G.U.N.T. Gerätebau GmbH, Hanskampring 15-17, 22885 Barsbüttel, Germany
Phone: +49 40 670854-0, E-mail: [email protected], Web: www.gunt.de
SYSTEME FÜR DIE TECHNISCHE AUSBILDUNG
EQUIPMENT FOR ENGINEERING EDUCATION
LABORATORY PROPOSAL
for Engineering Colleges
C43 Fluid Mechanics - Fluid Machinery
Contents: 1) Subjects & Learning Topics Covered
2) Schedule of Requirements
3) Equipment Overview (Poster)
SYSTEME FÜR DIE TECHNISCHE AUSBILDUNG
EQUIPMENT FOR ENGINEERING EDUCATION
C43 Fluid Mechanics - Fluid Machinery Laboratory
1) Covered subjects based on the curricula of Engineering Colleges
The major topics of learning of this laboratory include – but are not limited to – the following activities:
design and function of Pelton turbine and Francis turbine
determination of torque, power and efficiency
graphical representation of characteristic curves for torque, power and efficiency
characteristic at constant head o relationship between torque and speed o efficiency dependent on speed o flow rate dependent on speed o hydraulic power and mechanical power dependent on speed
evaluation of measuring values and characteristics based on the theory
partial load behaviour with needle control in comparison to throttle control
principle of operation of centrifugal pump, piston pump and gear pump
recording the pump characteristics
measuring the inlet and outlet pressure
determining the flow rate
recording the pump characteristics for different speeds
power and efficiency curves
measuring the electrical drive power
determining the hydraulic power
calculating the efficiency
pressure curves of delivery pressure and cylinder pressure
influence of pulsation damping
p-V diagram
relationship between head and speed
effect of pressure limitation
determination of efficiencies
principle of operation of an axial turbine
determination of power and efficiency
recording of the characteristic curve
comparison of experiment and calculation
principle of operation of a reaction turbine
characteristic curves at constant head
relationship between torque and speed
efficiency dependent on speed
flow rate dependent on speed
hydraulic power and mechanical power depending on speed
investigation of pumps in series and parallel configuration o determining the head o recording the pump characteristics
SYSTEME FÜR DIE TECHNISCHE AUSBILDUNG
EQUIPMENT FOR ENGINEERING EDUCATION
o determining the hydraulic power o determining the operating point
principle of operation of an action turbine
partial load behaviour with controlling the number of nozzles in comparison to throttle control
operating behaviour and characteristic variables of a radial compressor
recording of the compressor curve for both stages
effect of the rotor speed on the pressure
effect of the rotor speed on the flow rate
distribution of stage pressure ratios
effect of compression on the temperature increase
determination of hydraulic power output and efficiencies
formation of cavitation
observation of cavitation effect
how speed, inlet pressure, flow rate and temperature affect cavitation
familiarisation with the basic principle of a multi-head diaphragm pump
flow rate and mixing ratio depending on o the stroke o the stroke rate o the counter pressure
familiarisation with the basic principle of a rotary vane pump
simulation of leaks
generation of negative pressure over time
determination of the flow rate as a function of the counter pressure
determination of power output curves at different speeds o hydraulic power output o mechanical power output
determination of the head and of the turbine efficiency
investigation of the influence of the guide vane position on power output and efficiency
design and function of an impulse turbine
determination of torque, power and efficiency
graphical representation of characteristic curves for torque, power and efficiency
investigation of the effect of nozzle pressure and number of nozzles
operating behaviour and characteristic variables of an axial fan
recording the fan characteristic (differential pressure as a function of the flow rate)
effect of the rotor speed on the pressure
effect of the rotor speed on the flow rate
stall
setup and principle of a radial fan
plotting fan and system characteristics
volumetric flow rate measurement methods based on the differential pressure method using:
o iris diaphragm o Venturi nozzle o familiarisation with various differential pressure gauges
SYSTEME FÜR DIE TECHNISCHE AUSBILDUNG
EQUIPMENT FOR ENGINEERING EDUCATION
2) Schedule of requirements
Item No. Description Code Quantity
Item 1 Base module for experiments in fluid mechanics HM 150 2 pcs.
Item 1.1 Operating principle of a Pelton turbine HM 150.19 1 pcs.
Item 1.1.1 Speed sensor HM 082 1 pcs.
Item 1.2 Operating principle of a Francis turbine HM 150.20 1 pcs.
Item 1.2.1 Speed sensor HM 082 1 pcs.
Item 1.3 Centrifugal pump HM 150.04 1 pcs.
Item 1.4 Series and parallel configuration of pumps HM 150.16 1 pcs.
Item 2 Cavitation in pumps HM 380 1 pcs.
Item 3 Multi-head diaphragm pump CE 271 1 pcs.
Item 4 Rotary vane vacuum pump CE 272 1 pcs.
Item 6 Series and parallel configuration of pumps HM 284 1 pcs.
Item 7 Experiments with a piston pump HM 285 1 pcs.
Item 8 Experiments with a gear pump HM 286 1 pcs.
Item 9 Experiments with an axial turbine HM 287 1 pcs.
Item 10 Experiments with a reaction turbine HM 288 1 pcs.
Item 10.1 Base unit for turbines HM 290 1 pcs.
Item 11 Experiments with a Pelton turbine HM 289 1 pcs.
Item 11.1 Base unit for turbines HM 290 1 pcs.
Item 12 Experiments with an action turbine HM 291 1 pcs.
Item 12.1 Base unit for turbines HM 290 1 pcs.
Item 13 Experiments with a radial compressor HM 292 1 pcs.
Item 14 Experiments with a radial fan HM 280 1 pcs.
Item 15 Experiments with an axial fan HM 282 1 pcs.
Item 16 Characteristic variables of a radial fan HM 210 1 pcs.
Fans and compressors Turbines Pumps
Made in Germany
Please refer online to our lab proposals at www.gunt.de · services · download · lab proposal
In accordance to curricula of engineering colleges
G.U.N.T. Gerätebau GmbH
Hanskampring 15 -17D-22885 BarsbüttelGermany
phone: +49 (0) 40 67 08 54 - 0fax: +49 (0) 40 67 08 54 - 42e-mail: [email protected]
E q u i p m e n t f o r e n g i n e e r i n g e d u c a t i o n
Fluid mechanics
Fluid machinery
HM 292Experiments with a radial compressorTwo-stage compressor: recording of the compressor curve for both stages
HM 282Experiments with an axial fanOperating behaviour and characteristic variables of an axial fan
HM 280Experiments with a radial fanOperating behaviour and characteristic variables of a radial fan; two interchangeable rotors
HM 210Characteristic variables of a radial fanDetermining the flow rate through iris diaphragm or venturi nozzle
HM 150.19Operating principle of a Pelton turbineModel of an impulse turbine with adjustable nozzle; determination of efficiency
HM 150.04Centrifugal pumpDetermining the characteristics of a typical centrifugal pump
HM 150.16Series and parallel configuration of pumpsDetermining the characteristic curves and hydraulic power output and comparison of series and parallel operating modes
HM 421Kaplan turbine trainerFour-bladed Kaplan turbine with guide vane adjustment for varying power
HM 285Experiments with a piston pumpRecord characteristics of a reciprocating positive-displacement pump
HM 288Experiments with a reaction turbineRecord characteristics of a turbine based on the reaction force
HM 290Base unit for turbines
HM 380Cavitation in pumpsVisualisation of cavitation effects in a transparent pump; how speed, inlet pressure, flow rate and temperature affect cavitation
HM 270Impulse turbineInvestigation of a compressed air driven axial impulse turbine
CE 272Rotary vane vacuum pumpGeneration of negative pressure over time
HM 150.20Operating principle of a Francis turbineModel of a reaction turbine with adjustable guide vanes and determination of the efficiency
HM 284Series and parallel configuration of pumpsDemonstration of series, parallel and the individual operation of centrifugal pumps
HM 287Experiments with an axial turbineRecord characteristics of an axial reaction turbine
HM 286Experiments with a gear pumpRecord characteristics of a rotary positive- displacement pump
CE 271Multi-head diaphragm pumpMetering pump with 3 pump heads
HM 272Reaction turbineInvestigation of a compressed air driven radial reaction turbine
HM 291Experiments with an action turbineRecord characteristics of an axial impulse turbine
HM 289Experiments with a Pelton turbineRecord characteristics of a free jet turbine