CN103887870B - Intelligent management of power circuit for seabed in-situ observation - Google Patents
Intelligent management of power circuit for seabed in-situ observation Download PDFInfo
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- CN103887870B CN103887870B CN201410102459.2A CN201410102459A CN103887870B CN 103887870 B CN103887870 B CN 103887870B CN 201410102459 A CN201410102459 A CN 201410102459A CN 103887870 B CN103887870 B CN 103887870B
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Abstract
The invention belongs to power distribution and the management technique field of ocean observation technology, be specifically related to a kind of circuit that selectively power is provided for multiple electronic equipments based on the intelligent chip multiple batteries of control.The present invention includes battery selector switch circuit, power supply selected on-off circuit, decompression voltage regulator, stand-by power supply switching circuit, governor circuit.The present invention uses intelligent chip to control four batteries and selectively provides power supply for multiple electronic equipments, is on the one hand that the usefulness of battery is improved, on the other hand it also avoid the feature that monocell Supply Security is low；The switch being designed with metal-oxide-semiconductor control power supply of this circuit i.e. improves safety and also reduces the power consumption of circuit；Compared with background technology, this circuit is that the battery supplied of ocean long-term observation provides new method, makes marine exploration equipment to operate for a long time, provides data a large amount of, effective for scientific research.
Description
Technical field
The invention belongs to the power distribution of ocean observation technology and management technique field, be specifically related to a kind of based on
Intelligent chip controls multiple batteries provides the circuit of selectively power for multiple electronic equipments.
Background technology
In order to deeper into investigation ocean environment parameter, increasing marine exploration equipment be deployed in sea,
Water body, seabed carry out long-term observation, and limiting the Main Bottleneck that electronic equipment operates for a long time is exactly electric energy, institute
To use electric energy to seem more and more prominent the most efficiently.For the marine exploration equipment being deployed in seabed,
The technology such as tide energy battery, hydrogen fuel cell, sea water electrochemistry galvanic element the most immature improve in the case of,
Disposable aneroid battery is still primary selection.If using the disposable of maximum energy storage in current commercially produced product to do
Battery, for the detecting devices that some power consumption is bigger, the volume in cell sealing storehouse can be very big, and this is right
The processing of integral device, install and lay, reclaim, can cause and affect significantly.
Current a kind of new approaches are to use many barrels of battery distributed power supplies, have both solved weight in Machine Design
Amount distribution problem, turn avoid battery and once breaks down the lethal affect to system.But still lack at present
A kind of special underwater power source management circuit, carries out intellectual determination, selects, distributes multi-group power input,
And control the power supply of multiplexed detection equipment or sensor.This technological gap limits ocean long-term observations
Development.
Summary of the invention
It is an object of the invention to provide a kind of multiple battery wheels based on intelligent control chip and be changed to multiple electronics
Equipment provide selectively power circuit, with overcome underwater battery used by ocean long-term observation platform can not efficiently,
A difficult problem for long run supply.
The Intelligent management of power circuit for seabed in-situ observation of the present invention, including battery selector switch circuit,
Power supply selected on-off circuit, decompression voltage regulator, stand-by power supply switching circuit, governor circuit, battery selects
On-off circuit, power supply selected on-off circuit, decompression voltage regulator, stand-by power supply switching circuit respectively with master control
Electrically connect between circuit；Battery selector switch circuit realizes the choosing to supplying cell group by metal-oxide-semiconductor circuit
Select, the voltage of battery is carried out dividing potential drop, for governor circuit collection simultaneously；Power supply selected on-off circuit passes through MOS
The power supply of electronic equipment is managed by pipe circuit；Decompression voltage regulator supplies to other circuit and ancillary equipment thereof
Electricity；Stand-by power supply switching circuit when backup battery voltage more than main battery circuit voltage time, reserve battery is given
This Circuits System is powered, and when backup battery voltage is less than main battery circuit voltage, main battery supplies to native system
Electricity, carries out the automatic switchover of main power source and stand-by power supply, it is achieved the seamless power supply of system；Governor circuit gathers
The voltage of set of cells obtains battery voltage, controls power switch and the power switch of electronic equipment of battery,
Carry out communication with host computer by serial ports and obtain host computer instruction.
The major function of battery selector switch circuit is to realize the choosing to supplying cell group by metal-oxide-semiconductor circuit
Select, the voltage of battery is carried out dividing potential drop, for governor circuit collection simultaneously.Described battery selector switch circuit
Including battery Power1, P-channel enhancement type MOSFETQ1, LED 1, NPN triode Q2,
Electrochemical capacitor C13, diode D1, ceramic disc capacitor C1, five resistance R28, R34, R44, R2 and R-1；
Cathode series resistance R28, R34 ground connection of battery Power1；The positive pole of Power1 is public with resistance R28's
End connects the positive pole of electrochemical capacitor C13, the minus earth of electrochemical capacitor C13；The positive pole of Power1, resistance
The common port series resistor R2 of the positive pole of R28 and electrochemical capacitor C13 is connected to the colelctor electrode of NPN triode Q2,
The common port of the colelctor electrode of resistance R2 and NPN triode Q2 is connected to the grid of MOSFETQ1, Power1
Positive pole, resistance R28, the positive pole of electrochemical capacitor C13 and the common port of resistance R2 be connected to the source electrode of Q1,
The base stage concatenation ceramic disc capacitor C1 ground connection of NPN triode Q2, the base stage of NPN triode Q2 and ceramic disc capacitor
The common port of C1 connects the grounded emitter of resistance R44, NPN triode Q2；The drain electrode of MOSFETQ1 is even
Connecing the anode of diode D1, the drain electrode of MOSFETQ1 is connected to resistance R-1, R-1 with the common port of D1 anode
The other end be connected to the anode of LED1, the minus earth of LED1；The minus earth of Power1.
The major function of power supply selected on-off circuit is to be managed the power supply of electronic equipment by metal-oxide-semiconductor circuit
Reason；The major function of decompression voltage regulator be by primary power source conversion chip IC1 export+5V voltage to
Other circuit are powered, and export+3.3V a voltage by secondary power supply chip IC 2 and set to single-chip microcomputer and periphery thereof
Available electricity.Described power supply selected on-off circuit module includes P-channel enhancement type MOSFETQ9, NPN tri-grades
Pipe Q20, ceramic disc capacitor C5, two resistance R10 and R43；The source electrode series resistor R10 of Q9 is connected to Q20
Colelctor electrode, the common port of the colelctor electrode of resistance R10 Yu Q20 is connected to the grid of Q9, and the drain electrode of Q9 connects
1 foot to OUT1 connects, the 2 foot ground connection of OUT1；The grounded emitter of Q20, the base stage concatenation porcelain of Q20
The common port of chip capacitor C5 ground connection, the base stage of Q20 and ceramic disc capacitor C5 is connected to one end of resistance R43.
The major function of decompression voltage regulator be by primary power source conversion chip IC1 export+5V voltage to
Other circuit are powered, and export+3.3V a voltage by secondary power supply chip IC 2 and set to single-chip microcomputer and periphery thereof
Available electricity.Described decompression voltage regulator include power supply power5V, primary power source conversion chip IC1, two
Level power supply conversion chip IC2, four electrochemical capacitor C17, C18, C19 and C20, stabilivolt D5, luminescences two
Pole pipe D0, ceramic disc capacitor C21, inductance L1 and resistance R25；The 2 foot ground connection of power supply power5V, power supply
1 foot of power5V also receives 4 feet of primary power source conversion chip IC1, one end of inductance L1, electrolysis electricity
Hold the positive pole of C18, the positive pole of electrochemical capacitor C19 and input 3 foot of secondary power supply conversion chip IC2,
The other end of inductance L1 also receives outfan 2 foot of primary power source conversion chip IC1 and the negative of stabilivolt D5
Pole, the positive pole of D5, the negative pole of electrochemical capacitor C18, the minus earth of electrochemical capacitor C19, secondary power supply turns
Change outfan 2 foot of chip IC 2 and receive outfan 4 foot of secondary power supply conversion chip IC2, electrolysis electricity
Hold the positive pole of C20, one end of ceramic disc capacitor C21, and one end of resistance R25, the other end of resistance R25
Connecting luminous diode D0 anode connects, light emitting diode D0 negative electrode, the negative pole of electrochemical capacitor C20, porcelain
The other end of chip capacitor C21 and the 1 foot ground connection of secondary power supply conversion chip IC2, primary power source conversion chip
1 foot of IC1 is the positive pole that input is connected to electrochemical capacitor C17, the negative pole of electrochemical capacitor C17, one-level electricity
5 feet of source conversion chip IC1 and 3 foot ground connection.
The major function of stand-by power supply switching circuit is when backup battery voltage is more than main battery circuit voltage,
Reserve battery powers to this Circuits System, when backup battery voltage is less than main battery circuit voltage, and main battery
Power to native system, i.e. carry out the automatic switchover of main power source and stand-by power supply, it is achieved the seamless power supply of system.
Described stand-by power supply switching circuit includes that reserve battery BT, automatic power switching chip IC 3, P-channel strengthen
Type MOSFETQ, diode D6, resistance R0, resistance R1 and ceramic disc capacitor C31；Reserve battery BT is just
Pole is connected to the anode of diode D6, and the negative electrode of diode D6 is connected to the 7 of automatic power switching chip IC 3
Foot, the common port of 7 feet of the negative electrode of diode D6 and automatic power switching chip IC 3 by series resistor R0,
Resistance R1 is connected to ground, and resistance R0, the common port of resistance R1 be connected to 1 foot of IC3,2 feet of IC3,
3 foot ground connection, 8 feet of automatic power switching chip IC 3 are connected with the grid of metal-oxide-semiconductor Q, the leakage of metal-oxide-semiconductor Q
Pole is by concatenation ceramic disc capacitor C31 ground connection；The minus earth of reserve battery T.
The major function of governor circuit is that the voltage gathering set of cells obtains battery voltage, controls the confession of battery
Electric switch and the power switch of electronic equipment, carry out communication with host computer by serial ports and obtain host computer instruction.
Described governor circuit includes main control chip IC4, download program and debugging interface JTAG, serial communication interface
USART, ceramic disc capacitor C23, C24, C25, C26, C27, C28, C29, C30, crystal oscillator Y, resistance R26,
R27；+ 3.3V the outfan of decompression voltage regulator and receive 1 foot of main control chip IC4,13 feet, 19 feet,
32 feet, 48 feet, 64 feet, one end of ceramic disc capacitor C23, C24, C25, C26 and C27, ceramic disc capacitor
The other end ground connection of C23, C24, C25, C26 and C27；The outfan of+the 3.3V of decompression voltage regulator leads to
Crossing concatenation R27 and ceramic disc capacitor C28 is connected to ground, the common port of R27 and C28 is connected to 7 feet of IC4；
5 feet of main control chip IC4 also receive ceramic disc capacitor C29 and one end of crystal oscillator Y, the 6 of main control chip IC4
Foot also receives ceramic disc capacitor C30 and the other end of crystal oscillator Y, the other end ground connection of ceramic disc capacitor C29 and C30；
Foot 1 ground connection of debugging interface JTAG, foot 2 is connected to 49 feet of IC4, and foot 3 is connected to 46 feet of IC4,
Foot 4 is connected to the outfan of+3.3V of decompression voltage regulator；The foot 1 of serial communication interface USART is connected to
42 feet of IC4, foot 2 is connected to 43 feet of IC4, foot 3 ground connection；The 28 foot concatenations of main control chip IC4
R26 is connected to ground；12 feet of main control chip IC4,18 feet, 31 feet, 47 feet, 60 feet and 63 foot ground connection.
Power conversion chip IC1, IC2 in the present invention, automatic power switching chip IC 3, main control chip IC4,
All use matured product.Primary power source conversion chip IC1 uses LM2576, secondary power supply conversion chip IC2
AMS1117, automatic power switching chip IC 3 is used to use the LTC4414 of LinearTechnology company,
Main control chip IC4 uses the STM32F103VCT6 of ST company.
The present invention uses intelligent chip to control four batteries and selectively provides power supply for multiple electronic equipments, and one
Aspect is that the usefulness making battery is improved, and on the other hand it also avoid the spy that monocell Supply Security is low
Point；The switch being designed with metal-oxide-semiconductor control power supply of this circuit i.e. improves safety and also reduces circuit
Power consumption；Compared with background technology, this circuit is that the battery supplied of ocean long-term observation provides new method,
Make marine exploration equipment to operate for a long time, provide data a large amount of, effective for scientific research.
Technology involved in the present invention can be applicable in seabed long-term observation platform, needs integrated many set oceans to visit
Measurement equipment or sensor, and concentrate by the battery-powered situation of external electrical.Multichannel battery is made to work in coordination with by this invention
Work, long-term for observation platform conveying electric energy, thus ensure platform efficient, stable complete observed object.
Accompanying drawing explanation
Fig. 1 is the integrated circuit schematic diagram of the present invention；
1-governor circuit；2-battery selector switch circuit；3-powers selected on-off circuit；4-lowering and stabilizing blood pressure electricity
Road；5-stand-by power supply switching circuit；
Fig. 2 is the battery selector switch circuit diagram in Fig. 1；
Fig. 3 is the power supply selected on-off circuit schematic diagram in Fig. 1；
Fig. 4 is the decompression voltage regulator schematic diagram in Fig. 1；
Fig. 5 is the stand-by power supply switching circuit schematic diagram in Fig. 1；
Fig. 6 is the governor circuit schematic diagram in Fig. 1.
Detailed description of the invention
As it is shown in figure 1, the present invention includes that governor circuit 1, battery selector switch circuit 2, power supply select switch
Circuit 3, decompression voltage regulator 4, stand-by power supply switching circuit 5.Battery selector switch circuit 2 is standby electricity
Source switching circuit 5 and power supply selected on-off circuit 3 provide the input of power supply, provide detection for governor circuit 1
Voltage data.Stand-by power supply switching circuit 5 provides power supply to input for decompression voltage regulator 4.Lowering and stabilizing blood pressure electricity
Road 4 provides+3.3V power supply for governor circuit, and provides+5V power interface.Power supply selected on-off circuit 3 is
Extraneous offer power supply output.Governor circuit 1 is by serial ports and extraneous communication.
As in figure 2 it is shown, battery selector switch circuit include battery Power1, P-channel enhancement type MOSFETQ1,
LED 1, NPN triode Q2, electrochemical capacitor C13, diode D1, ceramic disc capacitor C1, five
Individual resistance R28, R34, R44, R2 and R-1；Cathode series resistance R28, R34 ground connection of battery Power1；
The positive pole of Power1 is connected the positive pole of electrochemical capacitor C13 with the common port of resistance R28, electrochemical capacitor C13's
Minus earth；The common port series resistor of the positive pole of the positive pole of Power1, resistance R28 and electrochemical capacitor C13
R2 is connected to the colelctor electrode of Q2, and the common port of the colelctor electrode of resistance R2 Yu Q2 is connected to the grid of Q1, Power1
Positive pole, resistance R28, the positive pole of electrochemical capacitor C13 and the common port of resistance R2 be connected to the source electrode of Q1,
The base stage concatenation ceramic disc capacitor C1 ground connection of Q2, the base stage of Q2 is connected resistance R44 with the common port of ceramic disc capacitor C1,
The grounded emitter of Q2；The drain electrode of Q1 connects the anode of diode D1, and the drain electrode of Q1 is public with D1 anode
End is connected to resistance R-1, and the other end of R-1 is connected to the anode of LED1, the minus earth of LED1；Power1
Minus earth.
As it is shown on figure 3, power supply selected on-off circuit module includes P-channel enhancement type MOSFETQ9, NPN tri-
Level pipe Q20, ceramic disc capacitor C5, two resistance R10 and R43；The source electrode series resistor R10 of Q9 is connected to
The colelctor electrode of Q20, the common port of the colelctor electrode of resistance R10 Yu Q20 is connected to the grid of Q9, the drain electrode of Q9
1 foot being connected to OUT1 connects, the 2 foot ground connection of OUT1；The grounded emitter of Q20, the base stage string of Q20
The common port meeting ceramic disc capacitor C5 ground connection, the base stage of Q20 and ceramic disc capacitor C5 is connected to one end of resistance R43.
As shown in Figure 4, decompression voltage regulator include power supply power5V, primary power source conversion chip IC1,
Secondary power supply conversion chip IC2, four electrochemical capacitor C17, C18, C19 and C20, stabilivolt D5, luminescences
Diode D0, ceramic disc capacitor C21, inductance L1 and resistance R25；The 2 foot ground connection of power supply power5V, electricity
1 foot of source power5V also receives 4 feet of primary power source conversion chip IC1, one end of inductance L1, electricity
Solve the positive pole of electric capacity C18, the positive pole of electrochemical capacitor C19 and the input 3 of secondary power supply conversion chip IC2
Foot, the other end of inductance L1 also receives outfan 2 foot and the stabilivolt D5 of primary power source conversion chip IC1
Negative pole, the positive pole of D5, the negative pole of electrochemical capacitor C18, the minus earth of electrochemical capacitor C19, two grades of electricity
Outfan 2 foot of source conversion chip IC2 also receives outfan 4 foot of secondary power supply conversion chip IC2, electricity
Solving the positive pole of electric capacity C20, one end of ceramic disc capacitor C21, and one end of resistance R25, resistance R25's is another
One end connecting luminous diode D0 anode connects, light emitting diode D0 negative electrode, the negative pole of electrochemical capacitor C20,
The other end of ceramic disc capacitor C21 and the 1 foot ground connection of secondary power supply conversion chip IC2, primary power source conversion core
1 foot of sheet IC1 is the positive pole that input is connected to electrochemical capacitor C17, the negative pole of electrochemical capacitor C17,
5 feet of level power supply conversion chip IC1 and 3 foot ground connection.
As it is shown in figure 5, stand-by power supply switching circuit include reserve battery BT, automatic power switching chip IC 3,
P-channel enhancement type MOSFETQ, diode D6, resistance R0, resistance R1 and ceramic disc capacitor C31；Standby electricity
The positive pole of pond BT is connected to the anode of diode D6, and the negative electrode of diode D6 is connected to automatic power switching core
7 feet of sheet IC3, the negative electrode of diode D6 passes through with the common port of 7 feet of automatic power switching chip IC 3
Series resistor R0, resistance R1 are connected to ground, and resistance R0, the common port of resistance R1 are connected to 1 foot of IC3,
2 feet of IC3,3 foot ground connection, 8 feet of automatic power switching chip IC 3 are connected with the grid of metal-oxide-semiconductor Q,
The drain electrode of metal-oxide-semiconductor Q is by concatenation ceramic disc capacitor C31 ground connection；The minus earth of reserve battery T.
As shown in Figure 6, governor circuit includes main control chip IC4, download program and debugging interface JTAG, string
Row communication interface USART, ceramic disc capacitor C23, C24, C25, C26, C27, C28, C29, C30, brilliant
Shake Y, resistance R26, R27；+ 3.3V the outfan of decompression voltage regulator and receive main control chip IC4 1 foot,
13 feet, 19 feet, 32 feet, 48 feet, 64 feet, the one of ceramic disc capacitor C23, C24, C25, C26 and C27
End, the other end ground connection of ceramic disc capacitor C23, C24, C25, C26 and C27；+ the 3.3V of decompression voltage regulator
Outfan by concatenation R27 and ceramic disc capacitor C28 be connected to ground, the common port of R27 and C28 is connected to
7 feet of IC4；5 feet of main control chip IC4 also receive ceramic disc capacitor C29 and one end of crystal oscillator Y, master control core
6 feet of sheet IC4 also receive ceramic disc capacitor C30 and the other end of crystal oscillator Y, ceramic disc capacitor C29's and C30
Other end ground connection；Foot 1 ground connection of debugging interface JTAG, foot 2 is connected to 49 feet of IC4, and foot 3 connects
To 46 feet of IC4, foot 4 is connected to the outfan of+3.3V of decompression voltage regulator；Serial communication interface USART
Foot 1 be connected to 42 feet of IC4, foot 2 is connected to 43 feet of IC4, foot 3 ground connection；Main control chip IC4
28 feet concatenation R26 be connected to ground；12 feet of main control chip IC4,18 feet, 31 feet, 47 feet, 60
Foot and 63 foot ground connection.
The work process of circuit involved in the present invention is: first single-chip microcomputer collects the voltage signal of set of cells,
Software programming realizes being analyzed cell voltage and judging, and sends signal and pass to battery selector switch electricity
Audion in the module of road controls metal-oxide-semiconductor and then controls the switch of battery, it is achieved to battery-powered choosing
Select.Then received the order of host computer by serial ports, software programming realizes the parsing of order.Last monolithic
Machine sends audion that signal passes to power in selected on-off circuit module to control metal-oxide-semiconductor and then to control electricity
The power switch of subset, it is achieved that the control to power electronic equipment.
Claims (6)
1. the Intelligent management of power circuit for seabed in-situ observation, including battery selector switch circuit, power supply selected on-off circuit, decompression voltage regulator, stand-by power supply switching circuit, governor circuit, it is characterised in that: battery selector switch circuit, power supply selected on-off circuit, decompression voltage regulator, stand-by power supply switching circuit electrically connect with between governor circuit respectively；Battery selector switch circuit realizes the selection to supplying cell group by metal-oxide-semiconductor circuit, the voltage of battery is carried out dividing potential drop, for governor circuit collection simultaneously；The power supply of electronic equipment is managed by power supply selected on-off circuit by metal-oxide-semiconductor circuit；Decompression voltage regulator powers to other circuit and ancillary equipment thereof；Stand-by power supply switching circuit when backup battery voltage more than main battery circuit voltage time, reserve battery powers to this circuit, and when backup battery voltage is less than main battery circuit voltage, main battery powers to this circuit, carry out the automatic switchover of main power source and stand-by power supply, it is achieved the seamless power supply of system；Governor circuit gathers the voltage of set of cells and obtains battery voltage, controls power switch and the power switch of electronic equipment of battery, carries out communication with host computer by serial ports and obtains host computer instruction.
Intelligent management of power circuit for seabed in-situ observation the most according to claim 1, it is characterised in that: described battery selector switch circuit includes battery Power1, P-channel enhancement type MOSFETQ1, LED 1, NPN audion Q2, electrochemical capacitor C13, diode D1, ceramic disc capacitor C1, resistance R28, R34, R44, R2 and R-1；Cathode series resistance R28, R34 ground connection of battery Power1；The positive pole of battery Power1 is connected the positive pole of electrochemical capacitor C13, the minus earth of electrochemical capacitor C13 with the common port of resistance R28；The common port series resistor R2 of the positive pole of the positive pole of battery Power1, resistance R28 and electrochemical capacitor C13 is connected to the colelctor electrode of Q2, the common port of the colelctor electrode of resistance R2 Yu Q2 is connected to the grid of Q1, the positive pole of battery Power1, resistance R28, the positive pole of electrochemical capacitor C13 and the common port of resistance R2 are connected to the source electrode of Q1, the base stage concatenation ceramic disc capacitor C1 ground connection of Q2, the base stage of Q2 is connected resistance R44 with the common port of ceramic disc capacitor C1, the grounded emitter of Q2；The drain electrode of Q1 connects the anode of diode D1, and the drain electrode of Q1 is connected to resistance R-1 with the common port of D1 anode, and the other end of R-1 is connected to the anode of LED1, the minus earth of LED1；The minus earth of battery Power1.
Intelligent management of power circuit for seabed in-situ observation the most according to claim 1, it is characterised in that: described power supply selected on-off circuit includes P-channel enhancement type MOSFETQ9, NPN audion Q20, ceramic disc capacitor C5, resistance R10 and R43；The source electrode series resistor R10 of MOSFETQ9 is connected to the colelctor electrode of NPN audion Q20, the common port of the colelctor electrode of resistance R10 Yu Q20 is connected to the grid of MOSFETQ9, the drain electrode of MOSFETQ9 is connected to data terminal foot 1 foot of OUT1 and connects, the earth terminal foot 2 foot ground connection of OUT1；The grounded emitter of NPN audion Q20, the base stage concatenation ceramic disc capacitor C5 ground connection of NPN audion Q20, the base stage of NPN audion Q20 and the common port of ceramic disc capacitor C5 are connected to one end of resistance R43.
A kind of Intelligent management of power circuit for seabed in-situ observation the most according to claim 1, it is characterised in that: described decompression voltage regulator includes secondary power supply conversion chip IC2, electrochemical capacitor C17, C18, C19 and C20, stabilivolt D5, light emitting diode D0, ceramic disc capacitor C21, inductance L1 and the resistance R25 that primary power source conversion chip IC1 that power supply power5V, model are LM2576, model are AMS1117；nullThe 2 earth terminal grounding legs of power supply power5V，1 foot of power supply power5V also receives the 4 feedback end feet of primary power source conversion chip IC1、One end of inductance L1、The positive pole of electrochemical capacitor C18、The positive pole of electrochemical capacitor C19 and the 3 power input feet of secondary power supply conversion chip IC2，The other end of inductance L1 also receives 2 power output end feet and the negative pole of stabilivolt D5 of primary power source conversion chip IC1，The positive pole of D5、The negative pole of electrochemical capacitor C18、The minus earth of electrochemical capacitor C19，The 2 power output end feet of secondary power supply conversion chip IC2 also receive the 4 power output end feet of secondary power supply conversion chip IC2，The positive pole of electrochemical capacitor C20，One end of ceramic disc capacitor C21，One end with resistance R25，The other end connecting luminous diode D0 anode of resistance R25 connects，Light emitting diode D0 negative electrode、The negative pole of electrochemical capacitor C20、The other end of ceramic disc capacitor C21 and the 1 earth terminal foot ground connection of secondary power supply conversion chip IC2，The 1 earth terminal foot of primary power source conversion chip IC1 is the positive pole that input is connected to electrochemical capacitor C17，The negative pole of electrochemical capacitor C17、5 switches of primary power source conversion chip IC1 select end foot and 3 earth terminal foot ground connection.
A kind of Intelligent management of power circuit for seabed in-situ observation the most according to claim 1, it is characterised in that: described stand-by power supply switching circuit includes automatic power switching chip IC 3, P-channel enhancement type MOSFETQ, diode D6, resistance R0, resistance R1 and the ceramic disc capacitor C31 that reserve battery BT, model are LTC4414；The positive pole of reserve battery BT is connected to the anode of diode D6, the negative electrode of diode D6 is connected to 7 main power source input feet of automatic power switching chip IC 3, the negative electrode of diode D6 passes through series resistor R0 with the common port of 7 main power source input feet of automatic power switching chip IC 3, resistance R1 is connected to ground, resistance R0, the common port of resistance R1 is connected to the 1 duty end foot of IC3, the 2 digital control end feet of IC3, 3 earth terminal foot ground connection, 8 feet of automatic power switching chip IC 3 are P-channel metal-oxide-semiconductor raster data model end foot, and be connected with the grid of metal-oxide-semiconductor Q, the drain electrode of metal-oxide-semiconductor Q is by concatenation ceramic disc capacitor C31 ground connection；The minus earth of reserve battery BT.
A kind of Intelligent management of power circuit for seabed in-situ observation the most according to claim 1, it is characterized in that: described governor circuit includes main control chip IC4, download program and debugging interface JTAG, the serial communication interface USART that model is STM32F103VCT6, ceramic disc capacitor C23, C24, C25, C26, C27, C28, C29, C30, crystal oscillator Y, resistance R26, R27；+ 3.3V the outfan of decompression voltage regulator also receives 1 foot of main control chip IC4,13 feet, 19 feet, 32 feet, 48 feet, 64 feet and one end of ceramic disc capacitor C23, C24, C25, C26, C27, the other end ground connection of ceramic disc capacitor C23, C24, C25, C26 and C27；The outfan of+the 3.3V of decompression voltage regulator is connected to ground by concatenation R27 and ceramic disc capacitor C28, and the common port of R27 and C28 is connected to 7 feet of IC4；5 feet of main control chip IC4 also receive ceramic disc capacitor C29 and one end of crystal oscillator Y, and 6 feet of main control chip IC4 also receive ceramic disc capacitor C30 and the other end of crystal oscillator Y, the other end ground connection of ceramic disc capacitor C29 and C30；Foot 1 ground connection of debugging interface JTAG, foot 2 is connected to 49 feet of IC4, and foot 3 is connected to 46 feet of IC4, and foot 4 is connected to the outfan of+3.3V of decompression voltage regulator；The foot 1 of serial communication interface USART is connected to 42 feet of IC4, and foot 2 is connected to 43 feet of IC4, foot 3 ground connection；The 28 foot concatenation R26 of main control chip IC4 are connected to ground；12 feet of main control chip IC4,18 feet, 31 feet, 47 feet, 60 feet and 63 foot ground connection.
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| CN201410102459.2A CN103887870B (en) | 2014-03-19 | 2014-03-19 | Intelligent management of power circuit for seabed in-situ observation |
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| CN105737807B (en) * | 2016-03-30 | 2018-08-17 | 深圳市朗诚科技股份有限公司 | A kind of marine monitoring device |
| CN108306631A (en) * | 2018-04-04 | 2018-07-20 | 深圳鳍源科技有限公司 | A kind of switching circuit and underwater equipment |
| CN110034595B (en) * | 2019-04-08 | 2024-03-08 | 深圳市锐明技术股份有限公司 | Backup power supply management device and vehicle-mounted equipment |
| CN112462673A (en) * | 2020-12-04 | 2021-03-09 | 四川效率源信息安全技术股份有限公司 | Circuit for realizing multi-channel power supply control under PCI-E channel by adopting MCU |
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| CN101771293A (en) * | 2009-06-22 | 2010-07-07 | 深圳市友利通电子有限公司 | Handheld mobile terminal and power supply device thereof |
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| CN203827047U (en) * | 2014-03-19 | 2014-09-10 | 青岛海洋地质研究所 | Power source intelligent management circuit used for seabed in-situ observation |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101312292A (en) * | 2007-05-23 | 2008-11-26 | 杨大纬 | Energy supply controller |
| CN101771293A (en) * | 2009-06-22 | 2010-07-07 | 深圳市友利通电子有限公司 | Handheld mobile terminal and power supply device thereof |
| CN103457307A (en) * | 2012-11-16 | 2013-12-18 | 移康智能科技(上海)有限公司 | Double-battery-powered electronic cat eye visual doorbell and power supply method |
| CN203827047U (en) * | 2014-03-19 | 2014-09-10 | 青岛海洋地质研究所 | Power source intelligent management circuit used for seabed in-situ observation |
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| CN103887870A (en) | 2014-06-25 |
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