apparatus in accordance with bs 6467 part 1
mcmillan, a. (1998). electrical installations in hazardous areas
... hazardous areas 12 0 12 0 12 1 12 6 12 6 12 6 12 6 12 7 12 7 13 0 13 0 13 2 13 2 13 3 13 4 13 5 14 0 14 3 14 4 14 5 14 6 14 6 14 6 14 9 15 0 15 1 15 4 15 4 15 5 15 5 15 5 15 6 15 8 viii Contents 6.3 Practical situations 6.3 .1 Cyclones ... 8 .1. 8 Marking requirements 16 4 16 4 16 4 16 4 16 5 16 6 16 6 16 7 16 8 16 8 16 9 16 9 17 0 17 0 17 1 17 4 75 17 6 17 8 17 8 79 18 0 18 1 18 8 19 5 19 9 2 01 204 204 Contents ix Apparatus using protection concepts encapsulation ... 12 .3.7 Rotating machines 12 .3.8 Other types of apparatus 311 311 313 317 317 319 322 324 329 13 Apparatus and systems using protection concept intrinsic safety 'i' 3 31 13 .1 The situation in respect...
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iec 60092-375 ship board telecommunication cables and radio-frequency cables - general instrumentation, control and communication cables
... SECTION Two 11 12 13 14 15 16 17 18 19 20 7 9 11 11 11 11 11 REQUIREMENTS Conductor Insulating material Insulation thickness Identification of insulated conductors ... Dộsộquilibre de capacitộ TABLEAU I 6 8 10 10 10 10 10 SECTIONDEUX PRESCRIPTIONS 11 12 13 14 15 16 17 18 19 20 disolement des cõbles pour communications commandes et mesures ... discussed at the meeting held in Washington in 19 70, then revised at the meetings held in Oslo in 19 71 and in Warsaw in 19 73 As a result of this latter meeting, the draft, Document 18 A(Central Office)33,...
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dye, n. (2000). radio frequency transistors - principles and practical applicat
... MRF9 411 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45Short 46Reg 10 500_ 01_ 0 01- 030_R3_jb.qxd 11 /20/00 3:07 PM Page 18 18 10 11 12 13 14 ... figure 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45Short 46Reg 10 500_ 01_ 0 01- 030_R3_jb.qxd 11 /20/00 3:07 PM Page 16 16 10 11 12 13 14 15 ... package 13 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45Short 46Reg 10 500_ 01_ 0 01- 030_R3_jb.qxd 11 /20/00 3:07 PM Page 14 14 10 11 12 13 14 ...
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Advanced Radio Frequency Identification Design and Applications Part 1 ppt
... driven, by injecting a peak value phasor input current Iin at two terminals A,B, shown in Fig These terminals are also used as the output terminals for the induced voltage Vin sensed as shown in Fig ... wavelength dipole antenna instead of a lossless isotropic antenna Therefore, gain in dBd can be expressed as Equation 17 GdBd Wrad d Wrad = 10 log10 = 10 log10 ( = 10 (log10 g − log10 gd ) Wi Wrad × rad ... as shown in Equation (13 ) (Balanis, 2005) below Vin = Ei · le (13 ) 2.4 Gain Gain is one of the parameters that describe an antenna’s radiating ability The absolute gain of an antenna (in a given...
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Advanced Radio Frequency Identification Design and Applications Part 2 potx
... Writing RAM ∼ ∞ 12 ∼ 70 12 ∼70ns Overwrite 3.3 ∼ EEPROM 13 0(μm)2 10 5 200 3 10 ms Erase + Write 15 ∼ 20 10 0μJ FeRAM ∼80(μm)2 10 10 ∼ 10 12 11 0 0 .1 s Overwrite ∼ 3.3 0.00 01 J Table Comparison among ... Equation 49 into Equation 52, solving for V1 /V1 and − /V+ gives V2 − V1 s12 s 21 s L (53) + = Γrant = s 11 − s s − V1 22 L 21 Operating Range Evaluation of RFID Systems − V2 + V1 Hence, = s 21 − s22 ... Z V1 rant + Z0 The power transmitted from the reader antenna Ptrant is obtained by Equation 50 Ptrant = = 1 ∗ + − + − Re(V1 · I1 ) = Re[ (V1 + V1 )(V1 − V1 )∗ ] 2 Z0 | V+ | 1 + Re[ |V1 |2 (1 +...
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Advanced Radio Frequency Identification Design and Applications Part 3 pptx
... 36 .17 +j2.33 1. 32 6.09 45 93.6 X 36 -15 .12 35.35+j3 1. 39 6 .12 50 91. 8X40.7 -15 .34 36. 61+ j6.4 1. 14 5.95 55 90.4X45.3 -14 .84 35. 21+ j4.5 1. 149 5.95 60 88 X 48.6 -12 .6 32.55+j8.5 1. 27 5.97 70 81. 2X52.5 -11 .8 ... Range (m) K0 12 7.988 -27.24 54.4-j0.95 1. 39 6.22 K1 10 8.4 X 17 -17 .56 38.4+j2.5 1. 16 K2 96.82 X 16 -12 .5 32.9+j9.5 0.88 5.72 K3 91. 25 X 14 -11 .56 29 .1- j1.4 0.72 5.55 Table Effect of indentation ... Applications Indent Angle (Deg.) fr (GHz) RL (dB) Impedance (Ω) Gain (dBi) Read Range (m) 20 1. 86 -20 60.4-j2.6 1. 25 6.08 30 1. 02 -22.53 46.5-j0.6 1. 18 6.05 40 0.96 -19 .87 41- j0.7 1. 126 50 0.876 -14 .37...
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Advanced Radio Frequency Identification Design and Applications Part 4 pot
... Recently there has been a rapidly growing interest in RFID systems and its applications Operating frequencies including 12 5 KHz 13 4 KHz and 14 0 KHz 14 8.5 KHz LF band, 13 .56 MHz HF band and 868 MHz–960 ... (Balanis, 19 82) in (1) , the reading range r is a function of the following parameters: wavelength in the free space λ, EIRP power Pt·Gt, tag antenna gain Gr and the minimum required power for activating ... real part of the input impedance Figures 12 (a) and 12 (b) present the real and imaginary part of the input impedance as a function of the length of the stub l, respectively The imaginary part...
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Advanced Radio Frequency Identification Design and Applications Part 5 pptx
... by tuning the pad length Lt (mm) ZA (Ω) 97.8+j46.3 98.7+j45.6 97.3+j44.2 99.6+j43.4 10 2.5+j 41. 3 Gmax (dB) 0.98 1. 12 1. 21 1.38 1. 62 dmin/max (m) 2.5/3 2.5/3 2.5/3 2.5/3 2.5/3 τmin/max 0. 71/ 0.96 ... Vol 4, pp 410 – 413 , ISSN: 15 36 -12 25 [4] Son, H.W & Pyo, C.S (2005) Design of RFID tag antennas using an inductively coupled feed,” Electron Lett., Vol 41, No 18 , pp 994–996, ISSN: 0 013 - 519 4 [5] Rao, ... (2002) The effectiveness of space-filling fractal geometry in lowering resonant frequency IEEE Antennas Wireless Propag Lett., Vol 1, pp 11 2– 11 5, ISSN: 15 36 -12 25 [27] Gonzalez-Arbesu, J.M.; Blanck,...
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Advanced Radio Frequency Identification Design and Applications Part 6 potx
... 0.5 0.6 1. 5 Eq (4 .11 ) 2.0 (MA/L0 )B 0 .15 0 .19 0.23 b/D A 1. 5 2.0 (MA/L0 )A b/D A b/D A 2.0 1. 5 (MA/L0 )C 0 .16 0.20 0.24 Eq (4 .11 ) A structure×0.34 1. 0 0.5 0.6 0.7 0.8 0.9 1. 0 a/DA Eq (4 .11 ) A structure×0.37 ... 38.0 mm 16 .0 mm 19 .3 mm (a) w/o tap Sperrtopf balun (a) With tap Fig 3 .17 Fabricated antenna (H = 0.0 21 , D = 0.020λ) 50j 25j 10 0j 250j 10 j With tap w/o tap 10 -10 j 25 50 10 0 250 315 MHz -250j Simu ... radiation 0.035 4.50 2. 21 N= 2.32 N = 10 4.68 2.44 N = 15 4. 81 0.030 D [m] 0.025 0.84 0.020 0. 015 0. 010 0.005 0.92 1. 00 R [Ω] 0.02 0.04 0.06 0.08 0 .10 H [m] Fig 3 .14 Input resistances Table 3.2...
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Advanced Radio Frequency Identification Design and Applications Part 7 pdf
... (nH) Ceq (pF) f0 (GHz) 0.9 1. 6 3.6 2.9 1. 55 1. 0 1. 1 1. 2 1. 3 1. 4 1. 5 1. 7 1. 8 1. 9 2.0 2 .1 2.2 3.8 3.7 3.4 3.4 3.5 3.7 2.75 2.85 3 .1 3 .15 3 .1 3.25 1. 55 1. 55 1. 55 1. 53 1. 52 1. 45 Table Equivalent circuit ... 7.9-j27 13 .8+j 110 36.5+j375 1. 89 1. 89 1. 76 ε Table Input impedance and gain of the OCSRR antenna at 920 MHz for various values of ε Zin (Ω) G (dB) 920 7.4-j49 1. 87 920 920 920 13 .8+j 110 28 .1+ j288 ... (GHz) 0.7 1. 0 2.85 2.98 0.75 0.8 0.85 0.9 0.95 1. 0 1. 1 1. 3 1. 2 1. 4 1. 4 1. 7 2.9 2.85 3.2 3 .15 3.25 3.05 2. 81 2. 61 2.56 2.39 2.35 2.2 Table Equivalent circuit design table for the OCSRR particle...
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Advanced Radio Frequency Identification Design and Applications Part 9 pot
... Humidity 35,000 12 ,000 6,000 7,000 20,000 18 ,000 1, 500 250 10 0 600 1, 200 1, 500 Walking across carpet Walking on vinyl floor Worker moving at bench Opening a vinyl envelope Picking up a common ... dealing with the interaction between RFID and ESD, indicating that there are many areas where this behavior is still unquantified Minimizing ESD in the RFID manufacturing and testing environment In ... on the order of 15 00 ohms in parallel with 0.8 picofarads (AlienTech, 2008; Impinj, 2 010 ), which results in an input impedance of 30.9 − 213 j ohms at a frequency of 915 MHz The input capacitance...
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Advanced Radio Frequency Identification Design and Applications Part 10 pdf
... Protocol in category F 1: Protocol one in (Zuo, 2009) - Protocol in category F 3: Protocol three in (Zuo, 2009) - Protocol in category P 1: First protocol in (Tan et al., 2008) - Protocol in category ... Analysis of Integrated Circuits, 2008, IPFA 2008, pp 1 5 StaticSolutions (n.d.) Ohm-stat™FM -11 25 digital ESD field meter, FM -11 25 Datasheet URL: http://www.staticsolutions.com/products/data/FM -11 25.pdf ... n1 )) i send θ = Fk i ( idi ⊕ H ( n1 )) Fk N ( idi ⊕ H ( n1 )) n1 i θ − −−−− → calculate Fk ∗ ( id∗ ⊕ H ( n1 )) test if Fk ∗ ( id∗ ⊕ H ( n1 )) = Fk i ( idi ⊕ H ( n1 )) or Fk ∗ ( id∗ ⊕ H ( n1...
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Advanced Radio Frequency Identification Design and Applications Part 11 docx
... combination(dBm) (15 ,15 ,15 ) (16 ,16 ,16 ) (17 ,17 ,17 ) (18 ,18 ,18 ) (19 ,19 ,19 ) (20,20,20) ( 21, 21, 21) (22,22,22) (23,23,23) (24,24,24) (25,25,25) Position estimation error(cm) 6.4 71 7.053 7.389 7.497 ... fail rate 0.66 61 0.47 81 0. 310 4 0 .14 07 0.0754 0.0209 0.0093 0.0025 0.0007 3.9E-005 2.7E-005 (16 ,19 ,25) (15 ,20,25) (15 ,19 ,25) (15 ,18 ,25) 5.590 5.634 5.650 5.674 0.0009 0.0005 0.0 011 0.0 012 Table The ... r = 1, 12 in Fig 13 (b), the mapping points are out of their corresponding partitions It leads to increase of the error variance If the mapping points are on the center of mass of the each partitions,...
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Advanced Radio Frequency Identification Design and Applications Part 12 ppt
... (11 ) volume The integrals are over all space containing conductive and/or permeable material The following parameters were examined to provide insight into the system with the intent of proving ... Vehicular Technology Conf., pp 12 6 -13 0 Kantor, G & Singh, S (2002) Preliminary results in read-only localization and mapping, Proc IEEE Int Conf Robotics and Automation, pp 18 18 -18 23 Hahnel, D., Burgard, ... − 1) 1 π = ( K − 1) , 29 18 K = 1, ,9 (10 ) where K = corresponds to the square pattern shown in Fig 5a) Fig shows the set of nine different tilted square patterns, given by (10 ) After making...
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Advanced Radio Frequency Identification Design and Applications Part 13 docx
... Propagation Magazine, Vol 50, No 5, (Oct 2008), pp 13 -24, ISSN 10 45-9243 Skilling, H (19 57) Electrical Engineering Circuits, Second Edition, John Wiley and Sons, Inc., New York 13 Reordering of Location ... the tag’s digital response Initial results were encouraging A single tag was fired 11 times; it survived the first 10 events The results are listed in Table The final firing at 67,000 g’s allowed ... not only for receiving a signal but also maintaining a high Q-value so the tag could respond In the lab setting with the BLU-97 munition, a separation distance of 4.3 mm (0 .17 inch) produced acceptable...
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Advanced Radio Frequency Identification Design and Applications Part 14 ppt
... h This interesting finding is utilized to construct the detailed procedure of CM in the next subsection q=32 14 000 12 000 10 000 8000 6000 4000 2000 q=64 q =12 8 q=256 q= 512 q =10 24 q=2048 0 .12 5q 0.25q ... [1, 4, 8, 15 , 22], Binary Search (BS) [7, 11 ], ETIP [25] and k-TAS [26] Number of interrogation cycles 9000 8000 7000 BS- CM (0 .12 5q) 6000 BS- CM (0.25q) 5000 BS- CM (0.5q) 4000 BS- CM (q) 3000 BS ... performance Existing RFID tag identification schemes can be classified into aloha-based solutions [3, 10 , 12 -13 , 16 , 21, 23-24] and tree-based solutions [1, 2, 4, 6-9, 14 -15 , 17 -20, 22] In aloha-based...
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Advanced Radio Frequency Identification Design and Applications Part 15 pdf
... [1: 0] 00 – No boot 01 − HPI boot 10 − EMIFB 8-bit ROM boot with default timings (default mode) 11 − Reserved EMIFA input clock select Clock mode select for EMIFA (AECLKIN_SEL [1: 0]) 00 – AECLKIN ... processor replies INT4INT15 only when the following conditions are well met: a) Interrupt Flag =1 b) No higher interrupts occur c) Enabler bit =1 d) Global interrupt enabler bit =1 3.3 Tag initialization ... mode) 01 − CPU/4 Clock Rate 10 − CPU/6 Clock Rate 11 − Reserved EMIFB input clock select Clock mode select for EMIFB (BECLKIN_SEL [1: 0]) 00 – BECLKIN (default mode) 01 − CPU/4 Clock Rate 10 − CPU/6...
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Radio Frequency Identification Fundamentals and Applications, Bringing Research to Practice Part 1 potx
... CONSTANTS : 1) Minimal value of energy is determined by minimal value of magnetic induction Bmin in each point of its location (x1,y1,z 1) Field Conditions of Interrogation Zone in Anticollision ... descending dB/oct 0.05975 ≤ f < 0.06025 0.07 ≤ f < 0 .11 9 0 .13 5 ≤ f < 0 .14 0 42 0 .14 0 ≤ f < 0 .14 85 37.7 0 .14 85 ≤ f < 30 -5 0. 315 ≤ f < 0.600 -5 3 .15 5 ≤ f < 3.400 13 ,5 7.400 ≤ f < 8.800 9 10 .20 ≤ f < 11 .00 ... Measurement 11 3 Valentin Popa, Eugen Coca and Mihai Dimian IP-based RFID Location System Phuoc Nguyen Tran and Nadia Boukhatem 13 1 VIII 10 Tracking Methodologies in RFID Network 14 5 M Ayoub Khan 11 The...
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Radio Frequency Identification Fundamentals and Applications, Bringing Research to Practice Part 2 potx
... 0.0095 0.0098 0. 010 2 0. 010 5 0. 010 9 0. 011 2 0. 011 6 0. 011 9 0. 012 3 0. 012 6 0. 013 0 0. 013 3 0. 013 7 0. 014 0 a) Distance from the center of axis of symetry (x’,z’) z, m Fig 15 FEM model for an example of ... 0.0 1. 157E-6 -0.2 1. 262E-6 1. 366E-6 -0.4 1. 471E-6 1. 575E-6 -0.6 -0.6 -0.8 -0.8 -1. 0 -1. 0 -0.8 -0.6 -0.4 -0.2 0.0 0.2 x, m (a) 0.4 0.6 0.8 1. 0 -1. 0 -1. 0 -0.8 -0.6 -0.4 -0.2 0.0 0.2 0.4 0.6 0.8 1. 0 ... - Field Conditions of Interrogation Zone in Anticollision Radio Frequency Identification Systems with Inductive Coupling 19 μr =1. 00000036 - is assumed with value equal 1) However, sometimes it...
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Radio Frequency Identification Fundamentals and Applications, Bringing Research to Practice Part 3 pdf
... 42 64 42 ≤ N < 87 12 8 87 ≤ N < 17 9 256 17 9 ≤ N < 364 512 364 ≤ N < 710 10 24 710 ≤ N < 14 30 2048 14 30 ≤ N < 2920 4096 2920 ≤ N < 55 31 13 819 2 14 16 384 15 32768 55 31 ≤ N < 11 527 11 527 ≤ N < 23962 ... optimization Tags in coverage Number of slots (K)= 2Q (N) N ≤ 4 ≤ N
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