CN109768717A - A kind of Iarge Power DC Voltage Regulator for intelligent drilling tool - Google Patents
A kind of Iarge Power DC Voltage Regulator for intelligent drilling tool Download PDFInfo
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Abstract
The present invention relates to a kind of Iarge Power DC Voltage Regulators for intelligent drilling tool, including rectification module, main power source module, auxiliary power module, regulation module, high-frequency inversion module and pressure stabilizing output module.By using the series-parallel mode of switch module, solves the problems, such as single switch power module output power deficiency, realize the design of 300W large power supply；Pass through design (calculated) load equalizing circuit and protection circuit; four road 36V/2.5A parallel connection power supplies are adjusted by load balance circuit; the road Shi Ge power supply uniformly carries, and by the way that over-voltage, under-voltage and load protection circuit is arranged, realizes safety and stabilization of the intelligent drilling tool in underground work；By design high-frequency inversion module and pressure stabilizing output module, realizes the wireless transmission of electric energy between intelligent drilling tool short circuit, simplify short circuit installation steps, improve work efficiency.
Description
Technical field
The invention belongs to petroleum, gas drilling technical field, more particularly, to a kind of for the big of intelligent drilling tool
Power DC regulated power supply.
Background technique
With the answering in field of oil drilling such as computer technology, accurate measurement and control technology, large scale integrated circuit
With the intelligent drillings tool such as rotary steering, vertical drilling is widely applied and promotes.Such tool is logical by long distance wireless
Letter technology establishes ground and shaft bottom bidirectional data communication, and the information such as the orientation in shaft bottom, posture, pressure, temperature are uploaded to ground,
Ground handling operator adjusts the working condition of tool according to Drilling Design and shaft bottom operating condition in real time, and instruction is reached well by subsurface
In the intelligent drilling tool of bottom, the command reception Demodulation Systems of intelligent drilling tool, the instruction for analyzing terrestrial transmission drive execution machine
Structure completes the operation of response.Whole process is required to provide stable, lasting electric energy supply for intelligent drilling tool, and to realize
The carrying of driving and power-type load to control executing agency, increasingly compels the development demand of underground high-power power supply
It cuts.
Current down-hole power is broadly divided into two kinds, and one is carry out AC-DC-DC converting using mud-pulse
Mode be powered, the power supply mode can provide stablize, lasting direct current energy, meet intelligent drilling tool core devices
Power demand, but this kind of power supply implementation single supply module is difficult to realize high-power power demands, using multi-power module group
Working method is closed, the problem of load balancing of each intermodule is difficult to solve again；Another way is to be powered using battery, high temperature lithium electricity
Pond group is applied widely in the lower measurement class downhole tool of the power consumptions such as MWD, electronic pressure gauge, but rotation is led
Intelligent drilling tool to, vertical drilling etc. containing driving execution module, battery power supply mode are limited to capacity and volume, it is difficult to
Practical application is obtained in intelligent drilling tool.
In addition, intelligent drilling tool is usually made of multiple functions short circuit, the power supply, communication between difference short circuit are usually adopted
With wired mode, all there is many defects in terms of the safety and stability in the assembly connection of short circuit, use process for this
And hidden danger.
Therefore, a kind of Iarge Power DC Voltage Regulator for intelligent drilling tool is studied, rotary steering, vertical brill are solved
Demand of the intelligent drillings such as well tool to high-power down-hole power, while realizing the radio between intelligent drilling tool difference short circuit
It can transmit, be of great significance and value.
Summary of the invention
In view of this, the present invention is directed to propose a kind of Iarge Power DC Voltage Regulator for intelligent drilling tool, with reality
Continue in existing intelligent drilling tool drilling process, stable electric energy supply.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
A kind of Iarge Power DC Voltage Regulator for intelligent drilling tool, including rectification module 10, main power source module 20, auxiliary
Power module 30, regulation module 40, high-frequency inversion module 50 and pressure stabilizing output module 60.Wherein, the rectification module 10 connects
The main power source module 20 and the auxiliary power module 30, the auxiliary power module 30 connect 20 He of main power source module
The regulation module 40, the main power source module 20 connect the high-frequency inversion module 50, and the high-frequency inversion module 50 connects
The pressure stabilizing output module 60.The rectification module 10 is for being converted to the threephase AC electric energy that mud turbine generator generates
Thick direct current energy, the main power source module 20 are stable for the thick direct current energy that the rectification module 10 exports to be converted into
The output of 36V/10A direct current energy, the thick direct current energy that the auxiliary power module 30 is used to export the rectification module 10 turn
Change the stable DC power output of 10V/2A into, the regulation module 40 provides required direct current by the auxiliary power module 30
Electric energy, the regulation module 40 are used to carry out over-voltage, under-voltage protection to the main power source module 20 and the auxiliary power module
And realize the load balancing of the main power source module 20, the primary side winding and vice-side winding of the high-frequency inversion module 50 are pacified respectively
On adjacent short circuit loaded on intelligent drilling tool, for the wireless transmission of direct current energy, the pressure stabilizing output module 60 is used for will
The high-frequency alternating electric energy of 50 secondary coil of the high-frequency inversion module output is converted to stable 36V direct current energy output.
Further, the main power source module further includes switch module 1 ~ 8, transformer module 1 ~ 8, each switch module and
Transformer module is as one group, using identical circuit structure, wherein the switch module 1 ~ 8 respectively with the transformer 1 ~ 8
Connection, the switch module 1, the transformer 1 and the switch module 2, the transformer 2 are connected in series, the switching molding
Block 3, the transformer 3 and the switch module 4, the transformer 4 are connected in series, the switch module 5, the transformer 5
It is connected in series with the switch module 6, the transformer 6, the switch module 7, the transformer 7 and the switch module 8,
The transformer 8 is connected in series, the switch module 1, the transformer 1, the switch module 2, the transformer 2 with it is described
Switch module 3, the transformer 3, the switch module 4, the transformer 4 and the switch module 5, the transformer 5, institute
State switch module 6, the transformer 6 and the switch module 7, the transformer 7, the switch module 8, the transformer
8 are connected in parallel.
Further, the regulation module 40 further include: load balancing module 1 ~ 4 and protective module 5, the load balancing
The input terminal of module 1 connects the string of switch module 1 described in the main power source module, transformer 1 and switch module 2, transformer 2
Join output end, the input terminal of the load balancing module 2 connects switch module 3,3 and of transformer described in the main power source module
The input terminal of the series connection output end of switch module 4, transformer 4, the load balancing module 3 connects institute in the main power source module
State the series connection output end of switch module 5, transformer 5 and switch module 6, transformer 6, the input terminal of the load balancing module 4
The series connection output end of switch module 7 described in the main power source module, transformer 7 and switch module 8, transformer 8 is connected, it is described
The port LS of load balancing module 1 ~ 4 is connected, and the load balancing module 1 ~ 4 is connect with the protective module, the protection
Module is connect with the main power source module 20.
A kind of Iarge Power DC Voltage Regulator for intelligent drilling tool, the rectification module 10 include first diode
D1, the second diode D2, third diode D3, the 4th diode D4, the 5th diode D5 and the 6th diode D6, wherein institute
The anode for stating first diode D1 is connect with the cathode of the second diode D2, and the cathode of the first diode D1 connects institute
State the output end of rectification module 10V rec , the plus earth of the second diode D2, the anode of the third diode D3 and institute
The cathode connection of the 4th diode D4 is stated, the cathode of the third diode D3 connects the output end of the rectification module 10V rec ,
The plus earth of the 4th diode D4, the anode of the 5th diode D5 connect with the cathode of the 6th diode D6
It connects, the cathode of the 5th diode D5 connects the output end of the rectification module 10V rec , the anode of the 6th diode D6
Ground connection, three-phase electric energy output end U, V, W of mud turbine generator are separately connected the 5th diode D5, the three or two pole
The anode of pipe D3, the first diode D1.
A kind of Iarge Power DC Voltage Regulator for intelligent drilling tool, the auxiliary power module 30 include resistance R1
~ R3, capacitor C1 ~ C3, diode D7 ~ D8 and power device Q1, wherein Q1 selects IFR450 N-channel during the power
MOSFET pipe, the 7th diode D7 select 1N5250B zener diode, and the 8th diode D8 selects 1N5347B steady
Diode is pressed, the one end the first capacitor C1 connects the output end of the rectification module 10V rec , other end ground connection, described first
The one end resistance R1 connects the output end of the rectification module 10V rec , the other end connection second resistance R2, the second resistance
The R2 other end connects the grid of the power device Q1, the plus earth of the 7th diode D7, the 7th diode D7
Cathode connect the grid of the power device Q1, the one end the 3rd resistor R3 connects the source electrode of the power device Q1, separately
One end connects the cathode of the 8th diode D8, the plus earth of the 8th diode D8, described one end second capacitor C2
The cathode of the 8th diode D8 is connected, one end ground connection, one end of the third capacitor C3 connects the power device Q1's
Drain electrode, other end ground connection.
A kind of Iarge Power DC Voltage Regulator for intelligent drilling tool, wherein opening in the main power source module 20
Closing module 1 and transformer 1 includes the first integrated circuit U1 and its peripheral circuit, the second integrated circuit U2 and its peripheral circuit, the
Three integrated circuit U3 and its peripheral circuit, the second power device Q2 and the first transformer T1, wherein the first integrated circuit U1
REF01+5V reference voltage chip is selected, the second integrated circuit U2 selects HV9110 pulse width modulating chip, the third collection
TSC427 dual power supply mosfet driver is selected at circuit U 3, the second power device Q2 selects IFR450 N-channel MOS FET
Pipe, the NC pin of the first integrated circuit U1 are vacantly arranged, and the VIN pin of the integrated circuit U1 connects the auxiliary electricity
+ 10V the direct current energy that source module 30 exports, the one end the 4th capacitor C4 connects the VIN pin of the integrated circuit U1, another
End ground connection, the GND pin ground connection of the first integrated circuit U1, the TRIM pin floating setting of the first integrated circuit U1,
The VOUT pin of the first integrated circuit U1 is output pin, connects the VREF pin of the second integrated circuit U2, described
One end of 5th capacitor C5 connects the VREF pin of the second integrated circuit U2, other end ground connection, second integrated circuit
The RESET pin floating of U2 is arranged, and the SHUTDOWN pin of the second integrated circuit U2 connects the regulation module 04, low electricity
Flat effective, the COMP pin of the second integrated circuit U2 connects one end of the 6th resistance R6, the 6th resistance R6's
The other end connects the FB pin of the second integrated circuit U2 ,+VIN pin floating setting of the second integrated circuit U2, institute
The one end for stating the 7th resistance R7 connects the FB pin of the second integrated circuit U2, and the other end connects the 6th capacitor C6, institute
The other end for stating the 6th capacitor C6 connects the COMP pin of the second integrated circuit U2, one end connection of the 8th resistance R8
The FB pin of the second integrated circuit U2, the other end connect the regulation module 40, and described 9th one end resistance R9 connects institute
Output voltage+the 18V of main power source module 20 is stated, the other end connects the FB pin of the second integrated circuit U2, the tenth electricity
Resistance one end R10 connects the FB pin of the second integrated circuit U2, other end ground connection, and-the VIN of the second integrated circuit U2 draws
Foot and DISCHARGE pin ground connection, the BIAS pin of the second integrated circuit U2 is grounded by the 5th resistance R5, described
The crystal oscillator input pin OSC IN pin of second integrated circuit U2 passes through the 4th resistance R4 connection crystal oscillator output pin OSC
OUT, the VCC pin of the second integrated circuit U2 connects the+10V direct current energy that the auxiliary power module 30 exports, described
7th one end capacitor C7 connects the VCC pin of the second integrated circuit U2, and the other end is grounded, the second integrated circuit U2's
SENSE pin connects one end of the 9th capacitor C9, the other end ground connection of the 9th capacitor C9, second integrated circuit
The OUTPUT pin of U2 is output pin, connects the input terminal of the third integrated circuit U3, the third integrated circuit U3's
The positive pin of power supply connects the+10V direct current energy that the auxiliary power module 30 exports, and one end of the 8th capacitor C8 connects institute
State the positive pin of power supply of third integrated circuit U3, other end ground connection, the negative pin ground connection of the power supply of the third integrated circuit U3, institute
The plus earth of the 9th diode D9 is stated, cathode connects the output end of the third integrated circuit U3, the eleventh resistor R11
One end connect the output end of the third integrated circuit U3, the other end connects the grid of the second power device Q2, described
One end of twelfth resistor R12 connects the grid of the second power device Q2, other end ground connection, the thirteenth resistor R13
One end connect the source electrode of the second power device Q2, the other end connects the SENSE pin of the second integrated circuit U2, institute
State the source electrode that the 14th one end resistance R14 connects the second power device Q2, other end ground connection, the second power device Q2
Drain electrode connect the primary side winding of the first transformer T1, the output end of the rectification module 10V rec Described first is connected to become
The primary side winding of depressor T1, the output end of one end connection rectification module 10 of the tenth capacitor C10V rec , other end ground connection, institute
The anode for stating the tenth diode D10 connects the vice-side winding of the first transformer T1, and the other end is the main power source module 20
Output end, export stable+18V direct current energy, the one end the 11st capacitor C11 connects the tenth diode D10's
Cathode, other end ground connection.
A kind of Iarge Power DC Voltage Regulator for intelligent drilling tool, wherein the load in the regulation module 40
Balance module 401 includes the 7th integrated circuit U7 and its peripheral circuit, the 8th integrated circuit U8 and its peripheral circuit, third power
Device Q3 and its peripheral circuit and the 4th power device Q4 and its peripheral circuit, the 7th integrated circuit U7 select UC1840
Load balancing chip, the 8th integrated circuit U8 select TPS2412 power-supply controller of electric chip, the third power device Q3 choosing
It is managed with 2N2007 MOSFET, the 4th power device Q4 selects CSD16403Q5A N-channel power-type MOSFET pipe, described
The grid of third power device Q3 is grounded by the 15th resistance R15, the source electrode of third power device Q3 ground connection, and described the
The drain electrode of three power device Q3 connects the CS+ pin of the 7th integrated circuit U7 by the 16th resistance R16, and described
17 one end resistance R17 connect the CS+ pin of the 7th integrated circuit U7, other end ground connection, the 18th resistance R18 mono-
End connects the CS+ pin of the 7th integrated circuit U7, and the other end connects the+18V direct current that the main power source module 20 exports
Can, the 19th resistance R19, the 20th one end resistance R20 are all connected with the+18V direct current that the main power source module 20 exports
Can, the other end is all connected with one end of the 21st resistance R21, described in the other end connection of the 21st resistance R21
The CS- pin of 7th integrated circuit U7, the 22nd resistance R22 and the integrated electricity of the 12nd one end capacitor C12 connection the described 7th
The CS- pin of road U7, the other end connect the CSO pin of the 7th integrated circuit U7, the 12nd one end capacitor C12 connection
The CS- pin of the 7th integrated circuit U7, the other end connect the CSO pin of the 7th integrated circuit U7, the 7th collection
One end of the 19th resistance R19 is connected at the VDD pin of circuit U 7, described in one end connection of the 13rd capacitor C13
The CS- pin of 7th integrated circuit U7, other end ground connection, the integrated electricity of one end connection the described 7th of the 14th capacitor C14
The VDD pin of road U7, other end ground connection, the GND pin ground connection of the 7th integrated circuit U7, the 7th integrated circuit U7's
ADJ pin connects the FB pin of the second integrated circuit U2 by the 8th resistance R8 in the main power source module 20,
The EAO pin of the 7th integrated circuit U7 connects one end of the 15th capacitor C15, and the 15th pin C15's is another
One end is grounded by the 23rd resistance R23, and the LS pin of the 7th integrated circuit U7 is the load balancing module
401 ~ 404 common pin, each LS pin connection of the load balancing module 401 ~ 404, the 7th integrated circuit U7's
ADJ pin connects the source electrode of the 4th power device Q4, and the source electrode connection the described 8th of the 4th power device Q4 is integrated
The A pin of circuit U 8, the grid of the 4th power device Q4 connect the GATE pin of the 8th integrated circuit U8, and described
The drain electrode of four power device Q4 connects the C pin of the 8th integrated circuit U8, the BYP pin connection of the 8th integrated circuit
One end of the 17th capacitor C17, the other end of the 17th capacitor C17 connect one end of the 24th resistance R24, institute
The other end for stating the 24th resistance R24 connects the source electrode of the 4th power device Q4, one end of the 16th capacitor C16
One end of the 24th resistance R24, other end ground connection are connected, the RSET pin of the 8th integrated circuit U8 passes through described
25th resistance R25 ground connection, RSVD pin and the GND pin ground connection of the 8th integrated circuit U8, the described 8th integrated electricity
The C pin of road U8 connects one end of the 18th capacitor C18 and the 26th resistance R26, the 18th capacitor C18
It is grounded with the other end of the 26th resistance R26.
A kind of Iarge Power DC Voltage Regulator for intelligent drilling tool, wherein the protection in the regulation module 40
Module 405 includes the 9th integrated circuit U9 and its peripheral circuit, the tenth integrated circuit U10 and its peripheral circuit, the 11st integrated
Circuit U 11 and its peripheral circuit, the 9th integrated circuit U9, the tenth integrated circuit U10 and the 11st integrated electricity
Road U11 selects OP07 operational amplifier, and the one end the 27th resistance R27 connects the output end of the rectification module 10V rec , the other end connects the non-inverting input terminal of the 9th integrated circuit U9 and the anti-phase input of the tenth integrated circuit simultaneously
End, described 28th one end resistance R28 connect the non-inverting input terminal of the 9th integrated circuit U9 and the described tenth simultaneously and collect
At the inverting input terminal of circuit, other end ground connection, the inverting input terminal of the 9th integrated circuit U9 is the under-voltage protection of setting
Threshold voltageV L , the non-inverting input terminal of the tenth integrated circuit U10 is the overvoltage protection threshold voltage of settingV H , the described tenth
The non-inverting input terminal of one integrated circuit U11 is the load overloading threshold voltage of settingV OL , the 11st integrated circuit U11's is anti-
Phase input terminal connects high power load, and the one end the 29th resistance R29 connects the reverse phase of the 11st integrated circuit U11
Input terminal, other end ground connection, the 9th integrated circuit U9, the tenth integrated circuit U10, the 11st integrated circuit
The output end of U11 is connected, and connects the SHUTDOWN pin of the second integrated circuit U2 described in the main power source module 20, and described the
30 one end resistance R30 connect the output end of the 9th integrated circuit U9, and one end connects the+10V of the auxiliary power module
Direct current energy output end.
A kind of Iarge Power DC Voltage Regulator for intelligent drilling tool, wherein the high-frequency inversion module 50 includes
5th power device Q5 ~ the 8th power device Q8, the 11st diode D14 of diode D11 ~ the 14th and the second transformer T2,
Wherein, the 5th power device Q5 to the 8th power device Q8 forms high-frequency inverter circuit, selection IRF320
MOSFET pipe, the grid of the 5th power device Q5 to the 8th power device Q8 are all connected with SG3525 PWM control core
Piece, drain electrode, the 11st diode D11 and the described tenth of the 5th power device Q5 and the 7th power device Q7
The cathode of three diode D13 is all connected with the output end of the main power source module 20, the source electrode of the 5th power device Q5, described
The anode of 11st diode D11 and the cathode of the 12nd diode D12 are all connected with the leakage of the 6th power device Q6
Pole, source electrode, the 12nd diode D12 and the described tenth of the 6th power device Q6 and the 8th power device Q8
The anode of four diode D14 is grounded, source electrode, the anode of the 13rd diode D13, institute of the 7th power device Q7
The cathode for stating the 14th diode D14 is all connected with the drain electrode of the 8th power device Q8, the leakage of the 6th power device Q6
The drain electrode of pole and the 8th power device Q8 are separately connected the both ends of the transformer T2 primary side winding.
A kind of Iarge Power DC Voltage Regulator for intelligent drilling tool, wherein the pressure stabilizing output module 60 includes
The 15th diode D18 of diode D15 ~ the 18th, the 19th capacitor C19 and the 20th capacitor C20, wherein the described 19th
The cathode of capacitor C19 and the 18th diode D18 are separately connected the both ends of the transformer T2 vice-side winding, and the described tenth
The cathode of nine capacitor C19 connects the anode of the 15th diode D15 and the cathode of the 16th diode D16 simultaneously,
The cathode of the 15th diode D15 is the output end of the pressure stabilizing output module 60, exports stable 36V/10A direct current
Can, the one end the 20th capacitor C20 connects the cathode of the 15th diode D15, and the other end connects the described tenth simultaneously
The anode of eight diode D18 and the 16th diode D16, the cathode connection the described tenth of the 17th diode D17
The cathode of five diode D15.
Compared with the existing technology, the method for the present invention and system have the advantage that
(1) mode series-parallel by using switch module solves the problems, such as single switch power module output power deficiency, realizes
The design of 300W or more large power supply.
(2) by design (calculated) load equalizing circuit and protection circuit, by load balance circuit to four road 36V/2.5A parallel connection
Power supply is adjusted, and the road Shi Ge power supply uniformly carries, and by the way that over-voltage, under-voltage and load protection circuit is arranged, realizes intelligent drilling
Safety and stabilization of the tool in underground work.
(3) by design high-frequency inversion module and pressure stabilizing output module, electric energy between intelligent drilling tool short circuit is realized
Wireless transmission improves electric energy transmits between being shorted safety, stability, simplifies short circuit installation steps, improves work effect
Rate.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is a kind of Iarge Power DC Voltage Regulator structural block diagram for intelligent drilling tool described in the embodiment of the present invention；
Fig. 2 is a kind of Iarge Power DC Voltage Regulator main power source module knot for intelligent drilling tool described in the embodiment of the present invention
Structure block diagram.
Fig. 3 is a kind of Iarge Power DC Voltage Regulator regulation module for intelligent drilling tool described in the embodiment of the present invention
Structural block diagram.
Fig. 4 is a kind of Iarge Power DC Voltage Regulator rectification module for intelligent drilling tool described in the embodiment of the present invention
Circuit diagram.
Fig. 5 is a kind of Iarge Power DC Voltage Regulator accessory power supply for intelligent drilling tool described in the embodiment of the present invention
Module circuit diagram.
Fig. 6 is a kind of Iarge Power DC Voltage Regulator main power source mould for intelligent drilling tool described in the embodiment of the present invention
Block circuit diagram.
Fig. 7 is a kind of Iarge Power DC Voltage Regulator load balancing for intelligent drilling tool described in the embodiment of the present invention
Module circuit diagram.
Fig. 8 is a kind of Iarge Power DC Voltage Regulator protective module for intelligent drilling tool described in the embodiment of the present invention
Circuit diagram.
Fig. 9 is a kind of Iarge Power DC Voltage Regulator high-frequency inversion for intelligent drilling tool described in the embodiment of the present invention
Module and pressure stabilizing output module circuit diagram.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
It is as shown in Figure 1 a kind of Iarge Power DC Voltage Regulator for intelligent drilling tool, including rectification module 10, master
Power module 20, auxiliary power module 30, regulation module 40, high-frequency inversion module 50 and pressure stabilizing output module 60.Wherein, described
Rectification module 10 connects the main power source module 20 and the auxiliary power module 30, and the auxiliary power module 30 connects described
Main power source module 20 and the regulation module 40, the main power source module 20 connect the high-frequency inversion module 50, the high frequency
Inverter module 50 connects the pressure stabilizing output module 60.The rectification module 10 is used for the three-phase for generating mud turbine generator
AC energy is converted to thick direct current energy, and the main power source module 20 is used for the thick direct current energy for exporting the rectification module 10
It is converted into stable 36V/10A direct current energy output, what the auxiliary power module 30 was used to export the rectification module 10
Thick direct current energy is converted into the stable DC power output of 10V/2A, and the regulation module 40 is mentioned by the auxiliary power module 30
For required direct current energy, the regulation module 40 was for carrying out the main power source module 20 and the auxiliary power module
Pressure, under-voltage protection and the load balancing for realizing the main power source module 20, the primary side of transformer in the high-frequency inversion module 50
Winding and vice-side winding are respectively arranged on the adjacent short circuit of intelligent drilling tool, described for the wireless transmission of direct current energy
Pressure stabilizing output module 60 is stable for being converted to the high-frequency alternating electric energy that 50 secondary coil of high-frequency inversion module exports
The output of 36V direct current energy.
It is illustrated in figure 2 main power source module structural block diagram, the main power source module includes switch module 1 ~ 8, transformer mould
Block 1 ~ 8, each switch module and transformer module are as one group, using identical circuit structure, wherein and the switch module 1 ~
8 connect with the transformer 1 ~ 8 respectively, the switch module 1, the transformer 1 and the switch module 2, the transformer 2
It is connected in series, the switch module 3, the transformer 3 and the switch module 4, the transformer 4 are connected in series, described to open
Close module 5, the transformer 5 and the switch module 6, the transformer 6 is connected in series, the switch module 7, the transformation
Device 7 and the switch module 8, the transformer 8 are connected in series, the switch module 1, the transformer 1, the switch module
2, the transformer 2 and the switch module 3, the transformer 3, the switch module 4, the transformer 4 and the switch
It is module 5, the transformer 5, the switch module 6, the transformer 6 and the switch module 7, the transformer 7, described
Switch module 8, the transformer 8 are connected in parallel.
It is illustrated in figure 3 regulation modular structure block diagram, the regulation module 40 includes: load balancing module 1 ~ 4 and protection
Module 5, the input terminal of the load balancing module 1 connect switch module 1, transformer 1 described in the main power source module and open
The series connection output end of module 2, transformer 2 is closed, the input terminal of the load balancing module 2 connects described in the main power source module
The input terminal of the series connection output end of switch module 3, transformer 3 and switch module 4, transformer 4, the load balancing module 3 connects
The series connection output end of switch module 5 described in the main power source module, transformer 5 and switch module 6, transformer 6 is connect, it is described negative
The input terminal for carrying balance module 4 connects switch module 7 described in the main power source module, transformer 7 and switch module 8, transformation
The series connection output end of device 8, the port LS of the load balancing module 1 ~ 4 are connected, the load balancing module 1 ~ 4 and the guarantor
Module connection is protected, the protective module is connect with the main power source module 20.
As shown in figure 4, the rectification module 10 includes first diode D1, the second diode D2, third diode D3, the
Four diode D4, the 5th diode D5 and the 6th diode D6, wherein the anode and the described 2nd 2 of the first diode D1
The cathode of pole pipe D2 connects, and the cathode of the first diode D1 connects the output end of the rectification module 10V rec , described second
The anode of the plus earth of diode D2, the third diode D3 is connect with the cathode of the 4th diode D4, and described the
The cathode of three diode D3 connects the output end of the rectification module 10V rec , the plus earth of the 4th diode D4 is described
The anode of 5th diode D5 is connect with the cathode of the 6th diode D6, described in the cathode connection of the 5th diode D5
The output end of rectification module 10V rec , the plus earth of the 6th diode D4, the three-phase electric energy output of mud turbine generator
End U, V, W are separately connected the anode of the 5th diode D5, the third diode D3, the first diode D1.
As shown in figure 5, the auxiliary power module 30 includes resistance R1 ~ R3, capacitor C1 ~ C3, diode D7 ~ D8 and power
Device Q1, wherein Q1 selects IFR450 N-channel MOS FET pipe during the power, and the 7th diode D7 is selected
1N5250B zener diode, the 8th diode D8 select 1N5347B zener diode, and the one end the first capacitor C1 connects
Connect the output end of the rectification module 10V rec , other end ground connection, the one end the first resistor R1 connects the rectification module 10
Output endV rec , the other end connects the second resistance R2, and the second resistance R2 other end connects the grid of the power device Q1
The cathode of pole, the plus earth of the 7th diode D7, the 7th diode D7 connects the grid of the power device Q1,
The one end the 3rd resistor R3 connects the source electrode of the power device Q1, and the other end connects the cathode of the 8th diode D8,
The plus earth of the 8th diode D8, described one end second capacitor C2 connect the cathode of the 8th diode D8, one end
Ground connection, one end of the third capacitor C3 connect the drain electrode of the power device Q1, other end ground connection.
As shown in Figure 6, wherein switch module 1 and transformer 1 in the main power source module 20 include the first integrated circuit
U1 and its peripheral circuit, the second integrated circuit U2 and its peripheral circuit, third integrated circuit U3 and its peripheral circuit, the second power
Device Q2 and the first transformer T1, wherein the first integrated circuit U1 selects REF01+5V reference voltage chip, and described the
Two integrated circuit U2 select HV9110 pulse width modulating chip, and the third integrated circuit U3 selects TSC427 dual power supply MOSFET to drive
Dynamic device, the second power device Q2 select IFR450 N-channel MOS FET pipe, and the NC pin of the first integrated circuit U1 is equal
Hanging setting, the VIN pin of the integrated circuit U1 connects the+10V direct current energy that the auxiliary power module 30 exports, described
4th one end capacitor C4 connects the VIN pin of the integrated circuit U1, other end ground connection, the GND of the first integrated circuit U1
Pin ground connection, the TRIM pin floating setting of the first integrated circuit U1, the VOUT pin of the first integrated circuit U1 are
Output pin connects the VREF pin of the second integrated circuit U2, one end connection of the 5th capacitor C5 second collection
RESET pin floating at the VREF pin of circuit U 2, other end ground connection, the second integrated circuit U2 is arranged, and described second
The SHUTDOWN pin of integrated circuit U2 connects the regulation module 04, and low level is effective, the second integrated circuit U2's
COMP pin connects one end of the 6th resistance R6, and the other end of the 6th resistance R6 connects the second integrated circuit U2
FB pin ,+VIN pin floating the setting of the second integrated circuit U2, one end connection described the of the 7th resistance R7
The FB pin of two integrated circuit U2, the other end connect the 6th capacitor C6, described in the other end connection of the 6th capacitor C6
The COMP pin of second integrated circuit U2, one end of the 8th resistance R8 connect the FB pin of the second integrated circuit U2,
The other end connects the regulation module 40, the one end the 9th resistance R9 connect the output voltage of the main power source module 20+
18V, the other end connect the FB pin of the second integrated circuit U2, and the tenth one end resistance R10 connection described second is integrated
The FB pin of circuit U 2, other end ground connection ,-VIN pin and DISCHARGE the pin ground connection of the second integrated circuit U2, institute
The BIAS pin for stating the second integrated circuit U2 is grounded by the 5th resistance R5, the crystal oscillator input of the second integrated circuit U2
Pin OSC IN pin passes through the 4th resistance R4 connection crystal oscillator output pin OSC OUT, the second integrated circuit U2's
VCC pin connects the+10V direct current energy that the auxiliary power module 30 exports, the 7th one end capacitor C7 connection described the
The VCC pin of two integrated circuit U2, other end ground connection, the SENSE pin connection of the second integrated circuit U2 the 9th electricity
Hold one end of C9, the other end ground connection of the 9th capacitor C9, the OUTPUT pin of the second integrated circuit U2 is that output is drawn
Foot, connects the input terminal of the third integrated circuit U3, and the positive pin of the power supply of the third integrated circuit U3 connects the auxiliary
+ 10V the direct current energy that power module 30 exports, one end of the 8th capacitor C8 connects the power supply of the third integrated circuit U3
Positive pin, other end ground connection, the negative pin ground connection of the power supply of the third integrated circuit U3, the anode of the 9th diode D9 connect
Ground, cathode connect the output end of the third integrated circuit U3, and it is integrated that one end of the eleventh resistor R11 connects the third
The output end of circuit U 3, the other end connect the grid of the second power device Q2, one end connection of the twelfth resistor R12
One end of the grid of the second power device Q2, other end ground connection, the thirteenth resistor R13 connects second power device
The source electrode of part Q2, the other end connect the SENSE pin of the second integrated circuit U2, the 14th one end resistance R14 connection
The drain electrode of the source electrode of the second power device Q2, other end ground connection, the second power device Q2 connects first transformation
The primary side winding of device T1, the output end of the rectification module 10V rec Connect the primary side winding of the first transformer T1, described
The output end of one end connection rectification module 10 of ten capacitor C10V rec , other end ground connection, the anode of the tenth diode D10 is even
The vice-side winding of the first transformer T1 is connect, the other end is the output end of the main power source module 20, exports stable+18V
Direct current energy, the one end the 11st capacitor C11 connect the cathode of the tenth diode D10, other end ground connection.
As shown in Figure 7, wherein it is described regulation module 40 in load balancing module 401 include the 7th integrated circuit U7 and
Its peripheral circuit, the 8th integrated circuit U8 and its peripheral circuit, third power device Q3 and its peripheral circuit and the 4th power
Device Q4 and its peripheral circuit, the 7th integrated circuit U7 select UC1840 load balancing chip, the 8th integrated circuit
U8 selects TPS2412 power-supply controller of electric chip, and the third power device Q3 selects 2N2007 MOSFET pipe, the 4th function
Rate device Q4 selects CSD16403Q5A N-channel power-type MOSFET pipe, and the grid of the third power device Q3 passes through the tenth
Five resistance R15 ground connection, the source electrode ground connection of the third power device Q3, the drain electrode of the third power device Q3 pass through described the
16 resistance R16 connect the CS+ pin of the 7th integrated circuit U7, the 17th one end resistance R17 connection the described 7th
The CS+ pin of integrated circuit U7, other end ground connection, the one end the 18th resistance R18 connects the 7th integrated circuit U7's
CS+ pin, the other end connect the+18V direct current energy that the main power source module 20 exports, the 19th resistance R19, the 20th
The one end resistance R20 is all connected with the+18V direct current energy that the main power source module 20 exports, and the other end is all connected with the described 21st
One end of resistance R21, the other end of the 21st resistance R21 connect the CS- pin of the 7th integrated circuit U7, and second
12 resistance R22 and the 12nd one end capacitor C12 connect the CS- pin of the 7th integrated circuit U7, described in other end connection
The CSO pin of 7th integrated circuit U7, the one end the 12nd capacitor C12 connect the CS- pin of the 7th integrated circuit U7,
The other end connects the CSO pin of the 7th integrated circuit U7, the VDD pin connection the described tenth of the 7th integrated circuit U7
One end of one end of nine resistance R19, the 13rd capacitor C13 connects the CS- pin of the 7th integrated circuit U7, the other end
Ground connection, one end of the 14th capacitor C14 connect the VDD pin of the 7th integrated circuit U7, other end ground connection, and described the
The GND pin of seven integrated circuit U7 is grounded, and the ADJ pin of the 7th integrated circuit U7 passes through in the main power source module 20
The 8th resistance R8 connects the FB pin of the second integrated circuit U2, the EAO pin connection of the 7th integrated circuit U7
The other end of one end of the 15th capacitor C15, the 15th pin C15 is grounded by the 23rd resistance R23,
The LS pin of the 7th integrated circuit U7 is the common pin of the load balancing module 401 ~ 404, the load balancing mould
Each LS pin of block 401 ~ 404 connects, and the ADJ pin of the 7th integrated circuit U7 connects the source of the 4th power device Q4
Pole, the source electrode of the 4th power device Q4 connect the A pin of the 8th integrated circuit U8, the 4th power device Q4's
Grid connects the GATE pin of the 8th integrated circuit U8, and the drain electrode connection the described 8th of the 4th power device Q4 is integrated
The C pin of circuit U 8, the BYP pin of the 8th integrated circuit connect one end of the 17th capacitor C17, and the described 17th
The other end of capacitor C17 connects one end of the 24th resistance R24, described in the other end connection of the 24th resistance R24
One end of the source electrode of 4th power device Q4, the 16th capacitor C16 connects one end of the 24th resistance R24, separately
The RSET pin of one end ground connection, the 8th integrated circuit U8 is grounded by the 25th resistance R25, and the described 8th is integrated
The RSVD pin and GND pin of circuit U 8 are grounded, and the C pin of the 8th integrated circuit U8 connects the 18th capacitor C18
With one end of the 26th resistance R26, another termination of the 18th capacitor C18 and the 26th resistance R26
Ground.
As shown in Figure 8, wherein the protective module 405 in the regulation module 40 includes the 9th integrated circuit U9 and its outer
Circuit, the tenth integrated circuit U10 and its peripheral circuit, the 11st integrated circuit U11 and its peripheral circuit are enclosed, the described 9th is integrated
Circuit U 9, the tenth integrated circuit U10 and the 11st integrated circuit U11 select OP07 operational amplifier, and described
27 one end resistance R27 connect the output end of the rectification module 10V rec , the other end connects the 9th integrated circuit simultaneously
The inverting input terminal of the non-inverting input terminal of U9 and the tenth integrated circuit, the one end the 28th resistance R28 connect simultaneously
The non-inverting input terminal of the 9th integrated circuit U9 and the inverting input terminal of the tenth integrated circuit, other end ground connection are described
The inverting input terminal of 9th integrated circuit U9 is the under-voltage protection threshold voltage of settingV L , the tenth integrated circuit U10's is same
Phase input terminal is the overvoltage protection threshold voltage of settingV H , the non-inverting input terminal of the 11st integrated circuit U11 is setting
Load overloading threshold voltageV OL , the inverting input terminal connection high power load of the 11st integrated circuit U11, the described 20th
Nine one end resistance R29 connect the inverting input terminal of the 11st integrated circuit U11, other end ground connection, the described 9th integrated electricity
Road U9, the tenth integrated circuit U10, the output end of the 11st integrated circuit U11 are connected, connect the main power source module
The SHUTDOWN pin of second integrated circuit U2 described in 20, the integrated electricity of the 30th one end resistance R30 connection the described 9th
The output end of road U9, one end connect the+10V direct current energy output end of the auxiliary power module.
As shown in Figure 9, wherein the high-frequency inversion module 50 includes the 5th power device Q8 of power device Q5 ~ the 8th, the
The 11 diode D14 of diode D11 ~ the 14th and the second transformer T2, wherein the 5th power device Q5 to the described 8th
Power device Q8 forms high-frequency inverter circuit, selection IRF320 MOSFET pipe, the 5th power device Q5 to the described 8th
The grid of power device Q8 is all connected with SG3525 pwm chip, the 5th power device Q5 and the 7th power device
The cathode of the drain electrode of Q7, the 11st diode D11 and the 13rd diode D13 is all connected with the main power source module 20
Output end, positive and described 12nd diode of the source electrode of the 5th power device Q5, the 11st diode D11
The cathode of D12 is all connected with the drain electrode of the 6th power device Q6, the 6th power device Q6 and the 8th power device
The anode of the source electrode of Q8, the 12nd diode D12 and the 14th diode D14 is grounded, the 7th power device
The source electrode of part Q7, the 13rd diode D13 the cathode of positive, described 14th diode D14 be all connected with the described 8th
The drain electrode of power device Q8, the drain electrode of the 6th power device Q6 and the drain electrode of the 8th power device Q8 are separately connected institute
State the both ends of transformer T2 primary side winding.
The pressure stabilizing output module 60 include the 15th diode D18 of diode D15 ~ the 18th, the 19th capacitor C19 and
20th capacitor C20, wherein the cathode of the 19th capacitor C19 and the 18th diode D18 is separately connected the change
The both ends of depressor T2 vice-side winding, the cathode of the 19th capacitor C19 connect the anode of the 15th diode D15 simultaneously
With the cathode of the 16th diode D16, the cathode of the 15th diode D15 is the defeated of the pressure stabilizing output module 60
Outlet, exports stable 36V/10A direct current energy, and the one end the 20th capacitor C20 connects the 15th diode D15's
Cathode, the other end while the anode for connecting the 18th diode D18 and the 16th diode D16, the described 17th
The cathode of diode D17 connects the cathode of the 15th diode D15.
When intelligent drilling tool of the present invention is crept into, drilling fluid washes away the rotor of mud turbine generator, slurry turbine
Generator generates three-phase low-frequency ac energy, and three-phase low-frequency ac can be converted into thick direct current energy by rectification module 10 and exported
Into main power source module 20 and auxiliary power module 30, the thick direct current energy that auxiliary power module 30 exports rectification module 10 turns
The stable DC electric energy for changing 10V/2A into, for supplying main power source module 20 and regulation module 40, main power source module 20 is using string
Paralleling switch power supply architecture, the thick direct current energy that rectification module 10 is exported are converted into the stable DC electric energy of 36V/10A, high frequency
Inverter module 50 realizes the wireless power transmission between adjacent two short circuit of intelligent drilling tool, by pressure stabilizing output module 60 to wireless
Direct current energy after transmission carries out other power loads completion measurement, control and the driving function of supply intelligent drilling tool after shaping
Can, regulation module 40 is completed the load balancing of each switch module in main power source module 20 and is carried out to over-voltage, under-voltage, overload situations
Protection, to realize the design of 300W large power supply, improves safety, the stabilization of intelligent drilling tool underground work
Property.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of Iarge Power DC Voltage Regulator for intelligent drilling tool, including rectification module (10), main power source module
(20), auxiliary power module (30), regulation module (40), high-frequency inversion module (50) and pressure stabilizing output module (60), wherein institute
It states rectification module (10) and connects the main power source module (20) and the auxiliary power module (30), the auxiliary power module
(30) main power source module (20) and the regulation module (40) are connected, it is inverse that the main power source module (20) connects the high frequency
Become module (50), the high-frequency inversion module (50) connects the pressure stabilizing output module (60)；The rectification module (10) is used for
The threephase AC electric energy that mud turbine generator generates is converted into thick direct current energy, the main power source module (20) is used for institute
The thick direct current energy for stating rectification module (10) output is converted into stable 36V/10A direct current energy output, the accessory power supply mould
Block (30) is used to for the thick direct current energy that the rectification module (10) export being converted into the stable DC power output of 10V/2A, institute
State regulation module (40) by the auxiliary power module (30) provide needed for direct current energy, the regulation module (40) be used for pair
The main power source module (20) and the auxiliary power module carry out over-voltage, under-voltage protection and realize the main power source module (20)
Load balancing, the primary side winding and vice-side winding of the high-frequency inversion module (50) are respectively arranged in the phase of intelligent drilling tool
On neighbour is shorted, for the wireless transmission of direct current energy, the pressure stabilizing output module (60) is used for the high-frequency inversion module
(50) the high-frequency alternating electric energy of secondary coil output is converted to stable 36V direct current energy output；
The main power source module (20) further includes switch module 1 ~ 8, transformer module 1 ~ 8, each switch module and transformer mould
Block is as one group, using identical circuit structure, wherein the switch module 1 ~ 8 is connect with the transformer 1 ~ 8 respectively, institute
State switch module 1, the transformer 1 and the switch module 2, the transformer 2 is connected in series, the switch module 3, described
Transformer 3 and the switch module 4, the transformer 4 are connected in series, and the switch module 5, the transformer 5 and described open
Close module 6, the transformer 6 is connected in series, the switch module 7, the transformer 7 and the switch module 8, the transformation
Device 8 is connected in series, the switch module 1, the transformer 1, the switch module 2, the transformer 2 and the switch module
3, the transformer 3, the switch module 4, the transformer 4 and the switch module 5, the transformer 5, the switching molding
Block 6, the transformer 6 and the switch module 7, the transformer 7, the switch module 8, the transformer 8 are in parallel even
It connects；
The regulation module (40) further include: load balancing module 1 ~ 4 and protective module (405), the load balancing module 1
Input terminal connects the series connection output of switch module 1 described in the main power source module, transformer 1 and switch module 2, transformer 2
The input terminal at end, the load balancing module 2 connects switch module 3, transformer 3 and switching molding described in the main power source module
The series connection output end of block 4, transformer 4, the input terminal of the load balancing module 3 are connected and are switched described in the main power source module
The input terminal of the series connection output end of module 5, transformer 5 and switch module 6, transformer 6, the load balancing module 4 connects institute
The series connection output end of switch module 7 described in main power source module, transformer 7 and switch module 8, transformer 8 is stated, the load is equal
The port LS for the module 1 ~ 4 that weighs is connected, and the load balancing module 1 ~ 4 is connect with the protective module (405), the protection mould
Block (405) is connect with the main power source module (20)；
Protective module (405) in regulation module (40) includes the 9th integrated circuit U9 and its peripheral circuit, the tenth integrated
Circuit U 10 and its peripheral circuit, the 11st integrated circuit U11 and its peripheral circuit, the 9th integrated circuit U9, the described tenth
Integrated circuit U10 and the 11st integrated circuit U11 selects OP07 operational amplifier, the 27th resistance R27 mono-
End connects the output end of the rectification module (10)V rec , the other end connects the homophase input of the 9th integrated circuit U9 simultaneously
The inverting input terminal at end and the tenth integrated circuit, the 28th one end resistance R28 connects the 9th integrated circuit simultaneously
The inverting input terminal of the non-inverting input terminal of U9 and the tenth integrated circuit, other end ground connection, the 9th integrated circuit U9's
Inverting input terminal is the under-voltage protection threshold voltage of settingV L , the non-inverting input terminal of the tenth integrated circuit U10 is setting
Overvoltage protection threshold voltageV H , the non-inverting input terminal of the 11st integrated circuit U11 is the load overloading threshold voltage of settingV OL , the inverting input terminal connection high power load of the 11st integrated circuit U11, the 29th one end resistance R29 connects institute
State the inverting input terminal of the 11st integrated circuit U11, other end ground connection, the 9th integrated circuit U9, the tenth integrated electricity
Road U10, the 11st integrated circuit U11 output end be connected, it is integrated to connect described in the main power source module (20) second
The SHUTDOWN pin of circuit U 2, the 30th one end resistance R30 connect the output end of the 9th integrated circuit U9, one end connection
+ 10V direct current energy the output end of the auxiliary power module.
2. a kind of Iarge Power DC Voltage Regulator for being used for intelligent drilling tool as described in claim 1, the rectification module
It (10) include first diode D1, the second diode D2, third diode D3, the 4th diode D4, the 5th diode D5 and
Six diode D6, wherein the anode of the first diode D1 is connect with the cathode of the second diode D2, and the described 1st
The cathode of pole pipe D1 connects the output end of the rectification module 10V rec , the plus earth of the second diode D2, the third
The anode of diode D3 is connect with the cathode of the 4th diode D4, and the cathode of the third diode D3 connects the rectification
The output end of module (10)V rec , the plus earth of the 4th diode D4, the anode of the 5th diode D5 and described the
The cathode of six diode D6 connects, and the cathode of the 5th diode D5 connects the output end of the rectification module (10)V rec , institute
The plus earth of the 6th diode D6 is stated, three-phase electric energy output end U, V, W of mud turbine generator are separately connected the described 5th
The anode of diode D5, the third diode D3, the first diode D1.
3. a kind of Iarge Power DC Voltage Regulator for being used for intelligent drilling tool as described in claim 1, the accessory power supply
Module (30) includes first resistor R, second resistance R2,3rd resistor R3, first capacitor C1, the second capacitor C2, third capacitor C3,
7th diode D7, the 8th diode D8 and power device Q1, wherein the power device Q1 selects IFR450 N-channel
MOSFET pipe, the 7th diode D7 select 1N5250B zener diode, and the 8th diode D8 selects 1N5347B steady
Diode is pressed, the one end the first capacitor C1 connects the output end of the rectification module (10)V rec , other end ground connection, described the
One one end resistance R1 connects the output end of the rectification module (10)V rec , the other end connects the second resistance R2, and described second
The resistance R2 other end connects the grid of the power device Q1, the plus earth of the 7th diode D7, the seven or two pole
The cathode of pipe D7 connects the grid of the power device Q1, and the one end the 3rd resistor R3 connects the source of the power device Q1
Pole, the other end connect the cathode of the 8th diode D8, the plus earth of the 8th diode D8, the second capacitor C2
One end connects the cathode of the 8th diode D8, and one end of one end ground connection, the third capacitor C3 connects the power device
The drain electrode of Q1, other end ground connection.
4. a kind of for being used for the Iarge Power DC Voltage Regulator of intelligent drilling tool as described in claim 1, wherein described
Switch module 1 and transformer 1 in main power source module (20) include the first integrated circuit U1 and its peripheral circuit, the second integrated electricity
Road U2 and its peripheral circuit, third integrated circuit U3 and its peripheral circuit, the second power device Q2 and the first transformer T1,
In, the first integrated circuit U1 selects REF01+5V reference voltage chip, and the second integrated circuit U2 selects HV9110 arteries and veins
Width modulation chip, the third integrated circuit U3 select TSC427 dual power supply mosfet driver, the second power device Q2
IFR450 N-channel MOS FET pipe is selected, the NC pin of the first integrated circuit U1 is vacantly arranged, the integrated circuit U1
VIN pin connect the+10V direct current energy of the auxiliary power module (30) output, described 4th one end capacitor C4 connects institute
The VIN pin of integrated circuit U1 is stated, other end ground connection, the GND pin ground connection of the first integrated circuit U1, described first is integrated
The TRIM pin floating of circuit U 1 is arranged, and the VOUT pin of the first integrated circuit U1 is output pin, connection described second
The VREF pin of integrated circuit U2, one end of the 5th capacitor C5 connect the VREF pin of the second integrated circuit U2, the other end
Ground connection, the RESET pin floating setting of the second integrated circuit U2, the SHUTDOWN pin of the second integrated circuit U2 connect
The regulation module (40) is connect, low level is effective, and the COMP pin of the second integrated circuit U2 connects the one of the 6th resistance R6
End, the other end of the 6th resistance R6 connect the FB pin of the second integrated circuit U2, the second integrated circuit U2+
The setting of VIN pin floating, one end of the 7th resistance R7 connect the FB pin of the second integrated circuit U2, other end connection the 6th
Capacitor C6, the other end of the 6th capacitor C6 connect the COMP pin of the second integrated circuit U2, and the one of the 8th resistance R8
End connects the FB pin of the second integrated circuit U2, and the other end connects the regulation module (40), and the 9th one end resistance R9 connects
Meeting the output voltage+18V of the main power source module (20), the other end connects the FB pin of the second integrated circuit U2, and the tenth
The one end resistance R10 connects the FB pin of the second integrated circuit U2, other end ground connection ,-VIN of the second integrated circuit U2
Pin and DISCHARGE pin ground connection, the BIAS pin of the second integrated circuit U2 is by the 5th resistance R5 ground connection, and described the
The crystal oscillator input pin OSC IN pin of two integrated circuit U2 passes through the 4th resistance R4 connection crystal oscillator output pin OSC OUT, institute
The VCC pin for stating the second integrated circuit U2 connects the+10V direct current energy of auxiliary power module (30) output, the 7th capacitor
The one end C7 connects the VCC pin of the second integrated circuit U2, other end ground connection, and the SENSE of the second integrated circuit U2 draws
Foot connects one end of the 9th capacitor C9, the other end ground connection of the 9th capacitor C9, the OUTPUT of the second integrated circuit U2
Pin is output pin, connects the input terminal of the third integrated circuit U3, the positive pin of power supply of the third integrated circuit U3
+ 10V the direct current energy of the auxiliary power module (30) output is connected, one end of the 8th capacitor C8 connects the integrated electricity of the third
The positive pin of the power supply of road U3, other end ground connection, the negative pin ground connection of the power supply of the third integrated circuit U3, the 9th diode D9's
Plus earth, cathode connect the output end of the third integrated circuit U3, and one end of eleventh resistor R11 connects the third collection
At the output end of circuit U 3, the other end connects the grid of the second power device Q2, and one end of twelfth resistor R12 connects institute
The grid of the second power device Q2 is stated, other end ground connection, one end of thirteenth resistor R13 connects the second power device Q2's
Source electrode, the other end connect the SENSE pin of the second integrated circuit U2, and the 14th one end resistance R14 connects second function
The source electrode of rate device Q2, other end ground connection, the drain electrode of the second power device Q2 connect the primary side of the first transformer T1
Winding, the output end of the rectification module (10)V rec The primary side winding of the first transformer T1 is connected, the tenth capacitor C10's
One end connects the output end of rectification module (10)V rec , other end ground connection, the anode connection of the tenth diode D10 first change
The vice-side winding of depressor T1, the other end are the output end of the main power source module (20), export stable+18V direct current energy, the
11 one end capacitor C11 connect the cathode of the tenth diode D10, other end ground connection.
5. a kind of Iarge Power DC Voltage Regulator for being used for intelligent drilling tool as described in claim 1, wherein the regulation
Load balancing module (401) in module (40) include the 7th integrated circuit U7 and its peripheral circuit, the 8th integrated circuit U8 and
Its peripheral circuit, third power device Q3 and its peripheral circuit and the 4th power device Q4 and its peripheral circuit, the described 7th
Integrated circuit U7 selects UC1840 load balancing chip, and the 8th integrated circuit U8 selects TPS2412 power-supply controller of electric chip,
The third power device Q3 selects 2N2007 MOSFET pipe, and the 4th power device Q4 selects CSD16403Q5A N-channel
The grid of power-type MOSFET pipe, the third power device Q3 is grounded by the 15th resistance R15, the third power device
The source electrode of Q3 is grounded, and the drain electrode of the third power device Q3 passes through the 16th resistance R16 connection the 7th integrated circuit U7
CS+ pin, the 17th one end resistance R17 connects the CS+ pin of the 7th integrated circuit U7, other end ground connection, the 18th
The one end resistance R18 connects the CS+ pin of the 7th integrated circuit U7, the other end connect that the main power source module 20 exports+
18V direct current energy, the 19th resistance R19, the 20th one end resistance R20 are all connected with the+18V of the main power source module (20) output
Direct current energy, the other end are all connected with one end of the 21st resistance R21, and the other end of the 21st resistance R21 connects institute
The CS- pin of the 7th integrated circuit U7 is stated, the 22nd resistance R22 and the 12nd one end capacitor C12 connection the described 7th are integrated
The CS- pin of circuit U 7, the other end connect the CSO pin of the 7th integrated circuit U7, and described 12nd one end capacitor C12 connects
Connecing the CS- pin of the 7th integrated circuit U7, the other end connects the CSO pin of the 7th integrated circuit U7, and the described 7th
The VDD pin of integrated circuit U7 connects one end of the 19th resistance R19, one end connection of the 13rd capacitor C13 the 7th collection
At the CS- pin of circuit U 7, other end ground connection, the VDD that one end of the 14th capacitor C14 connects the 7th integrated circuit U7 draws
Foot, other end ground connection, the GND pin ground connection of the 7th integrated circuit U7, the ADJ pin of the 7th integrated circuit U7 pass through
The 8th resistance R8 in the main power source module (20) connects the FB pin of the second integrated circuit U2, the 7th collection
One end of the 15th capacitor C15 is connected at the EAO pin of circuit U 7, the other end of the 15th capacitor C15 passes through the 20th
Three resistance R23 ground connection, the LS pin of the 7th integrated circuit U7 are the common pin of the load balancing module 401 ~ 404,
Each LS pin of the load balancing module 401 ~ 404 connects, the ADJ pin connection the described 4th of the 7th integrated circuit U7
The source electrode of power device Q4, the source electrode of the 4th power device Q4 connect the A pin of the 8th integrated circuit U8, and described
The grid of four power device Q4 connects the GATE pin of the 8th integrated circuit U8, and the drain electrode of the 4th power device Q4 connects
The C pin of the 8th integrated circuit U8 is connect, the BYP pin of the 8th integrated circuit connects one end of the 17th capacitor C17,
The other end of the 17th capacitor C17 connects one end of the 24th resistance R24, and the 24th resistance R24's is another
End connects the source electrode of the 4th power device Q4, and one end of the 16th capacitor C16 connects the 24th resistance R24
One end, other end ground connection, the RSET pin of the 8th integrated circuit U8 is by the 25th resistance R25 ground connection, described the
The RSVD pin and GND pin of eight integrated circuit U8 is grounded, and the C pin of the 8th integrated circuit U8 connects the 18th capacitor
One end of C18 and the 26th resistance R26, another termination of the 18th capacitor C18 and the 26th resistance R26
Ground.
6. a kind of Iarge Power DC Voltage Regulator for being used for intelligent drilling tool as described in claim 1, wherein the high frequency
Inverter module (50) includes the 5th power device Q5, the 6th power device Q6, the 7th power device Q7, the 8th power device Q8,
11st diode D11,12 diode D12,13 diode D13, the 14th diode D14 and the second transformer T2,
In, the 5th power device Q5 to the 8th power device Q8 forms high-frequency inverter circuit, selection IRF320 MOSFET
Pipe, the grid of the 5th power device Q5 to the 8th power device Q8 are all connected with SG3525 pwm chip, described
Drain electrode, the 11st diode D11 and the 13rd pole of 5th power device Q5 and the 7th power device Q7
The cathode of pipe D13 is all connected with the output end of the main power source module (20), the source electrode of the 5th power device Q5, the described tenth
The anode of one diode D11 and the cathode of the 12nd diode D12 are all connected with the drain electrode of the 6th power device Q6, institute
State source electrode, the 12nd diode D12 and the described 14th of the 6th power device Q6 and the 8th power device Q8
The anode of pole pipe D14 is grounded, and positive, described the of the source electrode of the 7th power device Q7, the 13rd diode D13
The cathode of 14 diode D14 is all connected with the drain electrode of the 8th power device Q8, the drain electrode of the 6th power device Q6 and
The drain electrode of the 8th power device Q8 is separately connected the both ends of the transformer T2 primary side winding.
7. a kind of Iarge Power DC Voltage Regulator for being used for intelligent drilling tool as described in claim 1, wherein the pressure stabilizing
Output module (60) includes the 15th diode D15, the 16th diode D16, the 17th diode D17, the 18th diode
D18, the 19th capacitor C19 and the 20th capacitor C20, wherein the 19th capacitor C19 and the 18th diode D18
Cathode be separately connected the both ends of the transformer T2 vice-side winding, described in the cathode of the 19th capacitor C19 connects simultaneously
The anode of 15th diode D15 and the cathode of the 16th diode D16, the cathode of the 15th diode D15 are
The output end of the pressure stabilizing output module 60, exports stable 36V/10A direct current energy, and described 20th one end capacitor C20 connects
The cathode of the 15th diode D15 is connect, the other end connects the 18th diode D18 and the 16th pole simultaneously
The cathode of the anode of pipe D16, the 17th diode D17 connects the cathode of the 15th diode D15.
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