UAV Factory 100 W GENERATOR POWER UNIT User Manual Download

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UAV Factory USA LLC.

50 South Buckhout Street,
Irvington, NY 10533 USA
Phone: +1 (914) 591 3070
Fax: +1 (914) 591 3715
Email:

[email protected]

UAV Factory LTD. EUROPE

24A-52 Ganibu Dambis,
LV1005, Latvia
Phone: +371 29119398
Fax: +371 63048747
Email:

[email protected]

13.

Order Information

Brushed version GPU100

Brushless version GPU100B

GPU Accessories

Item

Order code

Qty

FISCHER cable plug for J1

S104A056

FISCHER cable plug for J2

S104Z056

Cable set with plug for J1, 50 cm

SJ105

Cable set with plug for J2, 50 cm

SJ205

Cable set with plug for J1, 100 cm

SJ110

Cable set with plug for J2, 100 cm

SJ210

14.

User manual version history

Version

Comments, Updates

Date

Author

1.4

Voltage range is added for BLDC generator
in electrical specification

5/15/2012

1.5

Tachometer range is extended to 90000
rpm

2/11/2013

Summary of Contents for 100 W GENERATOR POWER UNIT

Page 1: ...gton NY 10533 USA Phone 1 914 591 3070 Fax 1 914 591 3715 Email josephm uavfactory com UAV Factory LTD EUROPE 24A 52 Ganibu Dambis LV1005 Latvia Phone 371 29119398 Fax 371 63048747 Email sales uavfactory com 1 USER MANUAL 1 5 100 W GENERATOR POWER UNIT ...

Page 2: ...onitored during the flight Generator power unit can be used with brushless or brushed generators that have a voltage output within 10 35 Volts and 13 50 Volts respectively Integrated Lithium Polymer charger is used for the backup battery which is switched on during the pre flight checks power peaks or in the event of the engine failure Power unit is packed in a sealed aluminum enclosure and fitted...

Page 3: ...um continuous battery input current 8 A Maximum continuous external power current 8 A Output voltage 6 V and 12 V Maximum output voltage ripple 200 mV 6V 400mV 12V Continuous load current 6 Volt output1 5A Continuous load current 12 Volt output1 5A Maximum peak load current 10 A for 10 seconds Efficiency of 6 Volt output 85 typical Efficiency of 12 Volt output 90 typical No load GPU current 110 mA...

Page 4: ...Buckhout Street Irvington NY 10533 USA Phone 1 914 591 3070 Fax 1 914 591 3715 Email josephm uavfactory com UAV Factory LTD EUROPE 24A 52 Ganibu Dambis LV1005 Latvia Phone 371 29119398 Fax 371 63048747 Email sales uavfactory com 4 ...

Page 5: ...e presented below Efficiency for the 6 V output against the input voltage is shown in Figure 1 efficiency for 12 V output is shown in Figure 2 The maximum continuous power of the GPU is dependent on the ambient temperature and the ability to dissipate heat generated by the GPU The maximum continuous power to ambient temperature relation is shown in Figure 3 At no circumstances operating GPU enclos...

Page 6: ...591 3715 Email josephm uavfactory com UAV Factory LTD EUROPE 24A 52 Ganibu Dambis LV1005 Latvia Phone 371 29119398 Fax 371 63048747 Email sales uavfactory com 6 Figure 2 Efficiency at 12 Volt output vs input voltage Figure 3 Allowable continuous power depending on ambient temperature Load current 5 A ...

Page 7: ...n the brushless GPU version the 3 phase rectifier is used between the generator and the internal DC DC converter of the GPU refer to Figure 5 Therefore DC voltage at the DC DC converter is equal to rectified value of generator s AC voltage In this case generator s line voltage RMS value must be within 10 35V range Line voltage RMS value can be measured between any two leads of the generator If the...

Page 8: ... The ratio between the pulleys is chosen to keep the GPU input voltage under the 50 V limit Figure 6 Belt driven onboard generator example In many cases at low engine rpm the voltage generated is less than 13 V which means that the onboard battery will be used for powering the unmanned aircraft systems This is not an issue since aircraft do not generally fly at low idle settings for extended perio...

Page 9: ... diagram for brushless generator Figure 8 Typical connection diagram for brushed generator GPU Generator Battery 6 V load 12 V load Transmitter Battery GND Brushed gen Ext power GND GND 6 V out 12 V out GND Serial GND Serial Tx RPM sensor RPM sensor GND External power connector Generator GND GPU Generator Battery 6 V load 12 V load Transmitter Battery GND Brushless generator Ext power GND GND 6 V ...

Page 10: ...circuit in the payload unmanned aircraft can still perform a safe landing 6 Battery backup External battery provides power supply to the system in case the input voltage drops below the battery voltage This may occur because of several reasons a During engine idle when generator provides insufficient voltage at the given load b During pre flight preparation when the engine is not operating and the...

Page 11: ...imately 0 4V and GPU cannot provide 12 V voltage if battery voltage is less than 12 4 V and starts to operate with 100 duty cycle Figure 10 Output voltage in battery source mode 7 External Power Supply External power supply can be used as a power source when the engine is no operating This is especially useful for laboratory environment testing during set ups during pre flight checks on field as w...

Page 12: ...A 52 Ganibu Dambis LV1005 Latvia Phone 371 29119398 Fax 371 63048747 Email sales uavfactory com 12 Figure 11 Input Output connectors and status LEDs Figure 12 Connector J1 description Red mark RPM sensor Battery GND GND External power Brushless generator Red mark 12 V out 6 V out GND Serial Tx Serial GND Figure 13 Connector J2 description for brushless generator ...

Page 13: ... presence 12 V green LED indicates 12 V voltage presence BAT green LED indicates that battery is supplying the system When LED is off the generator or external power is supplying the system CHRG red LED indicates battery charging When LED is flashing the battery voltage is low and the generator provides not enough power 10 Tachometer Tachometer input allows to monitor engine or generator rotation ...

Page 14: ...M value Serial protocol uses 83 bytes packet and send it one per second Figure 15 shows the output string format This protocol is valid for GPU serial number starting from GPU0042 For older serial number refer to the user manual version 1 4 Variables are separated with 3 spaces The output string example is Rpm 3400 Vgen 27 3 Vbatt 11 82 Ibatt 1 3 I6v 1 2 I12v 0 8 Pout 16 Rpm rpm value Vlin interna...

Page 15: ...8 B09 B10 B11 B12 B13 B14 B15 B16 B17 R p m space space space V g e n B18 B19 B20 B21 B22 B23 B24 B25 B26 B27 B28 B29 B30 B31 B32 B33 B34 space space space V b a t t B35 B36 B37 B38 B39 B40 B41 B42 B43 B44 B45 B46 B47 B48 B49 B50 B51 space space space I b a t t space space space B52 B53 B54 B55 B56 B57 B58 B59 B60 B61 B62 B63 B64 B65 B66 B67 B68 I 6 v space space space I 1 2 v B69 B70 B71 B72 B73 ...

Page 16: ...t EXT BATT Figure 16 Cable set wiring schematic diagram Table 1 Cable set description of connections Label Wire color Connection description GEN red Brushless generator phase A red Brushless generator phase B red Brushless generator phase C GEN red Brushed generator lead black Brushed generator lead Ignition red Power output for ignition module 6V black Power ground for ignition module GND RPM inp...

Page 17: ...hless version GPU100B GPU Accessories Item Order code Qty FISCHER cable plug for J1 S104A056 1 FISCHER cable plug for J2 S104Z056 1 Cable set with plug for J1 50 cm SJ105 1 Cable set with plug for J2 50 cm SJ205 1 Cable set with plug for J1 100 cm SJ110 1 Cable set with plug for J2 100 cm SJ210 1 14 User manual version history Version Comments Updates Date Author 1 4 Voltage range is added for BLD...

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