(Generator synchroniczny do prób napięciem indukowanym jedno- i Keywords: synchronous generator, induced AC voltage test, power transformer. PRZETWORNICA CZĘSTOTLIWOŚCI 50/i. Generator synchroniczny GAdi. kVA, V, obr/kin, Silnik synchroniczny GAd tj. 6BO kW. W artykule wykazano że generator synchroniczny może być z powodzeniem użyty jako Keywords: distributed generation, synchronous generator, stand- alone.
|Published (Last):||6 August 2008|
|PDF File Size:||10.80 Mb|
|ePub File Size:||14.68 Mb|
|Price:||Free* [*Free Regsitration Required]|
The voltages and currents of the stator in the dq0 coordinate system as well as the field voltage and excitation current contain mainly a constant component.
Some of the words may be incorrectly translated or mistyped. FIR filters can be designed to be linear-phase. Online estimation of synchronous generator parameters snchroniczny PRBS perturbations. The large error of stator resistance estimation can be avoided by assuming in the computational model the resistance from the catalogue henerator provided by manufacturers or the resistance determined by the technical method instead of the estimation of this parameter.
If you are searching for a word in the Chinese dictionary and not receiving any results, try without Pinyin term in brackets.
Assessment of the accuracy of synchronous generator model
Those waveforms were disturbed with Gaussian noise with zero mean value, thus approximately simulating the real measurement signals. Under normal operating conditions, the value of the generator stator resistance does not influence the waveforms of electrical quantities significantly.
Sometimes you can synchronicznu translation results directly from Google by typing: Retrieved from ” https: It is convenient to transform the stator voltages and currents to the Park dq0 coordinate system. Structural model of the generating unit in Matlab — Simulink environment 0. This page was last edited on 17 Decemberat It was also assumed that the generator was operating in a single-machine power system PS under a load close to the rated one [7,10,11].
Filtration of the waveforms Three-phase voltages and currents of the stator of frequency 50 Hz as well as the field voltage and excitation current were the measured electrical quantities of the generator.
It aims at restoring the original order of the samples. The model consists of: You may do so in any reasonable manner, but not generaotr any way that suggests the licensor endorses you or your use. Afterwards, you simply type the chosen keyword in the address bar to start the search in the chosen dictionary. Separating magnets and electromagnetic separators used to remove ferromagnetic elements and impurities from non-magnetic material carried on belt conveyors in mining, food and power industry.
Induction motors squirrel cage motors, double speed squirrel cage motors, slipring motors, asynchronous synchronized motors in standard or Ex design Exp, Exn, Exe used as drives for fans, pumps, mills, compressors, mixers, belt conveyors and other industrial equipment.
Of the parameters, the most difficult to determine are the stator resistance and the subtransient reactance in the q axis, independently of the filter used in the investigations. From Wikimedia Commons, the free media repository.
Parameter estimation results for the pseudorandom signal Table 2. Decemberpp. Diagram showing the basic layout of a Rankine cycle transform heat, in turbogenerators, to electric energy; Fluid is pumped to high pressure going from state 1 to 2. It can result in errors arising in the process of electromagnetic parameter estimation of a synchronous generator. Schematic diagram of zero-phase filtering 0. Exemplary waveform of errors resulting from filtration of the stator voltage in the d axis Ifd, p.
The parameter estimation was performed for a turbogenerator with the ratings: Threetransfer-function approach for building phenomenological models of synchronous machines, Generation, Transmission and Distribution, IEE Proceedings, Vol.
These dictionaries are the result of the work of many authors who worked very hard and finally offered their product free of charge on the internet thus making it easier to all of us to communicate with each other.
File:Rankine cycle layout PL w gen.png
Why not add a EUdict search form to your web site? Heat is added in the boiler by the burning of fuel although heat can be added by any method boiling the fluid to state 3. We invite you to work with us in the supply and maintenance of our range of generators and electrical motors. Noisy dynamic waveforms caused by introducing a disturbance in the form of a step change in the reference voltage or a pseudorandom signal to the generator voltage regulator system were the basis of estimation.
Total number of language pairs: Description Rankine cycle layout PL w gen. Application of the stationary DC decay test to industrial genrrator model parameter estimation. Polish – English Results for: Synchronous generators driven by diesel engine for continuous duty or standby power supply in local or industrial power plants, including biomass-fired plants.
Assessment of the accuracy of synchronous generator model
It can be seen that the maximum error is small because it does not exceed 0. Zwykle zastosowany jest generator synchroniczny. Noisy waveforms of the stator voltages and currents in the d and q axis synchroniczmy well as the generator field voltage and excitation current when disturbing the machine steady operation with a PRBS signal 18 0.
Use of Pareto optimisation for tuning power system stabilizers. Two-pass recursive digital filter with zero phase shift.
When analyzing symmetrical transient states of the generator for which the stator star point is non-grounded, there is no zero-sequence component. There is a way to enable word translation from any page: And you’re ready to go; select EUdict from the drop-down list in search field Firefox or address bar IEgeneratkr a word and press Enter.
Schematic diagram of the generating unit operating in a single-machine PS The introduced disturbance resulted in changes of the waveforms of: Wide range of offered basic technical parameters such as output, voltage, rotating speed and number of pole pairs. The most common way is by word input you must synchgoniczny which language the word is in but you can also use your browser’s search box and bookmarklets or favelets.