Laboratory of Specialisation
A tantárgyleírás hatályossága
| Subject name (Hungarian, English) |
Villamos gépek és hajtások laboratórium
Laboratory of Specialisation
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| Subject code | BMEVIVEAC07 | ||||||||||||
| Subject type | — | ||||||||||||
| Training Level | — | ||||||||||||
| Course types and hours (weekly/semester) |
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| Assessment type | félévközi érdemjegy | ||||||||||||
| Credits | 4 | ||||||||||||
| Subject coordinator |
DR. Számel László
position: egyetemi docens
contact:
szamel.laszlo@vik.bme.hu
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| Responsible department |
Villamos Energetika Tanszék
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| Faculty | Villamosmérnöki és Informatikai Kar | ||||||||||||
| Subject website | — | ||||||||||||
| Primary curriculum type | — | ||||||||||||
| Direct prerequisites – Strong prerequisite | none | ||||||||||||
| Direct prerequisites – Weak prerequisite | none | ||||||||||||
| Direct prerequisites – Parallel prerequisite | none | ||||||||||||
| Direct prerequisites – Milestone prerequisite | none | ||||||||||||
| Direct prerequisites – Exclusion | none |
Objectives
In the field of electrical energy systems
Line reaction of electric equipment
Measurement,
calculation, and technical evaluation of
energy quality parameters by standard methods
Overcurrent protection
Calculation
of protection device adjustment. Modelling and testing of the network in cases
of short-circuits of different types.
In the field of switchgears and equipments
Ideal switch-off of DC and AC faults.
Calculation
and measurement of voltage appearing between the contacts of a switch
Investigation
of the electric arc and arc interruption
Measurement
of the voltage-current and voltage-length characteristics and comparison to
calculation results obtained from arc models. Interruption of AC and DC arc.
Investigation of the operation of fuses and miniature circuit breakers.
Measuring
the characteristics of a fuse model and a miniature circuit breaker.
In the field of the electrical machines:
Investigation of induction machines
Measurments
of the no-load and short-circuit
parameters and diagrams of the induction motor. Real load motor measurements.
Investigation of the synchronous
machines
Measurements
of the no-load and short-circuit
parameters and diagrams of the synchronous machine. Line synchronization of the
rotating synchronous generator. Measurement of the V-curves and current
diagram
Investigation of DC motor
Measurement
of output characteristic of a DC generator. Measurement of the mechanical
(speed- moment) characteristic of a DC motor with auxiliary excitation.
Measurement of efficiency of the whole motor-generator group.
Investigation of three-phase transformers
Specifying of
the one-phase equivalent circuit of three-phase transformers. Measurement of
the no-load and short-circuit parameters of three-phase transformers.
Identifying the connection group of the transformer. Investigation of the near-saturation
and transient behavior.
In the field of electric drives
Investigation of chopper-fed DC servo drive
Investigation
of the controlled DC servo drive. Measurement of the load performance of the
drive. The influence of current
limitation on the drive behavior.
Investigation of four-quadrant DC drive
Measurement
of line-commutated, phase-controlled converter
DC drive. Converters without circulating current. Process of commutation.
Investigation of the four-quadrant modes on the input AC and output DC sides
Investigation of frequency converter
fed induction motor drive
Three-phase
Park vector analysis by means of oscilloscope. Open-loop (U/f) control method. PWM
technics and their analysis. Comparison of the open-loop and closed-loop
control strategies.
Learning outcomes
Ez a tantárgy a KKK rendeletben meghatározott, következő kompetenciák fejlesztését szolgálja:
Knowledge
No learning outcomes recorded.
Skills
No learning outcomes recorded.
Attitudes
No learning outcomes recorded.
Autonomy and responsibility
No learning outcomes recorded.
Oktatási módszertan
Tanulástámogató anyagok
Online források
Recommended preliminary knowledge for completing the subject
General rules
Assessment methods
In-term assessments
No detailed assessments provided.
Weight of in-term assessments
No weights provided.
Exam-period assessments
No detailed assessments provided.
Weight of exam elements
No weights provided.
Grade calculation
No grade thresholds provided.
Attendance requirements
No attendance requirements provided.
Rules for retake and resubmission
Not provided.
Short description
Not provided.
Detailed description
Not provided.
Recommended courses
Workload to complete the subject
No workload breakdown provided.
Validity of subject requirements
Curriculum placement
No curriculum placements recorded for this subject version.