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CSPP Capacitor Charging Unit 

Operation Manual 

 

CSP-CSPP-8000/2 

 

Summary of Contents for CSP-CSPP-8000/2

Page 1: ...CSPP Capacitor Charging Unit Operation Manual CSP CSPP 8000 2 ...

Page 2: ...al CSP CSPP 8000 2 _________________________________________________________________________________________________________ __________________________________________________________________________________________________________ Page 2 of 59 ...

Page 3: ... Acoustic Engineering as one of your subsea equipment suppliers We hope you experience many years of reliable operational use from our products If you do encounter any technical issues with any of our products then please don t hesitate to contact our Technical Team via the following methods Tel 44 0 1493 440355 Fax 44 0 1493 440720 Email techsupport appliedacoustics com Applied Acoustic Engineeri...

Page 4: ...ormation in this manual is copyright 1993 2008 Applied Acoustic Engineering Ltd This manual is loaned without other consideration than the agreement and condition that it is not to be reproduced copied or otherwise disposed of directly and is not to be used in whole or in part to assist in or to furnish any information for the making of drawings prints apparatus or parts thereof THIS EQUIPMENT CON...

Page 5: ...ore maximum signal amplitude is reached It will also give them a chance to get used to the noise if they choose to stay rather than being subjected to a sudden shock of a full power seismic signal The procedure is quite simple By using a slow repetition rate say at 1 pulse per 15 seconds and by using the Auto charge rate the energy will slowly increase over the course of several minutes Once full ...

Page 6: ...xed high rate for example at 1500J per second even when the average energy drawn from the capacitors is less a typical example may be 100 J at 3 pps 300J This results in a rapid capacitor charge rate for 67 mS followed by nothing until the next discharge charge cycle This charge no charge operation can often result in generator hunting as the load changes and may mean that a larger generator is ne...

Page 7: ...k deck and the deployment area so that the high voltage output cable run is minimised As high voltages are present the CSP P s must be located away from water spray and condensation in an environment which is not allowed to become too hot Care should be taken to allow safe and easy access and that high voltage cables are out of harm s way It should also be possible to switch off the unit quickly w...

Page 8: ...tivity even during heavy roll It is recommended that earthing arrangements are checked regularly as corrosion or abrasion or metal cutting gear can cause damage which may result in the equipment becoming unsafe from having an ineffective earth The CSP P range of Capacitor Discharge PSUs is compact and easy to operate However the units still generate lethal voltages and the operators should make th...

Page 9: ...f thick wire or earth braid from the CSP P front panel earth stud to an appropriate earthing point on the vessel If a suitable earth cannot be found the CSP P earth stud should be connected directly to the water using an adequate length of heavy wire with the insulation removed from the submerged end in the water A weight will also be necessary to keep the wire submerged when the vessel is underwa...

Page 10: ...by the 3 Pin Amphenol on the left of the front panel Nominal input voltage is 230VAC 45 65 Hz The wiring to this connector is as follows A Ground Earth B Neutral C Live If a ready wired plug is supplied it will be supplied from the factory with the following colour coding Green Yellow Earth Blue Neutral Brown Live The operator must ensure that the ac supply is capable of supplying sufficient energ...

Page 11: ...ction and the repetition rate used and ensures that a constant current is drawn from the AC mains supply It is a soft start circuit and adjusts the charge rate by 5 per sample a sample occurs each trigger pulse AVIP will adjust the charge rate from 20 to 98 thus allowing 100J 3pps operation from a 500 VA generator Note that it can take up to 16 samples for the charge rate to be set to the correct ...

Page 12: ...ed line voltage as the following tables apply 240 V Models Line Voltage Charge Rate 180 VAC 1250 J second 200 VAC 1400 J second 210 VAC 1500 J second 115 V Models Line Voltage Charge Rate 100 115 VAC 1300 J second 116 130 VAC 1500 J second You may notice that the low line voltages above are below those specified in the rear of this manual under specifications The above tables denote the ability of...

Page 13: ...ch as power change will cause the HV to switch OFF and the unit will need to be RESET before the HV can be switched on again If the INTERLOCK indicator illuminates check the HV plug HV junction box Trigger Input Trigger input is by BNC connector The unit accepts ve trigger triggers on rising edge 5 20 volts Opto isolated or by contact closure as controlled by the KEY switch OUT for ve key IN for c...

Page 14: ...e HV OFF RESET button must be pressed to reset any fault latches and the light behind the Manual Key button is flashing in sequence with the key input signal The output power can now be selected by using the Power Select rotary switch The HV RESET light will illuminate upon a change in power setting press reset if required Once the appropriate setting has been made the HV can be energised press th...

Page 15: ...ies from 2 5KV to 3 9KV across the range using 2 capacitors Load Specifications The CSP P units are designed to deliver high currents into boomer or sparker type loads The loads are quite different in make up Boomer Load A boomer plate consists of a coil imbedded in an epoxy or plastic material and thus by its nature is an inductive load The inductive kickback is controlled by circuitry inside the...

Page 16: ...alt water which creates a sound pulse as the plasma bubble expands The current into a sparker varies with cable length and type as well as by the number of tips and the salinity of the water Typical values are shown below for AAE sparkers in standard seawater with a salinity of 35 ppm Energy Squid 500 60 tips 100J 1000A Dummy Load AAE manufacture a dummy load with precisely designed characteristic...

Page 17: ...ntrols This button also operates as the HV OFF button Press to switch OFF HV ON Switch Switches in capacitors and HV PSU note delays on switching switch illuminates when the high voltage is switched on operated in conjunction with the HV ENABLE key switch thus to switch HV ON HV ENABLE needs to be enabled simultaneously MANUAL KEY Switch Triggers CSP unit when pressed Also illuminates when an exte...

Page 18: ...tor will normally illuminate when the unit is powered up and will extinguish when the RESET button is pressed It will otherwise illuminate during most faults Please note that the fault light will not illuminate if the thermal cut out operates in the charger module INTERLOCK Indicator Illuminated if front panel connector is left out when the unit is switched ON or if the lid of the HV junction box ...

Page 19: ...s and can operate with current pulses up to 6000 amps The two small pins are used as interlock pins If these are left open circuit the CSP P will not be able to enable the high voltage INTERLOCK fault Trigger Input The trigger input is connected via a BNC socket Rear Panel Fuses The rear panel contains 2 fuse holders and these are the only things we recommend the operator checks if he has not rece...

Page 20: ...parate relay The interlock circuit operates from its own isolated 12V supply and operates 2 relays as well as the control electronics However it cannot be stressed enough that the operator and all those who might come into contact with this equipment treat it with extreme caution and should not take any safety feature for granted The unit should be disabled by removal of the mains lead or the HV P...

Page 21: ...ctronic components and batteries must be taken for separate collection at the end of their working life under EU WEEE directives Applied Acoustics as a manufacturer within the EU will responsibly dispose of any returned end of life Applied Acoustics components batteries through a registered WEEE scheme In order to prevent uncontrolled waste disposal and promote re cycling please return any end of ...

Page 22: ... shock mount housing Weight 22 kg Supply Only Electrical Specifications Mains Input 207 260 V 1 phase 45 65 Hz 2 5 kVA 3 Pin connector Voltage Output 2700 to 4000 volts DC Output Power 50 to 350J By 4 Pin connector Power and interlock Selection Rotary switches Trigger ve key 5 to 25V rising edge opto isolated or contact closure Set by front panel switch Discharge Method Semiconductor module Maximu...

Page 23: ...ables remote if fitted Load Shuts down HV upon open circuit load or load over current Reset Resets unit after fault or if interlock activated Open circuit detect Disables firing when an open circuit load is present Output current detect Shuts unit down if current exceeds a pre determined level Thermal shut down HV charger shuts down if it overheats HV Discharge semiconductor thermally protected un...

Page 24: ...al CSP CSPP 8000 2 _________________________________________________________________________________________________________ __________________________________________________________________________________________________________ Page 24 of 59 ...

Page 25: ...nits have been designed so that the operator does not need to remove the top cover for any usual adjustments The top cover should only be removed by factory trained personnel and the following points should be noted The safety features have been over engineered for safety but should not be relied upon An earth wand connected to the front panel ground and ship ground should be used to ensure any hi...

Page 26: ...rols on the front panel connector As a back up to this board a separate layer of control electronics relays from an additional isolated supply are used to disable the capacitor charger supply The CSP P Unit is designed for minimal operator intervention The term No user serviceable parts does really apply Access to the inside of the unit is initially through the top cover Ensure that the AC supply ...

Page 27: ...oard by an interface board This is held in place with an isolated clamp arrangement manufactured from Nylon 66 Note All models operate at approx 4KV HV Monitor Board Using a current sensor the HV monitor circuitry monitors the output current to prevent excessive load currents damaging components The circuitry also monitors the HV voltage to detect open circuit load conditions where the energy has ...

Page 28: ...to it can be gained by firstly removing the top plate and by lowering the left hand side panel Once the LH panel has been removed you will see from back to front the AC mains filter a 90 250VAC 12VDC power supply 2 control relays and a separate 12 V power supply for these relays Input fuses can be found on the rear panel F1 3A Slow blow 1 F2 3A Slow blow 1 F1 Protects 12v power supply F2 Protects ...

Page 29: ... the Fault Time Out LEDs on the front panel will illuminate and the high voltage will be disabled A 50mS pulse is generated via IC8A inhibiting the high voltage charger during and after the firing of the SCR IC4 is also used to drive the HV ON OFF and Key LEDs on the remote box High Voltage Relay Switching Drawing No CSP1000 5000 Section 3 The high voltage capacitors are switched in out of circuit...

Page 30: ...ng the RS latch IC5 output is fed to IC6 8 input OR gate A logic 1 on any of the inputs will activate the OR O P Pin 1 This resets IC5D which holds the O P of IC11D low With IC11D O P low all the capacitor switching relays RLA D see HV Relay Switching Circuit are deactivated Any high voltage relays in circuit will open discharging the high voltage capacitors to ground via 10K dump resistors situat...

Page 31: ... Providing there is no fault condition RS latch IC5 is set sending its O P high The 8 input OR gate IC6 also has a NOR function Pin 13 With no faults or resets logic 1s on the I P the NOR O P on Pin 13 will be high sending the O P of AND gate 11D high This will then allow any high voltage capacitors to be switched in circuit via the HV relay control circuit IC7B is also triggered generating a 3 se...

Page 32: ...RE CORRECT OPERATION OF THE POWER SUPPLY THE TOP COVER MUST BE SECURED IN PLACE A special 20mm hex screw is provided to operate the microswitch THE 20MM SCREW NEEDS TO BE PLACED IN THE FRONT POSITION ON THE TOP LEFT HAND SIDE OF THE UNIT FAILURE TO SECURE THE COVER USING THE 20MM SCREW WILL RESULT IN A FAULT CONDITION ON THE FRONT PANEL OF THE POWER SUPPLY The 12VDC output from the rectifier is co...

Page 33: ...n our own Laboratories or by our own registered service agents During diagnosis procedures it is recommended that the power selection switch is placed at 50J and a suitable Transducer or Dummy Load is attached to the output SAFETY NOTICE It is also imperative that the HV Charger main supply is disconnected when any adjustments are made within the unit Even with the supply disconnected lethal volta...

Page 34: ...ower wiring Unit Fans Operate But no front Panel indicators Check fuse 1 on the rear panel this is the supply fuse to the internal 12V PSU if O K try the following Internal wiring to the 12V PSU Replace the 12V PSU 12V PSU O K But still no front panel indicators Ensure that LED 3 on Control Board is illuminated if not suspect the following Wiring between 12V PSU and the control board If LED 3 is i...

Page 35: ...r cable junction box Replace Interlock Relay Replace Relay Board Replace Control Board Check ancillary wiring Unit Resets As Normal HV Will Not Select Check position of Remote Local switch Also Replace Control Board Replace Front Panel Board Replace Front Panel Power Selection Switch HV Relays Operate but no EOC Lamp Suspect HV Charger or HV BNC charger cable Also Charger Power Switching Relay Con...

Page 36: ...ty Check load for short circuit unit will shut down if current greater than 4500A EOC And HV Fault Lamp Illuminated Open circuit on HV Charger output Also Open Circuit Energy Storage Capacitor Verify by trying alternative power setting HV Fault Illuminated No EOC HV Charger Faulty Also Short Circuit Energy Storage Capacitor Verify by trying an alternative power setting No Warning Lamps Illuminated...

Page 37: ...istor Int Brd Check for presence of TTL trigger pulse with oscilloscope on ZD1 on Thyristor Int Brd Repair cabling if required If all LEDs are correct and load is properly connected there may be a problem with the thyristor Check 5Vdc on Thyristor Int Brd Replace thyristor High Voltage LED will not light after pressing HV ON Remote local Switch switched to remote not allowing operator to turn HV o...

Page 38: ...ring to unit Correct if necessary Circuit breaker OK no LEDs on front panel Fuse F1 open circuit O C Check with ohm meter Replace No O P from 12V PSU Remove LHS panel and measure O P from PSU located to the rear of unit Check internal fuse If faulty replace If OK replace board Problem with control board Remove PL1 12V I P to board and measure12VDC on plug If 12VDC is present replace control board ...

Page 39: ..._________________________ Page 39 of 59 Problem Possible Fault Condition Test Action When HV ON button is pressed HV LED comes on after approximately 3 seconds but HV relay s do not operate Fuse F2 blown Check with ohm meter Replace Control board faulty Replace High voltage relay faulty Switch power select SW on front panel to 200J If this relay operates relay A may be faulty Check wiring from con...

Page 40: ... before attempting any maintenance or upgrades Only trained engineers or qualified technicians should attempt any maintenance or upgrades CAUTION HV capacitors may contain some residual charge Tools Flat Blade Screw Driver 10mm Ring Spanner x 2 Procedure A Remove the connections to the HV Buzz Bars using the 10mm ring spanners Noting the wiring configuration B Remove the interface control cabling ...

Page 41: ...chematic 2 of 2 45 3 CSP 1000 5002 C CSP Relay Brd Schematic 46 4 CSP 1000 5003 C CSP Key In Brd Schematic 47 5 CSP 1000 5005 1 CSP AVIP Brd Schematic 48 6 CSP 1000 5117 A CSP SCR Int Brd Schematic 49 7 CSP CSPD 5100 2 CSPD Front Panel Brd Schematic 50 8 CSP CSPD 5101 1 CSPD HV Detect Brd Schematic 51 9 CSP CSPD 5102 3 CSPD HV Monitor Brd Schematic 52 10 CSP CSPD 4021 A CSPD Control Wiring 53 11 C...

Page 42: ...10K C35 100nF NOT FITTED R51 15K NOT FITTED 0V OUTA 1 INA 2 INA 3 INB 5 INB 6 OUTB 7 IC15a MC33172 VCC 8 VEE 4 IC15b MC33172 R2 100K R3 47K R44 27K R12 27K Q8 MPSA18 R45 1K C23 10nF C27 100nF D3 1N914 D7 1N914 R26 10K R28 27K Q2 MPSA18 0V R22 10K C29 100nF C31 100nF C40 100nF R C 14 CT 15 TR 12 TR 11 RST 13 Q 10 NQ 9 IC7b 4538 C11 330nF R20 10M 12V D 9 CK 11 R 10 VSS 7 S 8 VDD 14 Q 13 NQ 12 IC12b ...

Page 43: ...SS 7 S 6 VDD 14 Q 1 NQ 2 IC10a 4013 D 9 CK 11 R 10 S 8 Q 13 NQ 12 IC10b 4013 0V 0V R30 27K Q3 MPSA18 Q4 MPSA18 Q5 MPSA18 Q6 MPSA18 0V C45 100nF R33 27K 0V C32 100nF R34 27K C28 100nF 0V R35 27K C13 100nF 0V C33 100nF SW1a SW1b MP240D4 RLA MP240D4 RLB MP240D4 RLC MP240D4 RLD C20 100nF C22 100nF C24 100nF 100nF 2ND C45 12V 0V 1 FROM IC11 PIN 11 CAPACITOR 1 SW CAPACITOR 2 SW CAPACITOR 3 SW CAPACITOR ...

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Page 45: ...al CSP CSPP 8000 2 _________________________________________________________________________________________________________ __________________________________________________________________________________________________________ Page 45 of 59 ...

Page 46: ...al CSP CSPP 8000 2 _________________________________________________________________________________________________________ __________________________________________________________________________________________________________ Page 46 of 59 ...

Page 47: ...OVED CHECKED DRAW N M ATERIAL ALL DIMS IN m m NOT TO SCALE APPLIED ACOUSTIC ENGINEERING LTD APPLIED ACOUSTIC ENGINEERING LTD THIS DRAWING IS LOANED WITHOUT OTHER CONSIDERATION THAN THE AGREEMENT AND CONDITITON THAT IS NOT TO BE REPRODUCED COPIED OR OTHERWISE DISPOSED OF DIRECTLY OR INDIRECTLY AND IS NOT TO BE USED IN WHOLE OR IN PART TO ASSIST IN OR TO FURNISH ANY INFORMATION FOR THE MAKING OF DRA...

Page 48: ...AWN MATERIAL ALL DIM S IN mm NOT TO SCALE APPLIED ACOUSTIC ENGINEERING LTD APPLIED ACOUSTIC ENGINEERING LTD THIS DRAWING IS LOANED WITHOUT OTHER CONSIDERATION THAN THE AGREEMENT AND CONDITITON THAT IS NOT TO BE REPRODUCED COPIED OR OTHERWISE DISPOSED OF DIRECTLY OR INDIRECTLY AND IS NOT TO BE USED IN WHOLE OR IN PART TO ASSIST IN OR TO FURNISH ANY INFORMATION FOR THE MAKING OF DRAWINGS PRINTS APPA...

Page 49: ...DESCRIPT ION APPD DATE DRAW ING No TITLE DATE DATE DATE APPROVED CHECKED DRAWN MATERIAL ALL DIM S IN mm NOT TO SCALE APPLIED ACOUSTIC ENGINEERING LTD APPLIED ACOUSTIC ENGINEERING LTD THIS DRAWING IS LOANED WITHOUT OTHER CONSIDERATION THAN THE AGREEMENT AND CONDITITON THAT IS NOT TO BE REPRODUCED COPIED OR OTHERWISE DISPOSED OF DIRECTLY OR INDIRECTLY AND IS NOT TO BE USED IN WHOLE OR IN PART TO ASS...

Page 50: ...38 IC5b MC4538 IC5c MC4538 TP1 Terminal Pin TP2 Terminal Pin TP3 Terminal Pin TP4 Terminal Pin TP5 Terminal Pin TP6 Terminal Pin TP7 Terminal Pin TP8 Terminal Pin TP9 Terminal Pin R15 10K C13 10uF 25V C14 10uF 25V Q1 MPSA18 DSC C17 100nF C18 100nF IC6a CD4081 IC6b CD4081 IC6c CD4081 IC6d CD4081 IC6e CD4081 R16 0 OHM ISSUE DESCRIPT ION APPD DATE DRAW ING No TITLE DATE DATE DATE APPROVED CHECKED DRA...

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Page 52: ...___________________________________ Page 52 of 59 A PROTOTYPE NMM 04 08 N A N A N A REFER TO DRAWING N A NMM 24 04 08 CSPP BANGBOX H V WIRING CSP CSPP 4012 A 4 x GD110R16 4 x 85HF120 BOARD DIODE BOARD DIODE RESISTORS 2 x 10K KEY THYRISTOR 230VAC FROM CONTROL BOARD FROM CHARGER 2 6 3 6 4 0KV RESISTORS ACROSS CAPACITORS 10MEG OHM BOARD RESISTOR DUMP HIGH VOLTAGE OUTPUT RLB RLA VCC GND THYRISTOR CURR...

Page 53: ...DRAWING N A N A REFER TO DRAWING N A TDA 29 08 08 CSPP BANGBOX LEFT HAND SIDE PANEL COMPONENT LOCATION GENERAL ASSEMBLY CSP CSPP 1000 B BLACK RED BLACK RED RED BLACK RED BLACK F1 F2 AUTO HI SWITCH E C B A F G G H K J D ID ITEM DESCRIPTION H I J K AUTO CHARGE CONTROL PCB CSP 1000 640 KEY BOARD CSP 1000 620 MICROSWITCH CONTROL BOARD CSP 1000 400 LEFT HAND SIDE PANEL 12V RELAY T92P7D A22 x2 G MAINS F...

Page 54: ..._________________________________________________________________________ Page 54 of 59 12VDC PSU HV CHARGER 32uF CAPACITOR 16uF CAPACITOR CSP CSPD 5003 CURRENT SENSE PCB CSP 300P 5020 HV DUMP PCB CSP CSPD 5001 HV DIODE PCB O P THYRISTOR MODULE 10KV HV RELAY X 2 A PROTOTYPE NM 06 08 REFER TO DRAWING N A NM 03 06 08 CSPP BANGBOX BASE TRAY COMPONENT LOCATION CSP CSPP 1001 A FUSES F1 F2 AVIP SWITCH A...

Page 55: ...E CABLING CONN1 CONN2 DIAGRAM 3 CSP 1000 5017 INTERFACE BOARD DIAGRAM 1 MAIN CONSTRUCTION 8 12VDC 7 GND 6 12VDC O P 5 GND 4 GND 3 TRIGGER I P 2 GND 1 FAULT O P CABLE W CABLE Q CABLE P N C 110mm CSP CSPD 2029 M5 x 25mm PAN HEAD 10mm MALE MALE SPACER CSP CSPD 2030 M5 x 25mm PAN HEAD CSP CSPD 2028 MODULE M5 x 25mm PAN HEAD CSP CSPD 2027 INTERLOCK CABLING ID S PLUG 2 WAY 0 062 MOLEX SKT P82 TEMP SWITC...

Page 56: ...REMOVE ALL SHARP EDGES AND BURRS DRAWN APPROVED CHECKED REMOVE ALL SHARP EDGES AND BURRS ALL DIMENSIONS IN MILLIMETRES ALL DIMENSIONS IN MILLIMETRES DO NOT SCALE DO NOT SCALE DATE DATE DATE DATE DATE DATE DRAWING No DRAWING No FILE SAVED AS FILE SAVED AS TITLE TITLE N A SCALE 1 1 CSPD ISSUE 1 1 07 AD N A SEE DRAWING EB NM 19 01 07 19 01 07 CSP CSPD 1011 1 HV PLUG ASSY1 CSP D H V PLUG COMPONENT ASS...

Page 57: ...CK FEC 143 724 12 0 1 CLEAN AND DEGREASE THE HV PINS CSP 1000 2060 C STRIP 12mm OF INSULATION FROM THE ENDS OF 2 1500mm LENGTHS OF H V CABLE SOLDER THE HV PINS ONTO THE CABLE THE SOLDERING IRON SHOULD BE 100W OR MORE CHECK FOR GOOD CONNECTION BEFORE CLEANING AND DEGREASING APPLY HEATSHRINK AS SHOWN RED ON ONE PIN BLACK ON THE OTHER USE A 50mm LENGTH OF HEATSHRINK AND COVER UPTO THE RETAINING RING ...

Page 58: ...ALL DIMENSIONS IN MILLIMETRES ALL DIMENSIONS IN MILLIMETRES DO NOT SCALE DO NOT SCALE DATE DATE DATE DATE DATE DATE DRAWING No DRAWING No FILE SAVED AS FILE SAVED AS TITLE TITLE N A SCALE 1 1 CSPD ISSUE 1 01 07 AD 2mm SEE DRAWING IRK NM 22 01 07 22 01 07 CSP CSPD 3002 1 JBOX HV CABLE CSP D JUNCTION BOX H V CABLE 3RD ANGLE PROJECTION H V CABLES BLACK SPIRAL WRAP T5OF CO M6 SOLDER TAG CONNECT TO SCR...

Page 59: ...al CSP CSPP 8000 2 _________________________________________________________________________________________________________ __________________________________________________________________________________________________________ Page 59 of 59 ...

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