Air Flow
Showing 10–18 of 24 results
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Air Flow and Thermodynamics
Flow Visualization Wind Tunnel
The apparatus is intended for visualization of stream lines flow around models.
The apparatus consists of a stilling entrance, a contraction section with air flow straighteners, a streamlines distributor, a viewing window, and a smoke generator.
Air flow is generated by a fan. The window has a black back ground and side lights are provided for better visualization of the streamlines. The stream lines are in a vertical pattern. Models are provided.
Instruction manual is also included.
TYPICAL EXPERIMENTS- Laminar and turbulence flow observation.
- Flow patterns around bodies.
- Boundary separation on bodies.
- Effects of angle of attack.
TECHNICAL DATAViewing window 180 x 250 mm Number of streamlines 18 Smoke generator 1 ea. with smoke fluid Models - 1 x Aerofoil NACA 0015 profile
- 1 x Cylinder
- 1 x Plate
- 1 x Automobile
Power supply 220V 1Ph 50 Hz. Other power supply is available on request. (0 reviews) -
Air Flow and Thermodynamics
Laboratory Air Conditioning System
This is an open circuit air conditioning system with transparent window.
The unit consists of a fan, a compressor and condenser, a humidifier, a preheater, a cooling unit, a reheater, and measuring instruments.
Variable speed inlet fan deliver air to the duct. A steam humidifier injects moisture to the duct inlet. The humidified air passes through a preheater, a cooling unit, and a reheater before exit to the atmosphere. Steam generator, compressor and condenser are underneath the duct.
Instruments are provided for measurement of temperatures, pressures, humidity, power, air flow rate, and refrigerant flow rate.
The unit is on a steel frame on wheels.
Instruction manual is also included.
TYPICAL EXPERIMENTS- Familiarization with an open air conditioning system and components.
- Determination of humidification, preheating, cooling and dehumidification, and reheating processes.
- Energy balance in the preheater, evaporator, and reheater.
- Demonstration of humidification, preheating, cooling and dehumidification, and reheating processes on psychrometric chart.
- Demonstration of refrigeration cycle on Pressure-Enthalpy diagram of the refrigerant R134a.
TECHNICAL DATAAir duct 250 x 250 mm, stainless steel sheet Fan with speed controller – Maximum airflow rate 750 m3/h Humidifier 1500 W Preheater 3 x 500 W Reheater 3 x 500 W Evaporator 250 x 250 mm Compressor 0.55 kW Refrigerant R134a Temperature controller 1 ea. – Sensors with digital display - Air flow rate, velocity sensor, 0-3 m/s
- Temperature at duct inlet, humidifier, preheater inlet and outlet, evaporator outlet, reheater outlet, compressor inlet and outlet and condenser outlet.
- Power for compressor, humidifier, preheater and reheater
Refrigerant rotameter 1 ea. Portable temperature / humidity meter 1 ea. Pressure gauges 2 ea. Software for data display and analysis by computer (separately supplied). Power supply 380 V, 3 Ph, 50Hz. Other power supply is available on request. (0 reviews) -
Air Flow and Thermodynamics
MP 315D Subsonic Wind Tunnel: Downstream Fan
The subsonic wind tunnel is an open circuit down stream fan type designed for studying the subsonic aerodynamics. It is to be used with optional accessories and models below.
The air enters the tunnel via a wire mesh screen and a flow straightener. A high contraction ratio section ensures uniform velocity across the transparent test section. Downstream of the working section is a low angle diffuser which terminates at the tunnel fan. The diffuser and contraction sections have a high quality internal finish to minimize the boundary layer effects. The fan impeller blades are of an aerofoil design cast aluminum to ensure maximum aerodynamic efficiency and minimum turbulence. Fan speed is adjustable by an inverter.
Four equally spaced static pressure taps are connected to a manifold to minimize effects from a model. Air speed is indicated by an inclined manometer and a calibration graph. Models are mounted on two components balance support with digital display for measurement of drag and lift. Model holder can be rotated to allow quick change on the angle of incidence. This angle is indicated on an angular scale.
The tunnel is on a frame with adjustable footings for table top mounting.
Instruction manual is also included.
TYPICAL EXPERIMENTS- Pressure and velocity measurement.
- Estimation of drag coefficients of various bodies, eg. sphere, hemisphere, disc, streamlined shape etc.
- Estimation of drag and lift coefficients of an aerofoil.
- Pressure distribution around an aerofoil or a cylinder.
- Investigation of boundary layer at a flat plate by measuring total head distribution.
- Stream lines visualization using a smoke generator.
- Wakes behind models.
TECHNICAL DATAFan: – Diameter 300 mm – Impeller Single stage, aerofoil blade Contraction area ratio 9:1 Test section 150 mm x 150 mm x 450 mm long, transparent on three sides Maximum air velocity Over 30 m/s Measuring instruments – Water manometer Twin type – Wind velocity Multiple taps contraction section differential pressure with velocity calibration graph (to be used with inclined water manometer above) – Sensors with digital display – Lift and drag Two component balance with model holder for measurement of lift and drag Software for data display and analysis by computer (separately supplied). Power supply 220 V, 1 Ph, 50 Hz. Other power supply is available on request. (0 reviews) -
Air Flow and Thermodynamics
MP 330D Subsonic Wind Tunnel: Downstream Fan
This subsonic wind tunnel is an open circuit down stream fan type designed for studying the subsonic aerodynamics. It is to be used with optional accessories and models below.
The air enters the tunnel via an entrance flare. A flow straightener, three wire mesh screens, and a high contraction ratio section ensure uniform velocity across the transparent test section. Downstream of the working section is a low angle diffuser which terminates at the tunnel fan. The diffuser and contraction sections have a high quality internal finish to minimize the boundary layer effects. The fan impeller blades are of an aerofoil design cast aluminum to ensure maximum aerodynamic efficiency and minimum turbulence. Fan speed is adjustable by an inverter.
Four equally spaced static pressure taps are connected to a manifold to minimize effects from a model. Air speed is indicated by an inclined manometer and a calibration graph. Models are mounted on two components balance support with digital display for measurement of drag and lift. Model holder can be rotated to allow quick change on the angle of incidence. This angle is indicated on an angular scale.
The tunnel is mounted on a steel table on wheels.
TYPICAL EXPERIMENTS- Pressure and velocity measurement.
- Estimation of drag coefficients of various bodies, eg. sphere, hemisphere, disc, streamlined shape etc.
- Estimation of drag and lift coefficients of an aerofoil.
- Pressure distribution around an aerofoil or a cylinder.
- Effects of instability of a “flutter Wing”.
- Investigation of boundary layer at a flat plate by measuring total head distribution.
- Stream lines visualization using a smoke generator.
- Wakes behind models.
TECHNICAL DATAFan : – Diameter : 500 mm. – Impeller : Single stage, aerofoil aluminum blade. Contraction area ratio : 7:1. Air velocity control : Inverter. Test Section : 300 mm x 300 mm x 600 mm long, transparent on three sides. Maximum air velocity : Over 30 m/s. Measuring instruments – Water manometer : Twin type. – Wind velocity : Multiple taps contraction section differential pressure with velocity calibration graph (to be used with inclined water manometer above). – Lift and drag : Two component balance for measurement of lift and drag. Power supply : 380 V 3 Ph 50 Hz. Other power supply is available on request. (0 reviews) -
Air Flow and Thermodynamics
Multi Stage Centrifugal Air Compressor Demonstration Unit – Computer Interface
This is a bench top unit for studying the multi stage centrifugal air compressor characteristics with data analysis by computer.
The unit consists of a small multi stage air compressor with a motor on a steel base, inlet and outlet ducts, sensors and software.
Speed control is by a variac.
Instruction manual is also included.
TYPICAL EXPERIMENTS- Flow rate vs pressure.
- Compressor input, output, and overall efficiency.
- Effect of speed on compressor performance.
TECHNICAL DATACompressor – Type 2 stage, centrifugal – Rated maximum flow rate 0.03 m3/s – Rated maximum pressure 25 kPa Inlet duct Transparent with orifice Outlet duct Transparent with damper Speed control Variac Sensors with digital display - Differential pressure across the fan
- Differential pressure at the orifice
- Temperature of inlet air
- Compressor speed
- Input power
Computer interface unit Software for data display and analysis by computer (separately supplied). Accessory Barometer Power supply 220 V, 1 Ph, 50 Hz. Other power supply is available on request. (0 reviews) -
Air Flow and Thermodynamics
Recirculating Air Conditioning Unit (with Climatic Chamber)
This is a recirculating air conditioning unit with transparent windows and a climatic chamber.
Inlet air is cooled and preheated by a heater and latent heat by a humidifier before entering the climatic chamber for demonstration of climate control. The air in the climatic chamber is further heated by a heater and a humidifier before leaving. A fan after the preheater circulates the air. Part of the air leaving the climatic chamber is vented and the remaining is recirculated with make up fresh air entering the inlet duct. The amount of air recirculation is controlled by ventilation flaps. Steam generator, compressor and condenser are underneath the duct.
Measuring instruments are provided for air flow rate, and temperature and humidity at various stages. Additional instruments are provided for measurement of refrigerant flow rate, temperature and pressure as well as power for the compressor and heat sources.
The unit is on steel frame on wheels.
Instruction manual is also included.
TYPICAL EXPERIMENTS- Familiarization with recirculating air conditioning system and components.
- Determination of preheating, cooling and dehumidification, humidification, and reheating processes.
- Energy balance in the preheater, evaporator, and reheater.
- Demonstration of preheating, cooling and dehumidification, humidification, reheating, and mixing processes on psychrometric chart.
- Demonstration of refrigeration cycle on Pressure-Enthalpy diagram of the refrigerant R134a.
- Determination of recirculating and mixing process of moist air.
- Effects of climatic chamber heat loads.
TECHNICAL DATAAir duct 250 x 250 mm section. Climatic chamber Approx. 180 L Fan Adjustable speed – Maximum airflow rate Approx. 750 m3/h Humidifier 3000 W, adjustable. Preheater 3x 400W, adjustable Reheater 3x 200W, adjustable Evaporator 250 x 250 mm. Compressor Approx. 0.55 kW. Refrigerant R134a Temperature controller 1 ea. Measuring instruments – Sensors with digital display - Air flow rate , velocity sensor
- Temperatures at duct inlet, humidifier preheater inlet and outlet, evaporator outlet, reheater outlet, compressure inlet and outlet and condenser outlet.
- Power measurement for compressor, humiditier, preheater and reheater
– Portable temperature/humidity meter 0-50°C 10-90% RH, at duct inlet preheater inlet and climatic chamber outlet – Refrigerant rotameter Approx. 0.15-1.5 Lpm – Pressure gauges 2 ea. Software for data display and analysis by computer (separately supplied). Power supply 380 V 3 Ph 50 Hz. Other power supply is available on request. (0 reviews) -
Automotive
Single Cylinder Engine Test Bed (502)
This is a standard test bed for a single cylinder gasoline or diesel engine.
The engine is connected to a dynamometer on the test bed by a direct coupling with a safety guard. Instruments are provided for measurement of dynamometer torque and speed, fuel flow rate, air flow rate, and temperatures. Dynamometer load and engine throttle are manually controlled. The fuel tank and the air box are on a stand next to the engine. The test bed requires outside water supply for cooling.
Instruction manual is also included.
TYPICAL EXPERIMENTS- Torque vs engine speed at various throttle setting.
- Engine brake horsepower and efficiency vs speed
- Specific fuel consumption
- Air/fuel ratio
- Volumetric efficiency
TECHNICAL DATADynamometer – Type Water brake absorber. – Maximum torque At 2500 rpm. over 110 Nm. – Maximum speed 8000 rpm. Engine Single cylinder gasoline engine 3.7 kW or as required. Measuring instruments – Fuel flow rate Graduated cylinder and stopwatch. – Air flow rate Air box with pulse reducer, orifice plate, and inclined water manometer. – Sensors with digital display - Engine speed.
- Dynamometer torque.
- Temperature for absorber water outlet, ambient air and exhaust gas.
Accessories Fuel tank and coupling guard. Software for data display and analysis by computer (separately supplied). Power supply 220 V, 1 Ph, 50 Hz. Other power supply is available on request. (0 reviews) -
Automotive
Single Cylinder Engine Test Bed (502E)
This is a standard test bed for a single cylinder gasoline or diesel engine.
The engine is connected to a dynamometer on the test bed by a direct coupling with a safety guard. Instruments are provided for measurement of dynamometer torque and speed, fuel flow rate, air flow rate, and temperatures. Dynamometer load and engine throttle are manually controlled. The fuel tank and the air box are on a stand next to the engine.
Instruction manual is also included.
TYPICAL EXPERIMENTS- Torque vs engine speed at various throttle setting.
- Engine brake horsepower and efficiency vs speed
- Specific fuel consumption
- Air/fuel ratio
- Volumetric efficiency
TECHNICAL DATADynamometer – Type Air cooled eddy current absorber – Maximum speed Over 5000 rpm In the case of diesel engine, larger capacity, EDA-010A-2 is supplied. Engine Single cylinder gasoline engine 3.7 kW or as required. Measuring instruments – Fuel flow rate Graduated cylinder and stopwatch – Air flow rate Air box with pulse reducer, orifice plate, and inclined water manometer – Barometer – Sensors with digital display - Torque and speed.
- Temperatures for absorber water outlet, ambient air, and exhaust gas
Accessories Fuel tank and coupling guard Software for data display and analysis by computer (separately supplied). Power supply 220 V, 1 Ph, 50 Hz. Other power supply is available on request. (0 reviews) -
Automotive
Single Cylinder Gasoline Engine Test Bed: Computer Control
This is a test bed for a single cylinder gasoline engine with computer control.
The engine is connected to a dynamometer on the test bed by a coupling with a safety guard. A fuel tank with a fuel flow and an air flow measuring instruments are on a stand next to the engine.
Data display, analysis, and control are by computer (separately supplied).
The dynamometer requires outside water supply for cooling.
Instruction manual is also included.
TYPICAL EXPERIMENTS- Torque vs engine speed at various throttle setting.
- Engine brake horsepower and efficiency vs speed
- Specific fuel consumption
- Air/fuel ratio
- Volumetric efficiency
TECHNICAL DATADynamometer – Type Water brake absorber. – Maximum Torque At 2500 rpm. over 110 Nm. – Maximum Speed 8000 rpm. Engine Gasoline engine 3.7 kW, or as required. Sensors with digital display - Dynamometer torque
- Engine speed
- Fuel flow rate
- Differential pressure for air box with pulse reducer and orifice plate for measuring air flow rate
- Temperature for absorber water outlet, ambient air, and exhaust gas
Control Engine throttle and dynamometer load. Computer interface unit and software for data display, analysis, and control by computer (separately supplied). Power supply 220V 1 Ph 50 Hz. Other power supply is available on request. (0 reviews)