Advanced calibration methods are crucial in designing high performance analog and mixedsignal vlsi circuits. It is very useful device to ensure we get the true reading of measurement. A method for deciding node density in nonuniform deployment. Distortionmeter or more precisely distortion factor meter is an electronic measuring instrument which displays the amount of distortion added to the original signal by an electronic circuit. Linearity is the measure of variation in signal output across the nominal flow range of the meter. How to convert autocad meter drawing into inch feet. The quality factor is one of the parameters of the oscillatory system, which shows the relation between the storage and dissipated energy. Group and phase delay measurements with vector network analyzer zvr using a vector network analyzer from the zvr family, not only magnitude and phase can be measured, but also group delay and even phase delay. We present a nonbinary capacitor array calibration method for a high performance successive approximation analogtodigital converter adc. Giant dipole resonance new experimental perspectives sudhee r.
Density meters ultimate real world performance unchallengeable elite performance on liquid mass flow, volume flow, and density measurements bestinclass gas mass flow measurement reliable twophase flow measurement for the most challenging applications designed to minimize process, mounting, and environmental effects view product. If a pdf file does not have an embedded scale, the measure tool will adapt. Frequencymultiplying optoelectronic oscillator with a. Using error vector magnitude measurements to analyze and. Measurement of dielectric properties at 75 325 ghz using a. By using lownoise triaxial cables, the probe shielding reaches as far as the probe tip, and stray capacitance paths are greatly reduced. Looking at our beer mug analogy above, power factor would be the ratio of beer kw to beer plus foam kva. A theoretical study on the interpretation of resistivity.
Fulfillment of the requirements for the degree doctor of philosophy. A meter prover is a device used to verify flow meter uncertainty in order to establish. Bandwidth, q factor, and resonance models of antennas. Understanding the cat ratings on a voltmeter a voltmeter is a widely used instrument in the electrical industry, utilized to measure voltages at various circuit points mainly in order to troubleshoot a problem. Distortion factor article about distortion factor by the. From that we can determine the right root cause of equipment and. Usually, the sensors near the sink tend to deplete their. Methods for unambiguous electrical delay measurements using a. Rf vector impedance meter uses application note 19 the tomco te rf impedance analyzer is a powerful, easy to use test instrument providing outstanding performance at a very affordable price. It is also possible to set different measurement scales for each page in a pdf file. Calculation of multiplication factor of energy meters. Agilent basics of measuring the dielectric properties of.
A frequencymultiplying optoelectronic oscillator oeo with a tunable multiplication factor to generate a frequencyquadrupled, sextupled, or octupled microwave signal without using an optical. Coaxial dynamics rf peak reading wattmeters 83021uf free. Application note resistivity measurements using the es iesr. Most of the cited papers focus on the experimental aspect of the work and do not mention the details of the impedance meter construction. Nonbinary capacitor array calibration for a high performance. Provided with the voltage plot,current plot and total harmonic distortion of the supply current. Then, a power calibration with a power meter as well as a phase calibration is done at the auxiliary reference plane, to obtain correct magnitude readings and crossfrequency phase relationships of the device under test dut port voltages and port currents. The two methods have been compared in the examples of this report, yielding quite similar results. Net waveform data types measurement studio 2012 for. Total kfactor 1 set the number of volumetric units per totalizer count. An agilent power meter used for amplitude calibration 2. Page 8 lower operating voltages some phenomena such as nbtipbti have more impact than in the past due to smaller operating margins.
In addition, the dynamic range performance of the meter has been extended to 500. Measuring electrical length the electrical length of a transmission line determines many aspects of its electrical behaviour. Noise figure measurement without a noise source on a. A ndir instrument for multicomponent gas detection. If a power meter is used is necessary to determine in addition the equivalent noise bandwidth of the receiver filter, but this is automatically done by the pnax calibration software. Two free courses with online subscription available through september. The nondispersive infrared ndir instruments are widely applied to multicomponent gas detection in many fields.
Nonuniform deployment of wireless sensor networks youngsang yun and ye xia abstractin a sensor network, if the sensors are deployed uniformly across the network, they experience different traf. Proration factors, allocation factors, and metering difference. The are two types of wattmeters namely upf and lpf. Why is highspeed measurement becoming critical to parametric test. Vector electric field measurement via positionmodulated. For most duts, this ambiguity is not a factor, but for duts with electrical delays greater than 1us, such as long delay lines and free space links, special methods should be used to eliminate this ambiguity. Per phase power calculated by the energy meter assuming power factor to be unity 63. When you need measurements in the 2 to 2300 mhz frequency range and from 100 mw to 10 kw, you need to get your hands on one of these coaxial dynamics rf peak reading wattmeters. Comparison of noise temperature measurements with vector. Power factor measurement using microcontroller the.
So, in order to do the time calculation, first of all we will detect the zero crossing of current wave. Would you like commercialgrade quality and peakpower measuring capability on a budget. Measuring electrical length trewmac systems pty ltd. Parallel feed lines, tuned stubs, and quarter wave resonators are all made possible by the ability to measure exact electrical length. Experiment 12 measuring xparameters using nonlinear. Now we have already detected the zero crossing so now next thing is to calculate the time difference which we are gonna do in our microcontroller. Noise figure measurement without a noise source on a vector. Vector network analyzer use in antenna measurement systems ab. Measurement of dielectric properties at 75 325 ghz using a vector network analyzer and full wave simulator subash khanal1, tero kiuru 2, juha mallat 1, olli luukkonen 3, antti v. Digital impedance meter instruction manual pn 43158cd rev f. Practical applications of compact, cryogenfree highresolution 60 mhz permanent magnet nmr systems for reaction monitoring and onlineatline process control observing 1h, 19f, and 31p john c. Instantaneous power theory moinuddin k syed 1 proposed a theory based on instantaneous values in threephase power systems with or. Slew hung chan a dissertation presented to the faculty of the graduate school of the university of missouri at rolla in art1al.
The nationalinstruments namespace includes three waveform data types, analog waveform, complex waveform, and digital waveform, which encapsulate sampled data and timing information. The instrument which measures the storage factor or quality factor of the electrical circuit at radio frequencies, such type of device is known as the qmeter. Practical applications of compact, cryogenfree high. The latest generation of benchtop instruments uses the patented pulsed excitation method developed by anton paar, delivering the most stable density results available and resulting in unmatched measuring performance. Measurements of active, reactive, apparent power and power factor only mc330. Metsepm5110 pm5110 meter, modbus, up to 15th h, 1do 33 alarms. The instrument which measures the storage factor or quality factor of the electrical circuit at radio frequencies, such type of device is known as the q meter. Units conversation feet convert into meter how to convert feet drawing into meter in autocad duration. Locationbased data dissemination with human mobility using online density estimation viet duc le, hans scholten and p. However, products are constantly being updated and improved. Each density meter employs the oscillating utube principle from anton paar and is based on decades of experience. Note the voltage range of the v terminal of the wattmeter. The loss factor includes the effects of both dielectric loss and conductivity.
Parallelplate waveguide terahertz time domain spectroscopy for ultrathin conductive films m. A special measurement unit is calculated from an existing measurement unit using a conversion factor. One has to be careful when converting sparameter data to l and q values. Group and phase delay measurements with vector network. At upm, we aim to extend our inhouse code system to sodium fast reactors in order to enable accurate pinbypin hexagonal cells and nodal triangular nodes coupled nkth simulations for this type of reactors. A voltmeter can tell the condition of a battery, if a wire is broken, if a relay isnt working, if a fuse is.
Calculation of supply power factor file exchange matlab. Rf vector impedance meter uses application note 19. Because of this, some differences may occur between the description in this manual and the product you received. Aer documents replaced fully or partially by directive 017. Locationbased data dissemination with human mobility. The quality factor is one of the parameters of the oscillatory system, which shows the relation. Vector network analyzer use in antenna measurement. All of the nonlinear measurements made with the pnax are scalar because it is unable to capture crossfrequency phase information.
Oiml publications may be downloaded from the oiml web site in the form of pdf files. Parallelplate waveguide terahertz time domain spectroscopy. So, the current and voltage input to meter will be 1 a phase to neutral current and 110 v phase to phase. Variable energy cyclotron centre, 1af, bidhan nagar, kolkata 700 064, india the study of giant dipole resonance gdr even after more than 60 years of its discovery, still remains an intriguing and a. Increased need for antenna measurements antennas are a key element in any communication or radar system. Flow kfactor 60 number of sensor pulses per volumetric unit. The imaginary part of permittivity e r is always greater than zero and is usually much smaller than e r. Giant dipole resonance new experimental perspectives. Density inference protocol for wireless sensor networks.
Measurements on frequencyconverting duts using vector. Digital impedance meter instruction manual pn 43158cd rev f this owners manual was as current as possible when this product was manufactured. Locationbased data dissemination with human mobility using. The calibrated complex voltage waves, a1, b1, a2,andb2, are calculated. Use nodal analysis to find vx in the circuit below. If you have specific problems, i would recommend to contact the tech support department directly and sending them the project with the data in it. Experiment 12 measuring xparameters using nonlinear vector. Micro motion fork density meter fdm configuration and. The pfq power factor meter measures cos phi with a moving coil movement and an electronic transducer. Calculation of supply power factor based on distortion and displacement factors for use in power electronics. Methods for unambiguous electrical delay measurements using. Let us convert the input current and voltage to phase to neutral value. The noise factor f of a linear device is defined as the ratio of the signal to noise power ratios snr at the input and output of the device, assuming a matched input source and ideal input noise power n0 kt0b.
The methods to determine their multiplication factor mf are slightly different. Giammatteo process nmr associates, llc, 87a sand pit rd, danbury, ct 06810 usa. Bandwidth, q factor, and resonance models of antennas article in progress in electromagnetics research 62. Micro motion elite coriolis flow and density meters. Ieee transactions on instrumentation and measurement 1 an. Multimeter is a compulsory measuring instrument that all maintenance person and electrical technician must have when perform electrical task. Dec 07, 2015 power factor measurement using microcontroller in proteus. Power factor measurement using microcontroller in proteus. As higher frequencies are considered for automotive radar or for 5g communication. Histogram measurement of adc nonlinearities using sine waves jerome blair, member, ieee abstractthis paper gives results concerning the measurement of differential and integral nonlinearity of adcs using the histogram method with a sine wave input signal. Oct 29, 2014 for most duts, this ambiguity is not a factor, but for duts with electrical delays greater than 1us, such as long delay lines and free space links, special methods should be used to eliminate this ambiguity.
1394 56 1213 540 555 959 105 1463 773 390 1009 247 214 1179 1531 30 859 357 1420 857 296 1402 1042 17 1583 454 515 163 1248 612 364 1322 1327 413 370 68 781 394 235