V8 Vibration Test Systems

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Emory Golden
5 years ago
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1 V8 V8 Vibration Test Systems

2 V8-440 Shaker system: configuration and performance parameters V8-440 Metric American Armature diameter 440 mm 17.3 in Sine force peak (stabilised) 57,827 N 13,000 lbf Sine force peak (duty cycle) 1 60,000 N 13,489 lbf Random force rms 66,000 N 14,837 lbf Half sine peak bump force 4 198,000 N 44,511 lbf Armature resonance (fn) 2000 Hz 2000 Hz Useful frequency range d.c. to 2500 Hz d.c. to 2500 Hz Effective mass of moving element 42 kg 92.6 lb Velocity sine peak - full field 1.8 m/s 70.9 in/s Velocity sine peak - 50% field 2 m/s 78.7 in/s Acceleration sine peak 1373 m/s g n Acceleration random rms 490 m/s 2 50 g n Stray magnetic field 2 <1.0 mt <10 gauss Total heat dissipation Shaker - radiated from body 2.5 kw 2.5 kw Amplifier 6.36 kw 6.36 kw Blower 62 kw 62 kw LDS amplifier SPA56K SPA56K Suspension axial stiffness 20,000 N/m 114 lbf/in Suspension cross-axial stiffness 13,000,000 N/m 74,232 lbf/in Suspension rotational stiffness 500,000 Nm/rad 4,425,374 lbf.in/rad Displacement (continuous) pk-pk 63.5 mm 2.5 in Body air isolation resonance <5 Hz <5 Hz Shaker body mass 3250 kg 7165 lb Internal load support capability 700 kg 1543 lb Cooling air flow Shaker 0.92 m 3 /s 1950 ft 3 /min Amplifier 0.8 m 3 /s 1695 ft 3 /min Compressed air supply required 6.9 bar 100 lbf/in 2 Total electrical requirements Amplifier, FPS and blower 65.5 kva 65.5 kva Working ambient temperature range Shaker 0 to 30 C 32 to 86 F Amplifier 1 to 30 C 34 to 86 F Acoustic noise at 1 metre distance 3 Shaker dba 118 dba Amplifier 74 dba 74 dba Blower 102 dba 102 dba 1 Maximum duration 30 minutes on, 30 minutes off 2 Measured at 150 mm (6 inches) above armature table, full field 3 Measured at a distance of 1 m (39.37 inches) and 1.6 m (63 inches) above floor level in enclosed cell 4 Due to the complex nature of shock pulses, LDS has sophisticated software to evaluate the performance. Please contact your local representative for further information 5 Max. noise when running at full level bare table performance 2

3 V8-640 Shaker system: configuration and performance parameters V8-640 Metric American Armature diameter 640 mm 25.2 in Sine force peak (stabilised) 55,603 N 12,500 lbf Sine force peak (duty cycle) 1 57,827 N 13,000 lbf Random force rms 55,603 N 12,500 lbf Half sine peak bump force 4 166,800 N 37,500 lbf Armature resonance (fn) 1900 Hz 1900 Hz Useful frequency range d.c. to 2300 Hz d.c. to 2300 Hz Effective mass of moving element 47 kg lb Velocity sine peak - full field 1.8 m/s 70.9 in/s Velocity sine peak - 50% field 2 m/s 78.7 in/s Acceleration sine peak 392 m/s 2 40 g 6 n Acceleration random rms 392 m/s 2 40 g 6 n Stray magnetic field 2 <1.0 mt <10 gauss Total heat dissipation Shaker - radiated from body 2.5 kw 2.5 kw Amplifier 6.36 kw 6.36 kw Blower 62 kw 62 kw LDS amplifier SPA56K SPA56K Suspension axial stiffness 20,000 N/m 114 lbf/in Suspension cross-axial stiffness 29,000,000 N/m 165,594 lbf/in Suspension rotational stiffness 538,000 Nm/rad 4,761,702 lbf.in/rad Displacement (continuous) pk-pk 63.5 mm 2.5 in Body air isolation resonance <5 Hz <5 Hz Shaker body mass 3250 kg 7165 lb Internal load support capability 700 kg 1543 lb Cooling air flow Shaker 0.92 m 3 /s 1950 ft 3 /min Amplifier 0.8 m 3 /s 1695 ft 3 /min Compressed air supply required 6.9 bar 100 lbf/in 2 Total electrical requirements Amplifier, FPS and blower 65.5 kva 65.5 kva Working ambient temperature range Shaker 0 to 30 C 32 to 86 F Amplifier 1 to 30 C 34 to 86 F Acoustic noise at 1 metre distance 3 Shaker dba 118 dba Amplifier 74 dba 74 dba Blower 102 dba 102 dba 1 Maximum duration 30 minutes on, 30 minutes off 2 Measured at 150 mm (6 inches) above armature table, full field 3 Measured at a distance of 1 m (39.37 inches) and 1.6 m (63 inches) above floor level in enclosed cell 4 Due to the complex nature of shock pulses, LDS has sophisticated software to evaluate the performance. Please contact your local representative for further information 5 Max. noise when running at full level bare table performance 6 Across entire frequency range - higher g levels can be achieved over a reduced range - contact LDS with requirements 3

4 Cooling Blowers Metric Weight Dim A Dim B Dim C kg mm mm mm V8-50 Hz V8-60 Hz American Weight Dim A Dim B Dim C lb in in in V8-50 Hz V8-60 Hz Armature insert pattern SPA-K Amplifiers Metric mm PCD mm PCD Centre V mm PCD mm PCD mm PCD Centre V American in PCD in PCD Centre 8 16 V in PCD in PCD in PCD Centre V Total mass: 610 kg (1345 lb) 1870 mm (73.6 in) 825 mm (32.5 in) 537 mm (21.1 in) Air Box 502 mm (19.8 in) 142 mm (5.6 in) 470 mm (18.5 in) 4

5 V8 options Armature Insert Selection Mounting Selection M8 3/8 UNC Trunnion mounted Base mounted Base mounted with airglide Silencer option, Fan Chamber floor support option Key Standard Option Special option Available on shortest delivery Stocked option Non - stocked option, longer delivery A standard range of head expanders is available. Please contact your local representative with your requirements. Note: LDS will custom design to any specification - contact Sales with your specific requirements. V8-T 958 mm Dia V8-640T-SPAK V8-440T-SPAK Total mass: 4330 kg (9546 lb) 745 mm 1320 mm 1552 mm 1000 mm V8-B 958 mm Dia V8-640B-SPAK V8-440B-SPAK Total mass: 3200 kg (7055 lb) 1225 mm 1103 mm 1103 mm 5

6 SPA-K series power amplifier characteristics Power range Total harmonic distortion Input impedance Input sensitivity Signal-to-noise ratio 8 56 kva in 8 kva increments Typically 0.15% when measured into resistive load 10 k ohm nominal 1 V rms input for 100 V rms output (Differential Input). Compatible with all standard controllers >68 db Amplifier efficiency >90% Switching frequency Modulation range Rated output voltage Continuous output current Transient output current Full power bandwidth 150 khz Module efficiency 93% Protection Safety EMC d.c. to 10 khz 100 V rms (sine) 80 A rms (sine and random) per 8 kva increment 240 A for 100 ms per 8 kva increment 20 Hz to 3 khz Integral protection to prevent the output devices working outside their specification limits Complies with the Essential Health and Safety requirements of the Machinery Directive 98/37/EC and the Low Voltage Directive 73/23/EEC EN Emissions, EN Immunity Some of the features listed are available as standard, others as options. Please contact LDS for advice on the optimum specification to meet your system needs. Specifications are correct at the time of publication. LDS reserves the right to amend specifications without prior notice. All LDS equipment complies with current European and USA safety and EMC regulations ISO 9001 Cert No. FM From application engineering, installation and training through to maintenance, spares and repairs, LDS offer a total service approach to keep your system operating efficiently and reliably. All LDS systems (standards and specials) are designed and manufactured to ISO 9001 standard. LDS offers a comprehensive range of vibration, measurement and analysis equipment. Please consult our website for details. UK LDS Ltd. Tel: +44 (0) sales@lds-group.com USA LDS Inc. Tel: sales@lds-usa.com Dactron Tel: sales@dactron.com France LDS SARL Tel: +33 (0) lds@lds-france.com Germany LDS GmbH Tel: +49 (0) mail@lds-deutschland.de 6 V8data_

Systems. Dynamic Test. Electrodynamic Vibration Test Systems

Systems. Dynamic Test. Electrodynamic Vibration Test Systems Systems 6-20 kn air cooled Electrodynamic Vibration Test Systems SW2-6200APP ( 6KN) SW2-6230APP ( 6KN) SW2-1240APP (10KN) SW2-2320APP (20KN) SW2-2LS3-340APP (20KN) Dynamic Test Technical subject to changes