CN107733077A - Standby dual power supply generator emergency starting system provided with chip drives protection circuit - Google Patents
Standby dual power supply generator emergency starting system provided with chip drives protection circuit Download PDFInfo
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- CN107733077A CN107733077A CN201710983204.5A CN201710983204A CN107733077A CN 107733077 A CN107733077 A CN 107733077A CN 201710983204 A CN201710983204 A CN 201710983204A CN 107733077 A CN107733077 A CN 107733077A
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- resistance
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- pole
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/08—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems requiring starting of a prime-mover
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
Abstract
The invention discloses a kind of standby dual power supply generator emergency starting system provided with chip drives protection circuit, it is characterised in that：Including control chip U1; electric capacity C5; electric capacity C6, electric capacity C4, resistance R8; resistance R9; resistance R10, the chip drive circuit being connected with control chip U1, the two-supply circuit being connected with chip drive circuit; the emergent decision circuitry being connected with control chip U1, and the chip drives protection circuit being connected with control chip U1.The invention provides a kind of standby dual power supply generator emergency starting system provided with chip drives protection circuit; duplex feeding is provided for system; with ensure the stabilization of system operation with it is firm; also so that in system the connection of component it is more reasonable; system is reduced by the probability of circuit damage; also reduce production and the use cost of system well simultaneously so that product can be popularized preferably.
Description
Technical field
The invention belongs to generator powered field, in particular to a kind of standby dual power supply provided with chip drives protection circuit
Generator emergency starting system.
Background technology
Nowadays, either life or production be unable to do without electric energy, if having a power failure suddenly, it will largely effecting on people just
Often life and production.In order to ensure that life is normally carried out with what is produced, most cell, market and enterprise can set standby
By the use of generator as temporary power power supply, to tackle situation about having a power failure suddenly.But stand-by generator of today is having a power failure
The reaction of startup optimization is slower afterwards, and most stand-by generator is required to artificially be started；Although and a small number of generator
Emergency starting system is provided with, but its price is universal to be costly unfavorable for the popularization of equipment, and due to the system design
The defects of so that the system is easy to the circuit damage fluctuated when standby, shortens the service life of system, also simultaneously
Need frequently to carry out maintenance and repair, aggravated the burden of user significantly.
The content of the invention
It is an object of the invention to overcome above mentioned problem, there is provided a kind of standby double electricity provided with chip drives protection circuit
Source generator emergency starting system, duplex feeding is provided for system, to ensure the stabilization of system operation with firm, also causes system
The connection of middle component is more reasonable, reduces system by the probability of circuit damage, while also reduces the life of system well
Production and use cost so that product can be popularized preferably.
The purpose of the present invention is achieved through the following technical solutions：
Standby dual power supply generator emergency starting system provided with chip drives protection circuit, including control chip U1, just
Pole is connected with control chip U1 TRIG pins and THRES pins simultaneously, negative pole is connected with control chip U1 GND pins
Electric capacity C5, the electric capacity C6 that positive pole is connected with control chip U1 CONT pins, negative pole is connected with electric capacity C5 negative pole, bear
The electric capacity C4 that pole is connected with electric capacity C5 positive pole, positive pole is connected after resistance R9 with electric capacity C5 negative pole, one end and electric capacity
The resistance R8 that C4 positive pole is connected, the other end is connected after resistance R10 with electric capacity C4 negative pole, is connected with control chip U1
The chip drive circuit connect, the two-supply circuit being connected with chip drive circuit, what is be connected with control chip U1 emergent sentences
Deenergizing, and the chip drives protection circuit being connected with control chip U1, wherein control chip U1 model NE555；
The two-supply circuit is by triode VT101, unidirectional thyristor VS101, hair of the positive pole after resistance R101 with triode VT101
The electric capacity C101 that emitter-base bandgap grading is connected, negative pole is connected with triode VT101 base stage, it is serially connected in triode VT101 emitter stage
Resistance R104 between base stage, positive pole is connected with electric capacity C101 negative pole, negative pole is sequentially through resistance R103 and resistance R102
Electric capacity C102, the N pole being connected afterwards with electric capacity C101 positive pole is connected with resistance R102 and resistance R103 tie point, negative pole
The voltage-regulator diode D102 being connected after resistance R105 with electric capacity C102 positive pole, the colelctor electrode of positive pole and triode VT101
It is connected, the electric capacity C103 that negative pole is connected with electric capacity C101 negative pole, positive pole is connected with electric capacity C103 negative pole, negative pole warp
The electric capacity C104 being connected after resistance R107 with electric capacity C103 positive pole, one end is connected with electric capacity C103 positive pole, the other end
Resistance R107, the N pole being connected with electric capacity C104 negative pole is connected with electric capacity C103 negative pole, P poles after resistance R106 with
The voltage-regulator diode D101 that voltage-regulator diode D102 P poles are connected, one end is connected with electric capacity C104 negative pole, other end warp
It is connected after resistance R108 with voltage-regulator diode D102 P poles, the slip variable resistance that sliding end is connected with electric capacity C102 negative pole
Device RP101, one end is connected with voltage-regulator diode D102 P poles, the other end is connected with unidirectional thyristor VS101 N poles
Relay K101, and P poles are connected with unidirectional thyristor VS101 control pole, normally-closed contact of the N poles through relay K101
The diode D103 compositions being connected after K101-1 with unidirectional thyristor VS101 P poles；Wherein, triode VT1 colelctor electrode with
Unidirectional thyristor VS101 P poles are connected, and voltage-regulator diode D102 P poles are after relay K101 normally-closed contact K101-2
The first power input of the two-supply circuit, triode VT101 emitter stage and voltage stabilizing two are formed with diode D103 P poles
Pole pipe D102 P poles form the second source input of the two-supply circuit, and voltage-regulator diode D102 P poles are through relay K101
Normally-closed contact K101-2 after with diode D103 N poles form the two-supply circuit power output end and with chip drives electricity
Road is connected.
Preferably, the chip drive circuit is connected with triode VT1 base stage by triode VT1, one end, is another
Hold the resistance R1 being connected after resistance R2 with triode VT1 colelctor electrode, current collection of the positive pole after resistance R3 with triode VT1
The electric capacity C1 that pole is connected, negative pole is connected after resistance R4 with triode VT1 emitter stage, the electricity being arranged in parallel with electric capacity C1
R6 is hindered, N poles are connected after resistance R7 with electric capacity C1 negative pole, P poles are sequentially after resistance R5 and electric capacity C2 with triode VT1's
The voltage-regulator diode D2 that base stage is connected, positive pole is connected with voltage-regulator diode D2 N poles, negative pole and voltage-regulator diode D2 P
Electric capacity C3, the P pole that pole is connected is connected with electric capacity C1 positive pole, N poles are connected with resistance R8 and resistance R10 tie point
Diode D1, and one end is connected with diode D1 N poles, other end VCC pins and RESET with control chip U1 simultaneously
The resistance R11 compositions that pin is connected；Wherein, electric capacity C2 negative pole is connected with electric capacity C3 negative pole, electric capacity C3 negative pole with
Electric capacity C5 negative pole is connected, and resistance R1 and resistance R2 tie point and electric capacity C2 negative pole form the defeated of the chip drive circuit
Enter end and be connected with two-supply circuit.
Preferably, the emergent decision circuitry is by triode VT2, triode VT3, bidirectional thyristor VS1, generator M,
The resistance R12 that one end is connected with control chip U1 OUT pins, the other end is connected with triode VT2 base stage, positive pole with
The electric capacity C7 that triode VT2 base stage is connected, negative pole is connected with electric capacity C6 negative pole, one end and triode VT3 current collection
The resistance R13 that pole is connected, the other end is connected with resistance R1 and resistance R2 tie point, one end are connected with electric capacity C7 negative pole
Connect, resistance R14, the N pole that the other end is connected with triode VT3 emitter stage is connected with resistance R1 and resistance R2 tie point
Connect, the diode D3 that P poles are connected with electric capacity C7 negative pole, one end is connected with diode D3 N poles, the other end and two-way crystalline substance
The relay K that brake tube VS1 first electrode is connected, and positive pole is connected with generator M one end, negative pole is through relay K
Normally-closed contact K-1 after be connected with the generator M other end battery GB composition；Wherein, triode VT2 emitter stage
It is connected with triode VT3 base stage, triode VT2 colelctor electrode is connected with diode D2 N poles, triode VT3 hair
Emitter-base bandgap grading is connected with bidirectional thyristor VS1 control pole, and bidirectional thyristor VS1 second electrode is extremely connected with diode D3 P
Connect, the negative pole of battery is connected after relay K normally-closed contact K-1 with diode D3 P poles.
Further, the chip drives protection circuit is by triode VT4, triode VT5, metal-oxide-semiconductor Q1, one end and three poles
The resistance R15 that pipe VT4 base stage is connected, the other end is connected after resistance R16 with triode VT4 emitter stage, negative pole with
The electric capacity C8 that resistance R15 and resistance R16 tie point are connected, positive pole is connected with triode VT4 emitter stage, positive pole and three
The electric capacity C9 that pole pipe VT4 base stage is connected, negative pole is connected after resistance R19 with triode VT4 colelctor electrode, positive pole and electricity
Hold C9 negative pole be connected, negative pole ground connection electric capacity C10, positive pole is connected after resistance R17 with electric capacity C8 positive pole, negative pole with
The electric capacity C11 that triode VT5 base stage is connected, one end is connected with triode VT4 emitter stage, the other end and electric capacity C11
The resistance R18 that is connected of negative pole, one end is connected with electric capacity C10 negative pole, the other end is connected with triode VT5 emitter stage
The electric capacity C20 connect, one end is connected with triode VT5 emitter stage, drain electrode phase of the other end after resistance R22 with metal-oxide-semiconductor Q1
The resistance R21 of connection, one end is connected with electric capacity C11 positive pole, the other end is connected with triode VT5 colelctor electrode, slided
Hold the slide rheostat RP1 that is connected with metal-oxide-semiconductor Q1 grid, one end is connected with triode VT5 emitter stage, the other end and
The resistance R20 that electric capacity C10 positive pole is connected, and one end is connected with metal-oxide-semiconductor Q1 source electrode, the other end and electric capacity C11
The resistance R23 compositions that positive pole is connected；Wherein, input of the triode VT4 base stage as the chip drives protection circuit, electricity
Hinder output end of the R21 and resistance R22 tie point as the chip drives protection circuit, triode VT4 base stage and control core
Piece U1 VCC pins are connected, and resistance R21 and resistance R22 tie point are connected with electric capacity C6 negative pole.
The present invention compared with prior art, has advantages below and beneficial effect：
(1) present invention is provided with two-supply circuit, surprisingly stops or electricity shortage in the power supply to the first power input
When, the switching of power supply timely can be voluntarily completed, to ensure the normal operation of system, substantially increases the stabilization of system operation
Property and using effect.
(2) annexation of every component of the invention is reasonable, to internal system when avoiding current fluctuation well
The influence of component, and then the safety in utilization of each component is preferably protected, the service life of system is improved, so as to
Overcoming prior art well needs the defects of frequent maintenance is with repairing, substantially increase the using effect of system and use into
This；The system makes it have the ability of fast reaction, substantially increases power-off because of the reasonable connection between its every component
The efficiency that generator starts afterwards, further increase the using effect of system；By setting chip drives protection circuit can be very
Influence of the good reduction voltage pulsation to control chip U1, the accuracy of control chip U1 operations is improved, at the same it is also more preferable
Improve control chip U1 service life.
Brief description of the drawings
Fig. 1 is the circuit structure diagram of the emergency starting system of the present invention.
Fig. 2 is the circuit structure diagram of the chip drives protection circuit of the present invention.
Fig. 3 is the circuit structure diagram of the two-supply circuit of the present invention.
Embodiment
With reference to embodiment, the present invention is described in further detail, but the implementation of the present invention is not limited to this.
Embodiment
As shown in figure 1, the standby dual power supply generator emergency starting system provided with chip drives protection circuit, including control
Chip U1, positive pole is connected with control chip U1 TRIG pins and THRES pins simultaneously, negative pole and control chip U1 GND
The electric capacity C5 that pin is connected, positive pole is connected with control chip U1 CONT pins, negative pole is connected with electric capacity C5 negative pole
Electric capacity C6, the electric capacity C4 that negative pole is connected with electric capacity C5 positive pole, positive pole is connected after resistance R9 with electric capacity C5 negative pole,
The resistance R8 that one end is connected with electric capacity C4 positive pole, the other end is connected after resistance R10 with electric capacity C4 negative pole, with control
The chip drive circuit that chip U1 is connected, the two-supply circuit being connected with chip drive circuit, it is connected with control chip U1
The emergent decision circuitry connect, and the type for the chip drives protection circuit, wherein control chip U1 being connected with control chip U1
Number it is NE555.
As shown in figure 3, the two-supply circuit is slided by triode VT101, unidirectional thyristor VS101, relay K101
Rheostat RP101, voltage-regulator diode D101, voltage-regulator diode D102, diode D103, resistance R101, resistance R102, resistance
R103, resistance R104, resistance R105, resistance R106, resistance R107, resistance R108, electric capacity C101, electric capacity C102, electric capacity C103,
Electric capacity C104 is formed.
During connection, electric capacity C101 positive pole is connected after resistance R101 with triode VT101 emitter stage, negative pole and three
Pole pipe VT101 base stage is connected, and resistance R104 is serially connected between triode VT101 emitter stage and base stage, electric capacity C102's
Positive pole is connected with electric capacity C101 negative pole, negative pole is sequentially connected after resistance R103 and resistance R102 with electric capacity C101 positive pole
Connect, voltage-regulator diode D102 N poles are connected with resistance R102 and resistance R103 tie point, negative pole after resistance R105 with electricity
The positive pole for holding C102 is connected, and electric capacity C103 positive pole is connected with triode VT101 colelctor electrode, negative pole and electric capacity C101
Negative pole is connected, electric capacity C104 positive pole is connected with electric capacity C103 negative pole, negative pole after resistance R107 with electric capacity C103's
Positive pole is connected, and resistance R107 one end is connected with electric capacity C103 positive pole, the other end is connected with electric capacity C104 negative pole,
Voltage-regulator diode D101 N poles are connected with electric capacity C103 negative pole, P of the P poles after resistance R106 with voltage-regulator diode D102
Pole is connected, slide rheostat RP101 one end is connected with electric capacity C104 negative pole, the other end after resistance R108 with voltage stabilizing
Diode D102 P poles are connected, sliding end is connected with electric capacity C102 negative pole, relay K101 one end and the pole of voltage stabilizing two
Pipe D102 P poles are connected, the other end is connected with unidirectional thyristor VS101 N poles, diode D103 P poles and unidirectional crystalline substance
Brake tube VS101 control pole is connected, P of the N poles after relay K101 normally-closed contact K101-1 with unidirectional thyristor VS101
Pole is connected.
Wherein, triode VT1 colelctor electrode is connected with unidirectional thyristor VS101 P poles, voltage-regulator diode D102 P
The first power supply that pole forms the two-supply circuit after relay K101 normally-closed contact K101-2 with diode D103 P poles is defeated
Enter end, the second source that triode VT101 emitter stage forms the two-supply circuit with voltage-regulator diode D102 P poles inputs
End, the N poles of voltage-regulator diode D102 P poles with diode D103 after relay K101 normally-closed contact K101-2 form this pair
The power output end of power circuit and it is connected with chip drive circuit.
For first power input of two-supply circuit as power input is commonly used, it is defeated preferentially to carry out electricity in power supply
Go out, only the first power input power supply be cut off or electricity shortage in the case of, can just block unidirectional thyristor VS101
Conducting so that relay K101 power off, and then relay K101 normally-closed contact K101-1 and K101-2 close cause second
The power supply of power input input is switched on, to ensure the normal power supply of circuit, the stability that the system of substantially increasing uses.Its
In, the power supply connected on the first power input and second source input is separate.
Chip drive circuit is by triode VT1, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, electricity
Hinder R7, resistance R11, diode D1, voltage-regulator diode D2, electric capacity C1, electric capacity C2, and electric capacity C3 composition.
During connection, resistance R1 one end is connected with triode VT1 base stage, the other end after resistance R2 with triode
VT1 colelctor electrode is connected, and electric capacity C1 positive pole is connected after resistance R3 with triode VT1 colelctor electrode, negative pole is through resistance
Emitter stage after R4 with triode VT1 is connected, and resistance R6 is arranged in parallel with electric capacity C1, and voltage-regulator diode D2 N poles are through resistance
It is connected after R7 with electric capacity C1 negative pole, P poles are sequentially connected after resistance R5 and electric capacity C2 with triode VT1 base stage, electricity
Appearance C3 positive pole is connected with voltage-regulator diode D2 N poles, negative pole is connected with voltage-regulator diode D2 P poles, diode D1 P
Pole is connected with electric capacity C1 positive pole, N poles are connected with resistance R8 and resistance R10 tie point, resistance R11 one end and two poles
Pipe D1 N poles are connected, the other end is connected with control chip U1 VCC pins and RESET pins simultaneously.
Wherein, electric capacity C2 negative pole is connected with electric capacity C3 negative pole, and electric capacity C3 negative pole is connected with electric capacity C5 negative pole
Connect, resistance R1 and resistance R2 tie point and electric capacity C2 negative pole form the input of the chip drive circuit and with dual power supply electricity
Road is connected.
Emergent decision circuitry is by triode VT2, triode VT3, bidirectional thyristor VS1, generator M, diode D3, electric capacity
C7, relay K, battery GB, resistance R12, resistance R13, and resistance R14 compositions.
During connection, resistance R12 one end is connected with control chip U1 OUT pins, the other end and triode VT2 base
Pole is connected, and electric capacity C7 positive pole is connected with triode VT2 base stage, negative pole is connected with electric capacity C6 negative pole, resistance R13
One end be connected with triode VT3 colelctor electrode, the other end is connected with resistance R1 and resistance R2 tie point, resistance R14
One end be connected with electric capacity C7 negative pole, the other end is connected with triode VT3 emitter stage, diode D3 N poles and electricity
Resistance R1 and resistance R2 tie point is connected, P poles are connected with electric capacity C7 negative pole, relay K one end and diode D3 N
Pole is connected, the other end is connected with bidirectional thyristor VS1 first electrode, battery GB positive pole and generator M one end
It is connected, negative pole is connected after relay K normally-closed contact K-1 with the generator M other end.
Wherein, triode VT2 emitter stage is connected with triode VT3 base stage, triode VT2 colelctor electrode and two poles
Pipe D2 N poles are connected, and triode VT3 emitter stage is connected with bidirectional thyristor VS1 control pole, bidirectional thyristor VS1
Second electrode be connected with diode D3 P poles, the negative pole of battery after relay K normally-closed contact K-1 with diode
D3 P poles are connected.
As shown in Fig. 2 chip drives protection circuit is by triode VT4, triode VT5, metal-oxide-semiconductor Q1, electric capacity C8, electric capacity
C9, electric capacity C10, electric capacity C11, slide rheostat RP1, resistance R15, resistance R16, resistance R17, resistance R18, resistance R19, resistance
R20, resistance R21, resistance R22, and resistance R23 compositions.
During connection, resistance R15 one end is connected with triode VT4 base stage, the other end after resistance R16 with triode
VT4 emitter stage is connected, and electric capacity C8 negative pole is connected with resistance R15 and resistance R16 tie point, positive pole and triode
VT4 emitter stage is connected, electric capacity C9 positive pole is connected with triode VT4 base stage, negative pole after resistance R19 with triode
VT4 colelctor electrode is connected, and electric capacity C10 positive pole is connected with electric capacity C9 negative pole, negative pole ground connection, electric capacity C11 positive pole warp
It is connected after resistance R17 with electric capacity C8 positive pole, negative pole is connected with triode VT5 base stage, resistance R18 one end and three poles
Pipe VT4 emitter stage is connected, the other end is connected with electric capacity C11 negative pole, electric capacity C20 one end and electric capacity C10 negative pole
Be connected, the other end is connected with triode VT5 emitter stage, resistance R21 one end is connected with triode VT5 emitter stage
Connect, drain electrode of the other end with metal-oxide-semiconductor Q1 after resistance R22 is connected, slide rheostat RP1 one end and electric capacity C11 positive pole
Be connected, the other end is connected with triode VT5 colelctor electrode, sliding end is connected with metal-oxide-semiconductor Q1 grid, resistance R20's
One end is connected with triode VT5 emitter stage, the other end is connected with electric capacity C10 positive pole, resistance R23 one end and MOS
Pipe Q1 source electrode is connected, the other end is connected with electric capacity C11 positive pole.
Wherein, input of the triode VT4 base stage as the chip drives protection circuit, resistance R21 and resistance R22's
Output end of the tie point as the chip drives protection circuit, triode VT4 base stage are connected with control chip U1 VCC pins
Connect, resistance R21 and resistance R22 tie point are connected with electric capacity C6 negative pole.
In use, if power supply is normal, control chip U1 obtains electric and OUT pin output end high level, so that three
Pole pipe VT2, triode VT3 and bidirectional thyristor VS1 are sequentially turned on, and relay K obtains electric, and relay K normally-closed contact K-1 breaks
Open, generator M and battery GB open circuits, system is waited for；And when power supply disconnects, circuit loses electric current supply, after
Electrical equipment K no currents are closed by, relay K normally-closed contact K-1 causes generator K to be turned on battery GB, so that
Generator M is actuated for powering.
Generator M can be selected generating set and replace.
The annexation of every component of the present invention is reasonable, to internal system member device when avoiding current fluctuation well
The influence of part, and then the safety in utilization of each component is preferably protected, the service life of system is improved, so as to very well
The prior art that overcomes need the defects of frequent maintenance is with repairing, substantially increase the using effect and use cost of system；
The system makes it have the ability of fast reaction, after substantially increasing power-off because of the reasonable connection between its every component
The efficiency that generator starts, further increase the using effect of system；By setting chip drives protection circuit fine
Influence of the reduction voltage pulsation to control chip U1, improve the accuracy of control chip U1 operations, while also preferably carry
High control chip U1 service life.
As described above, the present invention can be realized well.
Claims (5)
1. the standby dual power supply generator emergency starting system provided with chip drives protection circuit, it is characterised in that：Including control
Chip U1, positive pole is connected with control chip U1 TRIG pins and THRES pins simultaneously, negative pole and control chip U1 GND
The electric capacity C5 that pin is connected, positive pole is connected with control chip U1 CONT pins, negative pole is connected with electric capacity C5 negative pole
Electric capacity C6, the electric capacity C4 that negative pole is connected with electric capacity C5 positive pole, positive pole is connected after resistance R9 with electric capacity C5 negative pole,
The resistance R8 that one end is connected with electric capacity C4 positive pole, the other end is connected after resistance R10 with electric capacity C4 negative pole, with control
The chip drive circuit that chip U1 is connected, the two-supply circuit being connected with chip drive circuit, it is connected with control chip U1
The emergent decision circuitry connect, and the type for the chip drives protection circuit, wherein control chip U1 being connected with control chip U1
Number it is NE555；The two-supply circuit is by triode VT101, unidirectional thyristor VS101, positive pole after resistance R101 with three poles
The electric capacity C101 that pipe VT101 emitter stage is connected, negative pole is connected with triode VT101 base stage, is serially connected in triode
Resistance R104 between VT101 emitter stage and base stage, positive pole is connected with electric capacity C101 negative pole, negative pole is sequentially through resistance
Electric capacity C102, the N pole being connected after R103 and resistance R102 with electric capacity C101 positive pole and resistance R102 and resistance R103 company
The voltage-regulator diode D102 that contact is connected, negative pole is connected after resistance R105 with electric capacity C102 positive pole, positive pole and three poles
The electric capacity C103 that pipe VT101 colelctor electrode is connected, negative pole is connected with electric capacity C101 negative pole, positive pole are negative with electric capacity C103's
The electric capacity C104 that pole is connected, negative pole is connected after resistance R107 with electric capacity C103 positive pole, one end and electric capacity C103 are just
Resistance R107, the N pole that pole is connected, the other end is connected with electric capacity C104 negative pole is connected with electric capacity C103 negative pole, P poles
The voltage-regulator diode D101 being connected after resistance R106 with voltage-regulator diode D102 P poles, one end and electric capacity C104 negative pole
It is connected, the other end is connected after resistance R108 with voltage-regulator diode D102 P poles, sliding end and electric capacity C102 negative pole phase
The slide rheostat RP101 of connection, one end is connected with voltage-regulator diode D102 P poles, the other end and unidirectional thyristor VS101
The relay K101 that is connected of N poles, and P poles are connected with unidirectional thyristor VS101 control pole, N poles are through relay
The diode D103 compositions being connected after K101 normally-closed contact K101-1 with unidirectional thyristor VS101 P poles；Wherein, three pole
Pipe VT1 colelctor electrode is connected with unidirectional thyristor VS101 P poles, and voltage-regulator diode D102 P poles are through the normal of relay K101
The first power input of the two-supply circuit is formed after closed contact K101-2 with diode D103 P poles, triode VT101's
Emitter stage and voltage-regulator diode D102 P poles form the second source input of the two-supply circuit, voltage-regulator diode D102 P
Pole forms the power output end of the two-supply circuit after relay K101 normally-closed contact K101-2 with diode D103 N poles
And it is connected with chip drive circuit.
2. the standby dual power supply generator emergency starting system according to claim 1 provided with chip drives protection circuit,
It is characterized in that：The chip drives protection circuit is by triode VT4, triode VT5, metal-oxide-semiconductor Q1, one end and triode VT4
Base stage be connected, the resistance R15 that the other end is connected after resistance R16 with triode VT4 emitter stage, negative pole and resistance
The electric capacity C8 that R15 and resistance R16 tie point are connected, positive pole is connected with triode VT4 emitter stage, positive pole and triode
The electric capacity C9 that VT4 base stage is connected, negative pole is connected after resistance R19 with triode VT4 colelctor electrode, positive pole and electric capacity C9
Negative pole be connected, the electric capacity C10 of negative pole ground connection, positive pole is connected after resistance R17 with electric capacity C8 positive pole, negative pole and three poles
The electric capacity C11 that pipe VT5 base stage is connected, one end is connected with triode VT4 emitter stage, the other end and electric capacity C11 it is negative
The resistance R18 that pole is connected, one end is connected with electric capacity C10 negative pole, the other end is connected with triode VT5 emitter stage
Electric capacity C20, one end is connected with triode VT5 emitter stage, drain electrode of the other end with metal-oxide-semiconductor Q1 after resistance R22 is connected
Resistance R21, one end is connected with electric capacity C11 positive pole, the other end is connected with triode VT5 colelctor electrode, sliding end with
The slide rheostat RP1 that metal-oxide-semiconductor Q1 grid is connected, one end is connected with triode VT5 emitter stage, the other end and electric capacity
The resistance R20 that C10 positive pole is connected, and one end is connected with metal-oxide-semiconductor Q1 source electrode, the other end and electric capacity C11 positive pole
The resistance R23 compositions being connected；Wherein, input of the triode VT4 base stage as the chip drives protection circuit, resistance
Output end of R21 and resistance the R22 tie point as the chip drives protection circuit.
3. the standby dual power supply generator emergency starting system according to claim 2 provided with chip drives protection circuit,
It is characterized in that：The chip drive circuit is by triode VT1, and one end is connected with triode VT1 base stage, the other end is through electricity
The resistance R1 being connected after resistance R2 with triode VT1 colelctor electrode, colelctor electrode of the positive pole with triode VT1 after resistance R3 are connected
Connect, the electric capacity C1 that negative pole is connected after resistance R4 with triode VT1 emitter stage, the resistance R6, N being arranged in parallel with electric capacity C1
Pole is connected after resistance R7 with electric capacity C1 negative pole, the P poles sequentially base stage phase after resistance R5 and electric capacity C2 with triode VT1
The voltage-regulator diode D2 of connection, positive pole is connected with voltage-regulator diode D2 N poles, negative pole is extremely connected with voltage-regulator diode D2 P
Electric capacity C3, the P pole connect is connected with electric capacity C1 positive pole, the diode that N poles are connected with resistance R8 and resistance R10 tie point
D1, and one end is connected with diode D1 N poles, other end VCC pins and RESET pin phases with control chip U1 simultaneously
The resistance R11 compositions of connection；Wherein, electric capacity C2 negative pole is connected with electric capacity C3 negative pole, electric capacity C3 negative pole and electric capacity C5
Negative pole be connected, resistance R1 and resistance R2 tie point and electric capacity C2 negative pole form the input of the chip drive circuit and
It is connected with two-supply circuit.
4. the standby dual power supply generator emergency starting system according to claim 3 provided with chip drives protection circuit,
It is characterized in that：The emergent decision circuitry is by triode VT2, triode VT3, bidirectional thyristor VS1, generator M, one end with
The resistance R12 that control chip U1 OUT pins are connected, the other end is connected with triode VT2 base stage, positive pole and triode
The electric capacity C7 that VT2 base stage is connected, negative pole is connected with electric capacity C6 negative pole, one end are connected with triode VT3 colelctor electrode
Connect, the resistance R13 that the other end is connected with resistance R1 and resistance R2 tie point, one end is connected, separately with electric capacity C7 negative pole
Resistance R14, the N pole that one end is connected with triode VT3 emitter stage is connected with resistance R1 and resistance R2 tie point, P poles
The diode D3 being connected with electric capacity C7 negative pole, one end is connected with diode D3 N poles, the other end and bidirectional thyristor
The relay K that VS1 first electrode is connected, and positive pole is connected with generator M one end, negative pole is normal through relay K's
The battery GB compositions being connected after closed contact K-1 with the generator M other end；Wherein, triode VT2 emitter stage and three
Pole pipe VT3 base stage is connected, and triode VT2 colelctor electrode is connected with diode D2 N poles, triode VT3 emitter stage
It is connected with bidirectional thyristor VS1 control pole, bidirectional thyristor VS1 second electrode is connected with diode D3 P poles, stores
The negative pole of battery is connected after relay K normally-closed contact K-1 with diode D3 P poles.
5. the standby dual power supply generator emergency starting system according to claim 4 provided with chip drives protection circuit,
It is characterized in that：The base stage of the triode VT4 is connected with control chip U1 VCC pins, resistance R21 and resistance R22's
Tie point is connected with electric capacity C6 negative pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710983204.5A CN107733077A (en) | 2017-10-20 | 2017-10-20 | Standby dual power supply generator emergency starting system provided with chip drives protection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710983204.5A CN107733077A (en) | 2017-10-20 | 2017-10-20 | Standby dual power supply generator emergency starting system provided with chip drives protection circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107733077A true CN107733077A (en) | 2018-02-23 |
Family
ID=61212942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710983204.5A Pending CN107733077A (en) | 2017-10-20 | 2017-10-20 | Standby dual power supply generator emergency starting system provided with chip drives protection circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107733077A (en) |
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2017
- 2017-10-20 CN CN201710983204.5A patent/CN107733077A/en active Pending
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Application publication date: 20180223 |
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