Jאאאאא אאאא Wאא EFאאאאא אא 0 Jאאאאא אאאא א ،אא ،א אאאאאאאאא W، אא،אאאאאא אאאא אאאאא א א K אאאWאא א א א אא ،אאאאא אאא،א א،אאאאאאאא אאאאא ،אאאאאאאא א،אא אא Kא ? ? J אא אאא ? א א א א ? א א Kאאאאא אאאאאא ،א א אא א א א א ،א Kאא ؛אאאא Kא אאאא 1 Jאאאאא אאאא א א א ١ ٣ ٤ אאאWאא ٢١ אאאאW אא ٣١ אאאאW אא ٤٨ אאאאWא אא ٦٠ אW אא ٧٧ אאאW אא ٩٠ א ٩١ א ٩٢ אא 2 Jאאאאא אאאא אאאאאאאאא K א אאא א א ،אאאאא אKאאאא אאאKאאאא אאאKאא K א א א אא Kאאאאאאא אאאאאאאא א א א א א ، Kאאאא אאK??،??אאאא אאאKאא،אא ، א، Kאא Wאאא٢٦אאא אאאWאא אאאWאא אאאאWאא אאאאWאאא אWאא אאWאא Wאאא ،אא،א،אאאא Kאאאאא 3 Jאאאאא אאאא אא אאא 4 Jאאאאא אאאא אא אאאא EMeasurement of vibrations in the pumpsF Wאא אאאאא WאאWאאא אאאא K١ אאאא K٢ א א א א K٣ אאא Wאא ٨ 5 Jאאאאא אאאא cavitationא J א א א א א א א ،א אא ، א ، אא א א א אא א ، א א א א א אאאאא Kאא אKEcavitationFא אאאא Kא ،א א א Kאאאאאא א אא א א א א W א K א א א ،א א . א א א K Wאאאאא mm/s א J 1g=9.80665m/s²EgFEm/s²Fא J µmאא J Wאאאאאא W(frequencyF א J א א،אאא Kאאא،EאFHz אא RPM (Revolutions Per א ? אא א ٦٠אHzאאאKאMinute) 6 Jאאאאא אאאא :(AmplitudeF א J א K אL אL אא אאא א אא א א א א א Kא،אאאאא EpeakFאאאא א J (peak to peakF،אא،א א J RMS(Root Mean Square) א א J Peakאא RMSאאE١ J١אF אאאאW١ J١א 7 Jאאאאא אאאא אא אאאא EMeasuring vibrations in the pumpF EThe objectives of the experimentFאא J١ Wאאאאא אאאאא J אאאא J (ISO 2372 (10816))אאאאא א J (description of the experimentFא J٢ א ،א א א א א א E٢ J١אF. WE٢ J١F ، א א J ،אאאא. אאא Kאא אאאאאא אא J Kא 8 Jאאאאא אאאא ،אאאאא J . אא אא. אאאאא J א אא Kא Wא א א אא א א א א א J Kאאאאא אאא. א J Kא א אאא א א א J KEאFא אאאאא (ISO 2372 (10816))אאא E،،F 9 Jאאאאא אאאא EEquipment and instrumentsFאאאא J٣ WE٣ J١אFאאאאא EאFא J Fluke FVibration TesterEאא،אאFאאא J E810 Fא E Fluke 810 Vibration Fאאא ETester אאא אאאאWE٣ J١F 10 Jאאאאא אאאא אE٤ J١אF א 1 א 2 אא 3 4 א 5 א 6 א 7 אW٤ J١א E steps of the experimentFWאא J٤ אאאאא אאאאאא Kא אאא J E٥ J١אFאא Wאאא *International Standards Organisation (ISO), (ISO 10816 standard) *Hydraulic Institute (HI), (ANSI/HI9.6.4 standard) *American Petroleum Institute (API),(API 610 standard) 11 Jאאאאא אאאא אא אאא אאWE٥ J١F Kא٣٦٠٠אא J E20KHz 10KHz،5KHzF אאאאאאא J א אאאא J 12 Jאאאאא אאאא E Results of the experimentFWא J٥ W , (Peak)אאERMS)א J אאא אאE١ J١אF J 20KHz Peak RMS 10KHz Peak RMS 5KHz Peak RMS א 1 2 3 1 2 3 1 2 3 aEm/s²Fא vEmm/sFא dEµmFאא אאאאאאW١ J١א EAnalysis of results and conclusionsFאא J٦ Wאאאא אאאאאאISO 2372 (10816) א(ISO 2372 (10816))אאא J KHz101אאאא٢ J١א 13 Jאאאאא אאאא אאאאW٢ J١א 5אRMSאאאW KHz10 אאאאE٣ J١אFאא J אאאאW אא RMS(mm/s) ٢{٨٠ א ١ ٠{٤٥ ٢ ٤٥ ٣ אERMSFאאW٣ J١א 14 Jאאאאא אאאא אא אאאא (Identify the causes of vibrations in the pump, using Crest factor) EObjectives of the experimentFאא J١ Wאאאאא אאאאא J אאאא J אא J (description of the experimentFא J٢ אאא א א אאאאאא Kאא א א א אאאא W(Crest factor) א א א א E א ، אF אא אא א א א א א EFEF א אKא، אא Crest Factor=Peak/RMS א RMS א א٣ J١א 15 Jאאאאא אאאא אcrest factorRMSW٤ J١א 16 Jאאאאא אאאא EEquipment and instrumentsFאאאא J٣ WE٦ J١אFאאאאא EאFא J Fluke FVibration TesterEאא،אאFאאא J E810 Fא E Fluke 810 Vibration Fאאא ETester א אאאאWE٦ J١F 17 Jאאאאא אאאא E steps of the experimentFWאא J٤ Kא٣٦٠٠אא، J אFאאא، J E٧ J١אFEא אW٧ J١א אאא،אאאא J אאאאKא אE20KHzFא J E Results of the experimentFWא J٥ EPeakFאאERMSFאאE٥ J١אF 20 KHz (RMSFאא J אאאאEPeakFאא aEm/s²Fא 20KHz RMS peak א 1 2 3 אW٥ J١א 18 Jאאאאא אאאא EAnalysis of results and conclusionsFאא J٦ E٦ J١אFאא אאאא א א אא J J J אא אאאא אא J ٢{٥١{٥ א אא אאאא ٤٣ אאאאא אאאאW٦ J١א ٤ אאאאאאאא٧ J١א אאא א 1 2 3 אאאW٧ J١א אE٨ J١אFאאא א J אאא،א RMS א (٦>) (٦<F (٦>) (٦<F אא W٨ J١א 19 Jאאאאא אאאא אאE٨ J١אFאא J אא אאW٨ J١א 20 Jאאאאא אאאא אא אאאא 21 Jאאאאא אאאא אא אאאא EMeasurement of vibration in the steam turbinesF Wאא אאאאאאא WאאWאאא אאאא אK١ אאא אאא א א אK٢ א אאאא K٣ Wאא ٨ 22 Jאאאאא אאאא אא אאאא EMeasurement of vibration in the steam turbineF EThe objectives of the experimentFאא J١ Wאאאאא אאאא J אאאאא J אאא J (description of the experimentFא J٢ א אאא א אאאא ١ J٢ Kאאא א?אאא?אאאא א،אאאא אW١ J٢א 23 Jאאאאא אאאא EEquipment and instrumentsFאאאא J٣ W٢ J٢אאאא EFא • EFluke 810 Vibration TesterFEאא،אאF • Fluke Fאאא 810 Vibration ETester אאאאWE٢ J٢F E Results of the experimentFWאא J٤ אאאא J ٣ J٢אאא אאWE٣ J٢F 24 Jאאאאא אאאא ،Fאאאא J E א J E20KHz و10KHz،5KHzFאאאאאאא J E١ J٢אFא W , (Peak) אאERMS) א אאא E Results of the experimentFWא J٥ 20KHz Peak RMS 10KHz Peak RMS 5KHz Peak RMS א 1 2 aEm/s²Fא 3 1 2 vEmm/sFא 3 1 2 dEµmFאא 3 אאאאאאW١ J٢א 25 Jאאאאא אאאא EAnalysis of results and conclusionsFאא J٦ Wאאאא אאאאאאISO 2372 (10816) א(ISO 2372 (10816))אאא J KHz101אאאא٢ J٢א אאאאW٢ J٢א 5אRMSאאאW KHz10 אאאאE٣ J٢אFאא J אאאא אא RMS(mm/s) ٠{٢٨ א ١ ١{١٢ ٢ ١١{٢ ٣ אERMSFאאW٣ J٢א 26 Jאאאאא אאאא אא אאאאאאא surveillance the status of the Bearing using the bearing vibration severity chart EThe objectives of the experimentFאא J١ Wאאאאא אאאא J אאאאא J אאא J (description of the experimentFא J٢ אאא א א J ٤ J٢ א אאא א א Kאאאאא ٤ J٢א 27 Jאאאאא אאאא EEquipment and instrumentsFאאאא J٣ W٥ J٢אאאא EFא • EFluke 810 Vibration TesterFEאא،אאF • Fluke Fאאא 810 Vibration ETester אאאאWE٥ J٢F E steps of the experimentFWאא J٤ אאאא J ٦ J٢אאא אאWE٦ J٢F 28 Jאאאאא אאאא ،Fאאאא J E א J אE20KHz و10KHz،5KHzFאאאא J E٤ J٢אF Ebearing vibration severity chartF א אאא אא J א W , (Peak) אאERMS) א אאא E Results of the experimentFWא J٥ 20KHz Peak RMS 10KHz Peak RMS 5KHz Peak RMS א 1 2 aEm/s²Fא 3 אאאאאאW٤ J٢א EAnalysis of results and conclusionsFאא J٦ אאאאאאא٥ J٢ אא 10 KHz Hz 10000 10Hz אא EPeakFאא RMS אאא E10KHz5KHzF 29 Jאאאאא אאאא Ebearing vibration severity chart)אאאW٥ J٢א אאאאE٦ J٢אF אא אא 20log(peak / 10 ⁻ ⁶) 20log(RMS / 10 ⁻ ⁶) ١٤٠ ١٤٥ ١ א ١٦٥ ١٥٥ ٢ ١٥٠ ١٣٠ ٣ אאאW٦ J٢ 30 Jאאאאא אאאא אא אאאא 31 Jאאאאא אאאא אא אאאא EMeasurement of vibration in fansF Wאא אאאאאאאאאא WאאWאאא אאאאאא אK١ אאאאא K٢ אאאאא K٣ 32 Wאא ٨ Jאאאאא אאאא אא אאאאא EMeasurement of global vibration in fansF EThe objectives of the experimentFWאא Wאאאאא אאאאא J אאאאא J אאאאאאאאאא J (description of the experimentFא J٢ אא אאאאאאא Kאאאאאאא אאKאאאאאאא אאאאאא،אאאא אKאא Kא EEquipment and instrumentsFאאאא J٣ WE١ J٣אFאאאא EאאאאאאFא • Eאא،אאFEFluke 810 Vibration TesterFאאא • אא،א • 33 Jאאאאא אאאא א אאאאא Fluke 810 Fאאא EVibration Tester אאאWE١ J٣F 34 Jאאאאא אאאא אא٢ J٣א א 1 2 אא א 3 א 4 א 5 אאא 6 7 א 8 9 א 10 אאאW٢ J٣א E steps of the experimentFWאא J٤ אאאא J ٢ J٣ אאWE٣ J٣F J 35 Jאאאאא אאאא א אא א א א J E٤ J٣אFE،F אאWE٤ J٣F אאאאאאאאא J א E20KHz10KHz،5KHzFאאאאאאא J E١ J٣אFא 36 Jאאאאא אאאא E Results of the experimentFWא J٥ 20KHz Peak RMS 10KHz Peak RMS 5KHz Peak RMS א 1 2 3 1 2 3 1 2 3 aEm/s²Fא vEmm/sFא dEµmFאא אאאאאאW١ J٣א EAnalysis of results and conclusionsFאא J٦ Wאאאא אאאאאאISO 2372 (10816) א(ISO 2372 (10816))אאא J KHz101אאאא٢ J٣א 37 Jאאאאא אאאא אאאאW٢ J٣א 5אRMSאאאW KHz10 אאאאE٣ J٣אFאא J אאאא אא RMS(mm/s) ٤{٥ א ١ ٧{١٠ ٢ ١١{٢ ٣ אERMSFאאW٣ J٣א אאאאאאא٤ J٣ אא10 KHz Hz1000010Hz אא 38 Jאאאאא אאאא ،EPeakFאאRMS אאאא E10KHz5KHzF (bearing vibration severity chartFאאאאW٤ J٣א אאאא٥ J٣א J אאא אא 20log(peak / 10 ⁻ ⁶) 20log(RMS / 10 ⁻ ⁶) ١٤٠ ١٤٥ ١ א ١٦٥ ١٥٥ ٢ ١٥٠ ١٣٠ ٣ אאאW٥ J٣א 39 Jאאאאא אאאא אא אאאאא (Spectral analysis of the vibration on the fansF EThe objectives of the experimentFWאא J١ Wאאאאא אאאאא J א J אאאאאאאאאא J אאאאאא J (description of the experimentFא J٢ אאאאאאא אאאאKאא אאאאאאאא Kא אאאאאאאE٥ J٣אFא Kאאאאא אאWE٥ J٣אF 40 Jאאאאא אאאא א א EF א KEAmplitudeFאאאEFrequencyFא אאא KEPeakFEF EEquipment and instrumentsFאאאא J٣ WE٦ J٣אFאאאא EאאאאאאFא • Eאא،אאFEFluke 810 Vibration TesterFאאא • אא،א • א אאאאא Fluke 810 Fאאא EVibration Tester אאאWE٦ J٣F 41 Jאאאאא אאאא אא٧ J٣א א 1 2 אא א 3 א 4 א 5 אאא 6 7 א 8 9 א 10 אאאW٧ J٣א E steps of the experimentFWאא J٤ אאאא J ٨ J٣ אאWE٨ J٣F 42 Jאאאאא אאאא א אא א א א J E٩ J٣אFE،F אאWE٩ J٣F אאאאאאאאא J א אאאא J אאאא א J Wא J٥ אאאאא١٠ J٣א J W אאאW١٠ J٣א 43 Jאאאאא אאאא אאאאא١١ J٣א J Kא אאאאW١١ J٣א אE١٢ J٣אFאא J אאאאW١٢ J٣א 44 Jאאאאא אאאא EAnalysis of results and conclusionsFאא J٦ Wא J אאאאWE١٣ J٣אFאא אאא אאW١٣ J٣א אאאאWE١٤ J٣אFאא אאאW١٤ J٣א אאWE١٥ J٣אFאא אאא אW١٥ J٣א 45 Jאאאאא אאאא א١٦ J٣אאא J אW١٦ J٣א 1.323mg א א E F א א J K16.25 Hz א WE F א א J K16.25 Hz14.199 mg א א א א J E،،Fא Wאאא א א א א • K אאאאאאאא • Kאאאא אאאא אא J Kאאא 46 Jאאאאא אאאא א ٧ E١٧ J٣אF אא J 210Hz אאאא אW١٧ J٣א 47 Jאאאאא אאאא אאא אאאא 48 Jאאאאא אאאא אאא אאאאא Ebalancing of rotary machinery F Wאא אאאאאאאא WאאWאאא אאאאאאאא אK١ אאאאא K٢ אאאא K٣ Wאא ٨ 49 Jאאאאא אאאא אא אאאא Ebalancing of rotary machinery F The objectives of the experiment Wאא J١ Wאאאא אאאאאאא א J אאאאא J אאאא J (description of the experimentFא J٢ אאאאא אאאא ١ J٤EאFאא אאא אאW١ J٤א r אאאאא WEcentrifugal forceF(ω rad/sF F= M ω²r 50 Jאאאאא אאאא Kאאאא אאא١ J٤א Kאאאאאא א L/d א L١٠٠٠ L١٠٠٠ אא ٢ L١٥٠ ٢ ١ L١٥٠ ١ ٠{٥ ٠{٥ א אאאW١ J٤א 51 Jאאאאא אאאא EEquipment and instrumentsFWאאאא J٣ WE٢ J٤אFאאאא EאFא • א • ( Vibration and phase meter )אאאא • א אא אאאא Vibration and phase meter אאאאWE٢ J٤F 52 Jאאאאא אאאא ٣ J٤אאאאאאא 1 2 אא 3 4 א 5 6 7 אאאW٣ J٤א E steps of the experimentFWאא J٤ W אא - אאא، Ephase meterF אא Evibration meterFאא E٤ J٤אF אW٤ J٤אK W vibration F א א א א E٥ J٤אFEphase meterFEmeter 53 Jאאאאא אאאא W אאא - אאאEplane 1)אאאאא E٢ J٤אF E٢ J٤אFאאאEplane2Fאאא אאא - אאאW٥ J٤א ٢ اﻟﻤﺴﺘﻮى ١ اﻟﻤﺴﺘﻮى ٠.٧٠٠ ٠.٥٠٠ ١٨٠ ٩٠ EamplitudeFא EphaseFאא ?٢?א?١?אאאאW٢ J٤א 54 Jאאאאא אאאא W א Plane1 א א EM1 F E٦ J٤אF אאא - אאא Plane1 א אא א א E٣ J٤אF EM1Fאאאאא - אאW٦ J٤א Wא אPlane2אאEM2F E٧ J٤אFאאא - אאאPlane2אאאאא E٣ J٤אF EM2Fאאאאא - אאW٧ J٤א 55 Jאאאאא אאאא E Results of the experimentFWא J٥ (velocityFאWEamplitudeFאW Plane2 Plane1 KKKKKKKKKKKKKKKKKKKK=Emm/sFA20 KKKKKKKKKKKKKKKKKKKK=Emm/sFA10 KKKKKKKKKKKKKKKKKKKKK=E°Fθ20 א Emm/sF KKKKKKKKKKKKKKKKKKKKK=E°Fθ10 אא KKKKKKKKKKKKKKKKKKKK=Emm/sFA1 M1א Plane1א KKKKKKKKKKKKKKKKK=E°Fθ1 KKKKKKKKKKKKKKKKKKKKKKK=(mm/s)A2 אא Plane1אM1 M2א Plane2א KKKKKKKKKKKKKKKKKKKKKK=E°Fθ2 אא Plane2אM2 אW٣ J٤א EAnalysis of results and conclusionsFWאא J٦ אאאא אEPlane2,Plane1 Fאא (MC2،MC1Fא (MC2،MC1FFאאEθC2،θC1Fאא 56 Jאאאאא אאאא אאאאאאאא٨ J٤א J אW٨ J٤א ٤ J٤אאאא٩ J٤א אאW٩ J٤א 57 Jאאאאא אא 0.239 300.5 אאאא אא 0.151 EgFMC1 3.2 (°FθC1 EgFMC2 (°FθC2 אאW٤ J٤א Wאאאאאא א אא א א ١٠ J٤ אW١٠ J٤א אאאא אאאא E0°F K١١ J٤ אאאאW١١ J٤א 58 Jאאאאא אאאא W Wאא אא• א אאא אא• א אאא WאE١٢ J٤אFאאאא אאאאאW١٢ J٤א 59 Jאאאאא אאאא אא אאא 60 Jאאאאא אאאא אא אאאא Ebalancing of reciprocating machinesF Wאא אאאאאאא WאאWאאא אאא K١ אאאא K٢ אאא K٣ Wאא ١٢ 61 Jאאאאא אאאא W אאE١ J٥Fאא Kאאא WE١ J٥F אאאאא א א א א אאאאא אאאאאא א א א אא א ٢ J٥ אאאW٢ J٥א 62 Jאאאאא אאאא E٣ J٥אFאEθFאאא J אאאאW٣ J٥א א J n=L/R אא J אinertia force EFFאאאאא WEF=M. aFאאאאא Wא E٤ J٥אFאאאWFp אאאW٤ J٥א 180°0 °= θאאFp 63 Jאאאאא אאאא E٥ J٥אFאאאWFs אאאW٥ J٥א 360° 180°90°0 ° ZθאאFs אא אאX א אא אאאE٦ J٥אFא KKKKKKKx2,x1אEreference planeFא אא 64 Jאאאאא אאאא W٦ J٥א Wאא W Wאא Wאא 65 Jאאאאא אאאא אא אאאאאאאא ،א Determination of primary and secondary forces of inertia and moments for various reciprocating engine configuration( engine one, two or four cylinders) EThe objectives of the experimentFאא J١ Wאאאא ،אFאאאאא K١ E، ،אFאאאאא K٢ E، אאאא K٣ אא (description of the experimentFא J٢ אאא אאאאאאאא אאאאא K 66 Jאאאאא אאאא EEquipment and instrumentsFאאאא J٣ W٧ J٥אאאאא EFא • א אאאWE٧ J٥F E steps of the experimentFWאא J٤ אאא - EFs،FpFאאאאאאאא ETM2،TM1Fאאאא EFs،FpFאאאאאאא ETM2،TM1Fאאאא EFs،FpFאאאאאאא ETM2،TM1Fאאאא אאאאא ETM2،TM1FאאאאEFs،FpFאאאא 67 Jאאאאא אאאא E Results of the experimentFWא J٥ E١ J٥אFאאא TM2(N.m) TM1(N.m) Fs(N) Fp(N) א ٤ אW١ J٥א אאאאא J E٢ J٥אF TM2(N.m) TM1(N.m) Fs(N) Fp(N) ٤ אא אW٢ J٥א EAnalysis of results and conclusionsFWאא J٦ אאאאאא אאאא 68 Jאאאאא אאאא אא אאאאאאא Balancing of reciprocating machinery by vibration analysis EThe objectives of the experimentFאא J١ Wאאאא אאאאאאא - אאאאאאאא - אאאאאאאא - (description of the experimentFא J٢ Wאא א א א א א א אאא אאא EFא - א אא RMSא אאא אאא אא אאא א אא א אאאאא א א א אאא EEquipment and instrumentsFאאאא J٣ W٨ J٥אאאאא EFא • אאא • 69 Jאאאאא אאאא א אא אאWE٨ J٥F E steps of the experimentFWאא J٤ אאא - אאאאאא אאאאאRMS 70 Jאאאאא אאאא אאא RMS אאאאאאא אאאאא אאאאאאE٩ J٥אF א אאא אא אאאאאW٩ J٥א א אא א אאא 71 Jאאאאא אאאא E Results of the experimentFWא J٥ E١٠ J٥אFאאאאאא mms-1 f (Hz) mms-1 t (s) אאאאW١٠ J٥א אאאאאאא E١١ J٥אFאאאאא - mms-1 f (Hz) אאאאא אא mms -1 אאאאא t (s) אאאאW١١ J٥א 72 Jאאאאא אאאא EAnalysis of results and conclusionsFWאא J٥ אאאאאE١٢ J٥אF אא אאא אא אאאא EmisalignmentFאא אאאא אא EunbalanceFא אאאאW١٢ J٥א 73 Jאאאאא אאאא אאאאאא J א Wאאאא אאאE١٣ J٥אF אאאW אW ، (balancing default)אא אא Emisalignment) אאWא אW אאW١٣ J٥א 74 Jאאאאא אאאא אאאE١٤ J٥אF א אאא אא א א א א אאא אאא אאאא אE١٤ J٥אF 75 Jאאאאא אאאא אאE١٥ J٥אF א١٩٣{٢אא אא א١٩٣{٦ אאא אאא אאאא אאאא Kאאא אאW١٥ J٥א 76 Jאאאאא אאאא אא אאא 77 Jאאאאא אאאא אא אאא Balancing of the steam turbines Wאא א אאאאא אא WאאWאאא אאאאאא K١ אאאא K٢ אא K٣ Wאא ٨ 78 Jאאאאא אאאא אא אאאאאאא Measuring the centrifugal forces in rotating machinery, including steam turbines EThe objectives of the experimentFWאא Wאאאאא אאא K٤ אא K٥ אאאא K٦ (description of the experimentFא J٢ Kאאא אא א אא אאאא E١ J٦אFא אאאאאא، ﻓﻲ א J אאאא אאW١ J٦א r אאMאאא (ω rad/sF W F= M ω²r 79 Jאאאאא אאאא א אאאא אא א א א א א KEFא א א א אא א א אא אא EEquipment and instrumentsFאאאא J٣ W٢ J٦אאאאא EאאFא • EF • א אאאאWE٢ J٦F 80 Jאאאאא אאאא Esteps of the experimentFWאא J٤ ٣ J٦אאאא - אW٣ J٦א אאrאMאאא אא אrאאאאא אא אאאMאאא אא ،אFאאא אאEאאא 81 Jאאאאא אאאא E Results of the experimentFWא J٥ Mאאאא١ J٦א (ω= ~,M=79 g, r= 100 mm).אאrא אא אא KKKKKKKK ٠{٩ ١{١٥ אא RPM 100 KKKKKKKK ٢{٣ ٢{٥٩ 150 KKKKKKKK ٤{٥ ٤{٦٠ 200 KKKKKKKK ٧{٢ ٧{١٩ 250 א (N)א (N)א אאאאW١ J٦א אאאאא٢ J٦א (m = ~,r =100mm, N=200 RPMFאrא א אא אא KKKKKKKK KKKKKKKK ٧.٧٩ ٧.٧ 79 KKKKKKKK ١٠.٣٦ ١٠.٤ 104 (N)א ٥.٢ M (g) א (N)א ٥.٣٣ אאאW٢ J٦א 82 54 Jאאאאא אאאא Mאאאא٣ J٦א (r= ~ ,M=79 g, N =200 RPMF٢ J٦אאא אW٢ J٦ אא אא KKKKKKKK ٢.٥٩ ٢.٤ א r (mm) 25 KKKKKKKK ٥.١٨ ٥.١ 50 KKKKKKKK ٧.٧٧ ٧.٨ 75 KKKKKKKK ١٠.٣٦ ١٠.٤ 100 KKKKKKKK ١٢.٩٥ ١٣.٢ 125 א (N)א (N)א אאאW٣ J٦א א א א א ٤ J٦א אא،אא אא،אאW٤ J٦א 83 Jאאאאא אאאא EAnalysis of results and conclusionsFWאא J٦ E٥ J٦אFאWאאאא אאאאW٥ J٦א E٦ J٦אFאאא אאאW٦ J٦א 84 Jאאאאא אאאא E٧ J٦אFאאא אאאW٧ J٦א W א א א א EF= M ω²rFWאאאא 85 Jאאאאא אאאא אא אאאא Balancing of the steam turbines . EאאאFאא אאא א א א א אאאאאאאאאאאא א אא אא א א EThe objectives of the experimentFאא J١ Wאאאאא אאא K٧ אאא K٨ אאאא K٩ (description of experimentFא J٢ א א אא א א א א Kאא ، אאאאא אאאא אאא אא אאא E٨ J٦אF אאW٨ J٦א 86 Jאאאאא אאאא EEquipment and instrumentsFאאאא J٣ W٩ J٦אאאאא EFא • EFluke 810 Vibration TesterFאאא • א • א Fluke 810 Fאאא EVibration Tester אא אאאאWE٩ J٦F 87 Jאאאאא אאאא E steps of the experimentFWאא J٤ א - אאאאאאא אאאא אאאאאא אא אאא אא אאא אא E Results of the experimentFWא J٥ א KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKK mm/sEאFא KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKK אא KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKK אאmm/sEאFא KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKK אאאא אW٤ J٦א ١ J٦א J אאאאא אW١٠ J٦א 88 Jאאאאא אאאא EAnalysis of results and conclusionsFWאא J٦ EKKKKFאא J Kאאאא אאאאא J אאא א KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKK EMcFאא KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKK EθFא אאאW٥ J٦א Wא١٠ J٦א אאאאאאא J אאאא J אאאאא J אאא אאאא Kאאאא E0°F אאאW١١ J٦א 89 Jאאאאא אאאא א א µ m א d mm/s v 1g=9.80665m/s²g Hz a g f א EdisplacementFאא EvelocityFא EaccelerationFא EfrequencyFא M EMassFא ( mm/s)Em/s²FEµm) rds A EAmplitudeFא θ EangleFא N F אא Ecentrifugal forceF N.m Tm N Fp ETorqueFאא אאאא Eprimary forces of inertia ) N Fs אאאא Esecondary forces of inertia) N.m Tm1 אאא N.m Tm2 אאא 90 Jאאאאא א אאאא אא RMS (Root mean square) א אא Peak אא Rpm( Revolutions Per Minute) אאא Peak to peak אא Amplitude (A) א Torque אא Eprimary forces of inertia ) אאאא Esecondary forces of inertia) אאאא primary Torque אאא Secondary Torque אאא balancing אא Vibration אא Steam turbine reciprocating machinery displacement אא velocity א acceleration א frequency א 91 Jאאאאא אאאא אא א אא R. Keith Mobley Editor in Chief Lindley R. Higgins Darrin J. Wikoff Singiresu S. Rao University of Miami MAINTENANCE ENGINEERING HANDBOOK URL: http://www.gunt.de G.U.N.T Mechanical Vibrations Dynamics of Rotating Machines Design for Steam Turbines and Centrifugal Compressors: of Theory to Practice START THE VIBRATION MEASUREMENT Jean-Marc PUGNET the University of Grenoble (France) Jacky DUMAS &Bruno BENNEVAULT Clarence w. de silva Vibration and shock handbook Alok sinha Vibration of mechanical systems Victor wowk Machinery vibration / balancing Steve goldman Vibration Spectrum Analysis Dr. Istvan Nagy Technical Diagnostics 92