

Torsion Viscometer

Description

The Torsion Viscometer is a precision instrument used to measure dynamic viscosity using the torsional resistance of a rotating spindle immersed in the test fluid. It is ideal for scientific and research applications.

Features

  • Precision torsion head with calibrated spring

  • Rotating bob or disc immersed in fluid

  • Adjustable sample chamber

  • Dial gauge or digital readout for deflection

  • Accurate torque-to-viscosity conversion

Applications

  • Greases, syrups, paints, and thick fluids

  • Research and R&D labs

  • Non-Newtonian fluid behavior analysis

Abel Flash Point Apparatus (Closed Cup)

Description

The Abel apparatus is used to determine the flash point of petroleum products having flash points below 70°C (except fuel oils and liquids containing suspended matter).

Features

  • Brass test cup with lid and shutter mechanism

  • Oil/water bath with immersion heater

  • Stirrer with insulated handle

  • Thermometer holder (0–100°C)

  • Digital/analog temperature control

Pensky–Martens Apparatus (Closed Cup)

Description

The Pensky-Martens Closed Cup (PMCC) apparatus is used for determining the flash and fire points of petroleum products with flash points above 70°C.

Features

  • Brass oil cup with hinged lid and shutter

  • Stirrer (manual/automatic) for uniform heating

  • Electrically heated bath with digital control

  • Ignition device with test flame exposure

Cleveland Open Cup Apparatus (COC)

Description

The Cleveland Open Cup apparatus is used to determine flash and fire points of lubricating oils, heavy fuels, and petroleum products with flash point above 80°C.

Features

  • Brass/open test cup with supporting ring

  • Electric heater with rheostat/digital controller

  • Test flame exposure system

  • Thermometer (up to 400°C)

The Thruston Oil Tester is a laboratory apparatus used to determine the dielectric strength (breakdown voltage) of insulating oils. Electrical insulating oils (transformer oils, switchgear oils, etc.) play a vital role in cooling and insulating high-voltage equipment. With time, oil quality deteriorates due to moisture, suspended particles, and aging, lowering its dielectric strength.

This apparatus provides a standardized method to assess the breakdown voltage of insulating oils, ensuring their suitability and safety for electrical applications.

The oil sample is placed between two hemispherical electrodes at a specified gap. A gradually increasing voltage is applied until the oil breaks down electrically (discharges). The voltage at which breakdown occurs is recorded as the Dielectric Strength (kV/mm).

 

Key Features

  • Standard test cell with two hemispherical brass electrodes

  • Adjustable electrode gap (typically 2.5 mm)

  • Transparent oil testing vessel with insulating stand

  • High-voltage transformer with variable control

  • Digital/analog voltmeter for precise breakdown reading

  • Safety interlocks for operator protection

 

Technical Specifications (Typical)

  • Voltage Range: 0 – 60 kV AC (variable)

  • Electrode Material: Brass, hemispherical (12.5 mm radius)

  • Electrode Gap: 2.5 mm (standard, adjustable if required)

  • Test Oil Volume: ~500 ml

  • Measuring Accuracy: ±1%

Conforms To: IS:6792 / IEC 60156 / ASTM D877 standards

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