3HXD1640-240速電機(jī)轉(zhuǎn)速的測(cè)量。因?yàn)殡姍C(jī)轉(zhuǎn)速越，相同的起動(dòng)時(shí)間里面，各頻率分量的周期數(shù)越多，小波包系數(shù)的比較的范網(wǎng)越廣，判斷越準(zhǔn)確；1口在電機(jī)轉(zhuǎn)速很高的情況下，常規(guī)測(cè)速傳感器的響應(yīng)速度不定能夠跟隨轉(zhuǎn)速的變化，后續(xù)的硬件處理的速度要求也比較高對(duì)電機(jī)穩(wěn)定運(yùn)行的每點(diǎn)的轉(zhuǎn)速進(jìn)行測(cè)，往往牽涉到負(fù)載的動(dòng)態(tài)調(diào)節(jié)，這種情況下方法中不牽涉到負(fù)哉的調(diào)節(jié)。可以達(dá)到快速地測(cè)量電機(jī)的轉(zhuǎn)速曲，轉(zhuǎn)圯曲線孔械特性曲線。
3HXD1640-240 但是。如梁電機(jī)的轉(zhuǎn)速比較低。采集到的電流波形中，頻域窗中的波形振蕩次數(shù)比較少的話高頻時(shí)的要求加嚴(yán)格，它將會(huì)被小波包淹沒，從而，相應(yīng)的時(shí)域點(diǎn)將沒有任何意義這是本方法的個(gè)不足，另外點(diǎn)，間接法測(cè)量的精度般都不能與直接法相比較。
3HXD1640-240電機(jī)測(cè)試作為個(gè)比較傳統(tǒng)的學(xué)科領(lǐng)域，近年農(nóng)，隨若電機(jī)工業(yè)的發(fā)展，電機(jī)測(cè)試的要求越來越高，出現(xiàn)的被測(cè)信號(hào)日益多種多樣，對(duì)些復(fù)雜過rightsreserved，httpwww.cnki.net 4.3小波包分解程序首先對(duì)濾波幣構(gòu)后的信號(hào)在小波包下正交分解成個(gè)信系數(shù)包該系數(shù)為小波包變換下的系數(shù)代分解程度每個(gè)包對(duì)應(yīng)某中心頻率下的整個(gè)時(shí)域范圍內(nèi)的小波包變換系數(shù)；比較這些系數(shù)。系數(shù)最大的時(shí)域點(diǎn)可以認(rèn)為是該中心頻率分量現(xiàn)最強(qiáng)烈的時(shí)域點(diǎn)這樣的點(diǎn)是唯的；因此，對(duì)應(yīng)個(gè)系數(shù)包，在時(shí)域上，可以找到個(gè)對(duì)應(yīng)的時(shí)域點(diǎn)。根據(jù)頻域點(diǎn)與時(shí)域點(diǎn)的對(duì)應(yīng)關(guān)系，可以作出信號(hào)的時(shí)，分布由于信號(hào)頻率對(duì)應(yīng)電機(jī)轉(zhuǎn)速正比關(guān)系，所以，時(shí)瀕分布實(shí)質(zhì)上就是轉(zhuǎn)速財(cái)間曲線。采用0士。6正交小波乜對(duì)謙各1益魅頓亨，云，8胃對(duì)辰動(dòng)噪聲檢測(cè)儀在電機(jī)噪聲測(cè)量中的應(yīng)用1海電器科學(xué)研究所200063馬久旭王傳軍量中的應(yīng)用及應(yīng)用時(shí)的注意事項(xiàng)。
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3HXD1640-240 Signal cable
3HXD1640-30 RESOLVER EXTENSION CABLE
3HXD1640-40 RESOLVER EXTENSION CABLE
3HXD1640-50 RESOLVER EXTENSION CABLE
3HXD1640-70 SIGNALCABLE
3HXD1666-100 HOSE
3HXD1672-150 CP/CS CABLE PARALLEL
3HXD1672-60 CP/CS CABLE PARALLEL
3HXD1672-70 CP/CS CABLE PARALLEL
3HXD1675-1 CARRIAGE
3HXD1691-110 POSITION SW.CABLE
3HXD1691-130 POSITION SW.CABLE
3HXD1691-150 POSITION SW.CABLE
3HXD1691-170 POSITION SW.CABLE
3HXD7109-1 PRODUCT MANUAL ENGLISH
3HXG1000-10 CABLE
3HXG1000-101 WELD PLATE
3HXG1000-11 CABLE
3HXG1000-12 CABLE
3HXG1000-138 Ball bearing
3HXG1000-151 CONNECTION FEMALE 8P
3HXG1000-152 Pin device
3HXG1000-153 Housing device
3HXG1000-156 Pin device
3HXG1000-157 Housing device
3HXG1000-162 Rubber element
3HXG1000-165 Coupling
3HXG1000-170 Coupler
3HXG1000-176 Bracket for cable chain
3HXG1000-178 Cable bracket
3HXG1000-198 Coupling
3HXG1000-199 Gear box
3HXG1000-20 Coupling
3HXG1000-201 Gear box
3HXG1000-203 AIR CONNECTOR
3HXG1000-209 BALL SCREW + NUT
3HXG1000-211 CABLE CHAIN ATTACHMENT
3HXG1000-216 EDGE LIST
3HXG1000-224 SCREW
3HXG1000-226 ALLEN SCREW
3HXG1000-25 Clamping unit
3HXG1000-253 GUARD SCREEN
3HXG1000-262 CONTACT GREASE
3HXG1000-284 PROTECTOR HOSE
3HXG1000-285 GRIP UNIT
3HXG1000-292 LUBRICATING NIPPLE
3HXG1000-4 TERMINAL BLOCK MARKING
3HXG1000-413 MAGNALUBE-G GREASE
3HXG1000-48 T-CROSS
3HXG1000-49 ADAPTER
3HXG1000-5 VALVE BISTABLE
3HXG1000-506 BUSHING NC910
3HXG1000-51 CONNECTING ANGLE
3HXG1000-516 Brush holder
3HXG1000-52 CABLE CHAIN LINK
3HXG1000-53 CASING
3HXG1000-55 CONTACT SOCKET
3HXG1000-556 REDUCE NIPPLE
3HXG1000-558 THREADED COUPLING.
3HXG1000-56 SQUEEZE BUSHING
3HXG1000-561 ANGLE COUPLING
3HXG1000-562 Oil brush
3HXG1000-563 STABILISATOR
3HXG1000-585 SOLENOID VALVE-BüRKERT
3HXG1000-586 TIMER-BüRKERT
3HXG1000-587 GREASE CONTAINER
3HXG1000-588 E-PUMP TRABON
3HXG1000-589 DIVIDER VALVE
3HXG1000-591 COUPLING
3HXG1000-600 T-SCREW NUT
3HXG1000-615 COUPLING, STRAIGHT
3HXG1000-68 CONNECTION FEMALE 4P
3HXG1000-69 Cabel
3HXG1000-70 POWER CABLE
3HXG1000-86 Roller block
3HXG1000-94 CABLE ATTACHMENT 16-22 O
3HXG1000-95 CABLE ATTACHMENT 12-16 O
3HXG1101-1 O-RING
3HXG1101-2 O-RING
3HXG1105-1 PARALLEL PIN
3HXG1106-4 PLASTIC HOSE PUN-6X1
3HXG1111-3 HOSE
3HXG1111-5 Hose
3HXG1111-6 HOSE
3HXG1111-8 HOSE
3HXG1111-9 HOSE
3HXG1117-3 ROTO GLYDE SEALING
3HXG1127-3 LINEAR GUIDE 45
3HXG1135-2 BEARING
3HXG1137-2 GEAR
3HXG1138-3 SOCKET SCREW
3HXG1140-1 V-TTNING, VL-160
3HXG1141-1 GEAR
3HXG1141-2 GEAR
3HXG1141-3 Shaft Coupling Clamping ring
3HXG1141-4 Shaft coupling distans
3HXG1143-2 BREAKER
3HXG1144-8 MF6S 10.9 DIN7991
3HXG1145-1 Pipe clamp
3HXG1147-1 GEARB.
3HXG1147-2 GEAR DRIVE
3HXH0000-136 Vacuum Gripper 3 rails
3HAB2909-2 Male insert 72p
3HAB2916-1 Resistor
3HAB2924-1 Wheel bracket
3HAB2927-1 Rubber moulding
3HAB2945-1 Transf. EU 400-500V
3HAB2946-1 Transf. USA 475-600V
3HAB2947-1 Transf. JAP 200-400V
3HAB2950-1 Transf. EU, 400-500V
3HAB2951-1 Transf. USA 475-600V
3HAB2952-1 Transber JAP 200V,2
3HAB2955-1 Housing with locking
3HAB2957-1 Jumper
3HAB2986-1 Contact socket
3HAB2987-2 Gasket
3HAB2989-2 Component unit
3HAB2995-2 House bulkhead mounting
3HAB2995-4 House bulkhead mounting
3HAB2997-1 Wrist band
3HAB3031-1 Parallel bar
3HAB3126-1 Parallel arm
3HAB3144-1 Gearbox 2,3
3HAB3201-1 Housing axis 4
3HAB3203-1 Cable unit axis 1-3
3HAB3204-1 Cable unit axis 4-6
3HAB3205-1 SIGNAL CABLE
3HAB3206-1 ADAPTER CABLE
3HAB3208-1 Cable unit axis 4-6 CC
3HAB3210-1 Gear axis 4, step 2
3HAB3211-1 Pinion axis 4, step 2
3HAB3212-1 Gear axis 4, step 1
3HAB3213-1 Pinion axis 4, step 1
3HAB3220-1 Cover axis 1-3
3HAB3221-1 Cover
3HAB3223-1 Cover axis 5-6
3HAB3225-1 Bracket
3HAB3226-1 Bracket
3HAB3228-1 Bracket
3HAB3230-1 Bracket
3HAB3231-1 Bracket
3HAB3233-1 Bearing house, axis 4
3HAB3254-1 Cushion axis 3
3HAB3256-1 Shaft
3HAB3257-1 Damper
3HAB3258-1 Stop pin
3HAB3259-1 Stop, axis 2 Complete
3HAB3260-1 Washer
3HAB3261-1 Sealing
3HAB3262-1 Spacer
3HAB3263-1 Tension spring
3HAB3264-1 Spacer
3HAB3265-1 Shaft
3HAB3266-1 Cover
3HAB3269-1 Stop, axis 3 complete
3HAB3272-1 Gear box , axis 1-3
3HAB3281-1 Lower arm
3HAB3282-1 Parallel arm
3HAB3283-1 Parallel bar
3HAB3286-1 STOP AXIS 1 comp
3HAB3287-1 Heat shield
3HAB3288-1 SPOUT HEAT SHIELD
3HAB3289-1 NUT
3HAB3290-1 Bracket
3HAB3291-1 Spring
3HAB3293-1 Sealing
3HAB3296-1 Sync.market axis 1-2
3HAB3297-1 Sealing
3HAB3298-1 Cableguide
3HAB3299-1 Holder for cableguide
3HAB3310-1 Cable pos.indicator ax.1
3HAB3321-1 Connections box ax. 1-3
3HAB3322-1 Cable box M4
3HAB3326-1 Gasket M1-3
3HAB3327-1 Gasket M4-6
3HAB3328-1 Cable guide
3HAB3333-20 Coupling
3HAB3347-1 Gasket bottom plate
3HAB3348-1 Gasket
3HAB3361-1 Bottom plate
3HAB3362-1 Cable unit axis 1-3
3HAB3363-1 cable unit axis 4-6
3HAB3364-1 Cable unit axis 4-6
3HAB3367-1 Bracket
3HAB3370-1 Bracket
3HAB3380-1 Gear unit axis 4
3HAB3384-1 Cable unit axis 4-6 CC
3HAB3385-1 Cable unit axis 4-6 CC
3HAB3388-1 Wrist
3HAB3396-1 Bracket
3HAB3402-14 Hex socket head cap screw
3HAB3402-15 Hex socket head cap screw
3HAB3402-24 Hex socket head cap screw
3HAB3402-25 Hex socket head cap screw
3HAB3402-26 Hex socket head cap screw
3HAB3402-28 Hex socket head cap screw
3HAB3402-30 Hex socket head cap screw
3HAB3402-36 Hex socket head cap screw
3HAB3402-37 Hex socket head cap screw
3HAB3402-38 Hex socket head cap screw
3HAB3402-39 Hex socket head cap screw
3HAB3402-44 Hex socket head cap screw
3HAB3402-51 Hex socket head cap screw
3HAB3402-52 Hex socket head cap screw
3HAB3404-14 Hex socket head cap screw
3HAB3409-200 Hex socket head cap screw
3HAB3409-205 Hex socket head cap screw m20x90
3HAB3409-23 Hex socket head cap screw
3HAB3409-24 Hex socket head cap screw
3HAB3409-25 Hex socket head cap screw
3HAB3409-26 Hex socket head cap screw
3HAB3409-27 Hex socket head cap screw
3HAB3409-29 Hex socket head cap screw
3HAB3409-37 Hex socket head cap screw
3HAB3409-38 Hex socket head cap screw
3HAB3409-39 Hex socket head cap screw
3HAB3409-40 Hex socket head cap screw
3HAB3409-42 Hex socket head cap screw
3HAB3409-50 Hex socket head cap screw
3HAB3409-51 Hex socket head cap screw
3HAB3409-52 Hex.sock.head cap screws
3HAB3409-53 Hex socket head cap screw
3HAB3409-57 Hex socket head cap screw
3HAB3409-59 Hex socket head cap screw
3HAB3409-60 Hex socket head cap screw
3HAB3409-61 Hex socket head cap screw
3HAB3409-62 Hex socket head cap screw
3HAB3409-67 Hex socket head cap screw
3HAB3409-71 Hex socket head cap screw
3HAB3409-73 Hex socket head cap screw
3HAB3409-74 Hex socket head cap screw
3HAB3409-75 Hex socket head cap screw
3HAB3409-84 Hex socket head cap screw
3HAB3409-85 Hex socket head cap screw
3HAB3409-86 Hex socket head cap screw
3HAB3409-88 Hex socket head cap screw
3HAB3409-89 Hex socket head cap screw
3HAB3409-90 Hex socket head cap screw
3HAB3409-92 Hex socket head cap screw
3HAB3409-93 Hex socket head cap screw
3HAB3438-1 Spring
3HAB3443-1 Foot
3HAB3538-12 Sealing strip
3HAB3539-1 END LID (VK-cover)
3HAB3582-1 Resistor/Diode
3HAB3610-1 Gear set
3HAB3613-1 Gear
3HAB3614-1 Pinion
3HAB3615-1 Pinion ax. 4-6 / Z1
3HAB3616-1 Pinion ax. 5/Z3
3HAB3617-1 Gear
3HAB3618-1 Gear
3HAB3629-1 Shaft end
3HAB3630-1 Bottom plate
3HAB3631-1 Gasket
3HAB3632-1 Washer
3HAB3633-1 Ring
3HAB3637-1 Driving shaft
3HAB3639-1 Cushion ax.2
3HAB3640-1 Spring washer
3HAB3641-1 Driving shaft ax 6
3HAB3643-11 Groove ball bearing
3HAB3643-12 Groove ball bearing
3HAB3643-17 Groove ball bearing
3HAB3643-18 Groove ball bearing
3HAB3643-19 Groove ball bearing
3HAB3644-1 Yoke
3HAB3645-1 Axis
3HAB3647-1 Stop pin
3HAB3648-1 Cushion ax.3
3HAB3651-1 Ring
3HAB3653-1 Housing ax.4
