CN109066966A - A kind of intelligence repairing system - Google Patents
A kind of intelligence repairing system Download PDFInfo
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- CN109066966A CN109066966A CN201811035092.1A CN201811035092A CN109066966A CN 109066966 A CN109066966 A CN 109066966A CN 201811035092 A CN201811035092 A CN 201811035092A CN 109066966 A CN109066966 A CN 109066966A
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- China
- Prior art keywords
- fuel cell
- switch
- control module
- module
- inverter
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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
- H02J9/062—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 for AC powered loads
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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
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/10—Applications of fuel cells in buildings
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The present invention relates to a kind of intelligence repairing systems, belong to technical field of electric equipment.The intelligence repairing system includes: JP cabinet and fuel cell power source comprising first input end, the second input terminal, the first control module, first communication device, first detection module, the second detection module and the breaker comprising switch, sub-gate control circuit and contacting controling circuit.In transformer-supplied, the first control module controls fuel cell power source when voltage value or current value are lower than the first preset value as the power supply of JP cabinet；And in the power system restoration of Circuit Fault on Secondary Transformer, the first control module controls fuel cell power source and is in not power supply state.When breaker is in "on" position, for the first control module when voltage value or current value are greater than the second preset value, control sub-gate control circuit makes switch be adjusted to disengaged position from the state of closing；And when breaker is in gate-dividing state, the first control module control contacting controling circuit makes switch be adjusted to the state of closing from disengaged position.
Description
Technical field
The invention belongs to technical field of electric equipment, and in particular to a kind of intelligence repairing system.
Background technique
JP cabinet be adapt to the standardization of countryside low-voltage electric distribution device, miniaturization, the requirement of outdoor type and the distribution that designs becomes
Depressor comprehensive distribution cabinet；It integrates the functions such as distribution, metering, protection.In order to avoid the equipment in JP cabinet break down into
And short circuit causes the generation of the situations such as fire, JP cabinet is fitted with breaker, to guarantee Electrical Safety.Breaker is pacified as electricity consumption
Important Components in complete can automatically cut off electric current after electric current is more than escape setting.After breaker overload trip, protect
Gate-dividing state is held, after needing electrician to check failure to scene, can be closed a floodgate, the efficiency of meeting extreme influence power station work.
Summary of the invention
In consideration of it, the purpose of the present invention is to provide a kind of intelligence repairing systems, to effectively improve the above problem, and
In the case that power supply grid breaks down, required emergency electric power is provided to load, is made to can effectively reduce because of power-off
At loss.
The embodiment of the present invention is achieved in that
The embodiment of the invention provides a kind of intelligence repairing systems, comprising: JP cabinet and fuel cell power source, the JP cabinet packet
It includes: first input end, the second input terminal, the first control module, first communication device, first detection module, the second detection
Module and breaker.The breaker includes: switch, the sub-gate control circuit connected with the switch and connects with the switch
Contacting controling circuit.The sub-gate control circuit, the contacting controling circuit, the first communication device, first inspection
It surveys module and second detection module is connect with first control module, the first communication device and fuel electricity
Pond power source communications, the first input end with the output power grid of Circuit Fault on Secondary Transformer for connecting, second input terminal
For being connect with the fuel cell power source.The first detection module is for detecting in first input end side line road
Voltage and current, and the first information that will test is transferred to first control module.Second detection module is for detecting
Voltage and current in the second input terminal side line road, and the second information that will test is transferred to the first control mould
Block.When the power grid of the Circuit Fault on Secondary Transformer is that the JP cabinet is powered, first control module is in the first information
Voltage value or current value be lower than the first preset value when, control the fuel cell power source be in for the JP cabinet power supply power supply
State, and then required emergency electric power is provided to load；And in the power system restoration of the Circuit Fault on Secondary Transformer, described first
Control module controls the fuel cell power source and is in not power supply state.When the breaker is in "on" position, the control
When voltage value or current value of the molding block in the first information or second information are greater than the second preset value, described in control
Sub-gate control circuit makes the switch be adjusted to disengaged position from the state of closing, and then the breaker is made to be in gate-dividing state；
And when the breaker is in the gate-dividing state, first control module is receiving monitor terminal through described first
Controlling the contacting controling circuit when combined floodgate request that communication device is sent makes the switch be adjusted to institute from the disengaged position
The state of closing is stated, and then the breaker is made to be in the "on" position.
In optional embodiment of the present invention, the fuel cell power source includes: fuel cell-powered module, the first inversion
Device, the second inverter, accessory power supply and converter；The fuel cell-powered module is connect with first inverter, described
First inverter is connect with second inverter and the converter respectively, and the accessory power supply and second inverter connect
It connects, the converter is also connect with the fuel cell-powered module and second inverter respectively, first inverter
It is also used to connect with power supply grid with second inverter；First inverter is used for the fuel cell-powered mould
It is load supplying that the electric power that block exports, which is converted into the exchange electricity output of 380V to the JP cabinet,；Second inverter is used for institute
The 380V AC conversion for stating the output of the first inverter is that direct current supplies electricity to the accessory power supply charging；And by the accessory power supply
The DC inverter exported be 380V exchange electricity output to the JP cabinet be load supplying；The converter is used for described first
The alternating current that inverter or second inverter export is converted to direct current electricity output to the fuel cell-powered module for power supply；
The fuel that the fuel cell-powered module is used to export fuel system is converted to power output to first inverter.
In optional embodiment of the present invention, the fuel cell-powered module includes: fuel cell case and is set to
Electric unit, fuel cell pack and fuel supply unit in the fuel cell case body, the fuel supply unit with it is described
Fuel cell pack is electrically connected with the fuel cell pack and the fuel supply unit respectively by piping connection, the electric unit
It connects；Fuel needed for the fuel supply unit is used to provide power generation for the fuel cell pack.
In optional embodiment of the present invention, the electric unit includes: routing inspection unit, the second control module, detection biography
Sensor, the first relay and secondary communication device, second control module are sensed with the routing inspection unit, the detection respectively
Device, first relay are connected with the secondary communication device, the secondary communication device also with the first communication device
Communication；The routing inspection unit is used to detect the operating voltage of each single battery in the fuel cell pack, and the electricity that will test
Pressure information is transferred to second control module；First relay is set to the output power line of the fuel cell pack
On, it is ensured that electrical isolation；The detection sensor is used to detect electric current and electricity on the output power line of the fuel cell pack
Pressure, monitors the working condition of the fuel cell pack.
In optional embodiment of the present invention, the sub-gate control circuit includes: first control circuit and buckle releaser, described
First control circuit is connect with first control module and the buckle releaser respectively, and the buckle releaser and the switch connect,
The first control circuit includes: first switch tube and fairing, and the first end of the first switch tube and described first are controlled
The connection of molding block, the second end of the first switch tube are connect with the fairing, the fairing and the buckle releaser
Connection, first control module controlled by controlling the conducting of the first switch tube buckle releaser make the switch from
The state of closing is adjusted to disengaged position to realize opening a sluice gate for the breaker.
In optional embodiment of the present invention, the first control circuit further include: the first protection circuit, described first protects
Protection circuit is connect with the first end of the first switch tube, for protecting the first switch tube.
In optional embodiment of the present invention, the first protection circuit includes: first resistor and first capacitor, and described the
One resistance and the first capacitor are in parallel, and one end of the first resistor is connect with the first end of the first switch tube, described
The other end of first resistor is grounded.
In optional embodiment of the present invention, the contacting controling circuit includes: second control circuit and motor, and described
Two control circuits are connect with first control module and the motor respectively, the motor and switch connection, and described the
Two control circuits include: second switch and the second relay, and the first end of the second switch and described first control mould
Block connection, the second end of the second switch connect with the coil of second relay, second relay it is normally opened
Contact is connect with the motor, and for the common of second relay for connecting to power supply, first control module is logical
It crosses and controls the conducting of the second switch and be connected to control the common with the normally opened contact, to drive the electricity
Machine rotation makes the switch be adjusted to described from the disengaged position to close state, and then realizes the combined floodgate of the breaker.
In optional embodiment of the present invention, the second control circuit further include: the second protection circuit, described second protects
Protection circuit is connect with the first end of the second switch, for protecting the second switch.
In optional embodiment of the present invention, the second protection circuit includes: second resistance and the second capacitor, and described the
Two resistance and second capacitor are in parallel, and one end of the second resistance is connect with the first end of the second switch, described
The other end of second resistance is grounded.
Intelligence repairing system provided in an embodiment of the present invention, comprising: JP cabinet and fuel cell power source.In Circuit Fault on Secondary Transformer
Power grid when being that JP cabinet is powered, if the voltage value or current value in the first information of first detection module detection are default lower than first
When value, the first control module control fuel cell power source is in the power supply state for the power supply of JP cabinet, and then to needed for load offer
Emergency electric power, thus can effectively reduce because power-off and caused by loss.When breaker is in "on" position, the first control
When voltage value or current value of the module in the first information or the second information are greater than the second preset value, control sub-gate control circuit makes
Switch is adjusted to disengaged position from the state of closing, and then breaker is made to be in gate-dividing state, to guarantee Electrical Safety；And disconnected
When road device is in gate-dividing state, the first control module is when receiving the combined floodgate request that monitor terminal is sent through first communication device
Control contacting controling circuit makes switch be adjusted to the state of closing from disengaged position, and then breaker is made to be in "on" position, thus
It avoids that electrician is needed to close a floodgate by hand to scene repeatedly in the case where there are overload situations, is greatly saved manpower and material resources, improves confession
Electrical efficiency.
Other features and advantages of the present invention will be illustrated in subsequent specification, also, partly be become from specification
It is clear that being understood by implementing the embodiment of the present invention.The objectives and other advantages of the invention can be by written
Specifically noted structure is achieved and obtained in specification, claims and attached drawing.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.By the way that shown in attached drawing, above and other purpose of the invention, feature and advantage will be more clear.In whole
Identical appended drawing reference indicates identical part in attached drawing.Attached drawing, emphasis deliberately are not drawn by actual size equal proportion scaling
It is to show the gist of the present invention.
Fig. 1 shows a kind of module diagram of intelligence repairing system provided in an embodiment of the present invention.
Fig. 2 shows the structural schematic diagrams of JP cabinet provided in an embodiment of the present invention.
Fig. 3 shows the structural schematic diagram of sub-gate control circuit provided in an embodiment of the present invention.
Fig. 4 shows the circuit diagram of first control circuit provided in an embodiment of the present invention.
Fig. 5 shows the structural schematic diagram of contacting controling circuit provided in an embodiment of the present invention.
Fig. 6 shows the circuit diagram of second control circuit provided in an embodiment of the present invention.
Fig. 7 shows a kind of structural schematic diagram of fuel cell power source provided in an embodiment of the present invention.
Fig. 8 shows a kind of structural schematic diagram of fuel cell-powered module provided in an embodiment of the present invention.
Fig. 9 shows the structural schematic diagram of fuel supply unit provided in an embodiment of the present invention.
Figure 10 shows the module diagram of electric unit provided in an embodiment of the present invention.
Icon: 100- intelligently repairs system；10-JP cabinet；11- first detection module；The second detection module of 12-；
The first control module of 13-；14- first communication device；15- breaker；151- sub-gate control circuit；1511- first is controlled
Circuit；15111- first switch tube；15112- fairing；15113- first protects circuit；1512- buckle releaser；152-
Contacting controling circuit；1521- second control circuit；15211- second switch；The first relay of 15212-；15213-
Two protection circuits；1522- motor；153- switch；20- fuel cell power source；The fuel cell-powered module of 21-；211- combustion
Expect Battery case；212- fuel supply unit；The first pipeline of 2121-；The second pipeline of 2122-；2123- hydrogen pressure reducing valve；
2124- solenoid valve；2125- check valve；213- fuel cell pack；214- electric unit；2141- routing inspection unit；
2142- detection sensor；The second control module of 2143-；The second relay of 2144-；2145- secondary communication device；22-
First inverter；The second inverter of 23-；24- accessory power supply；25- converter.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "inner",
The orientation or positional relationship of the instructions such as "outside" be based on the orientation or positional relationship shown in the drawings or the invention product use
When the orientation or positional relationship usually put, be merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion
Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this
The limitation of invention.In addition, term " first ", " second ", " third " etc. are only used for distinguishing description, and it should not be understood as instruction or dark
Show relative importance.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
The embodiment of the invention provides a kind of intelligence repairing systems 100, wrap as shown in Figure 1, this intelligently repairs system 100
It includes: JP cabinet 10 and fuel cell power source 20.Wherein, which includes: cabinet (not shown) and is set to the of box house
One detection module 11, the second detection module 12, the first control module 13, first communication device 14 and breaker 15.
It is provided with first input end (1 in Fig. 2) and the second input terminal (2 in Fig. 2) on the cabinet, described
One input terminal (1 in Fig. 2) with the output power grid of Circuit Fault on Secondary Transformer for connecting, and second input terminal is (in Fig. 2
2) for being connect with the fuel cell power source 20.I.e. when power supply grid is normal, it is by the output power grid of Circuit Fault on Secondary Transformer
The JP cabinet 10 is powered, and then required electric power is provided to load；In the case where power supply grid breaks down, by fuel cell
Power supply 20 is the JP cabinet 10 power supply, and then required emergency electric power is provided to load.Wherein, 3 in Fig. 2 are output terminal.
The first detection module 11 is used to detect the voltage and current in first input end side line road, that is, detects
Voltage and current in the output power grid of Circuit Fault on Secondary Transformer, and the first information that will test is transferred to first control module
13.Further, which includes: current transformer and voltage transformer.Current transformer becomes for detecting
Current information in depressor secondary side route, voltage transformer are used to detect the information of voltage in Circuit Fault on Secondary Transformer route.Its
In, the quantity of current transformer and the number of phases of power grid match, for example, when power grid is 4 line of three-phase, i.e. A phase, B phase, C phase
When with N line, the quantity of current transformer is 3, detects the electric current of each phase respectively；It is similar, the quantity of voltage transformer also with
The number of phases of power grid matches, for example, the quantity of voltage transformer is 3 when power grid is 4 line of three-phase, detects each phase respectively
Voltage.
Second detection module 12 is used to detect the voltage and current in the second input terminal side line road, that is, detects
Fuel cell power source 20 exports the voltage and current in power grid, and the second information that will test is transferred to first control module
13.Further, which includes: current transformer and voltage transformer.Current transformer is for fuel electricity
Pond power supply 20 exports the current information in power grid, and voltage transformer is used to detect the voltage in the output power grid of fuel cell power source 20
Information.Wherein, the quantity of current transformer and the number of phases of power grid match, for example, when power grid is 4 line of three-phase, i.e. A phase, B
When phase, C phase and N line, the quantity of current transformer is 3, detects the electric current of each phase respectively；Similar, the number of voltage transformer
Amount also matches with the number of phases of power grid, for example, the quantity of voltage transformer is 3 when power grid is 4 line of three-phase, examines respectively
Survey the voltage of each phase.
First control module 13 communicates mould with the first detection module 11, the second detection module 12, first respectively
Block and breaker 15 connect.When the power grid of the Circuit Fault on Secondary Transformer is that the JP cabinet 10 is powered, first control module
When 13 voltage value or current value in the first information is lower than the first preset value, i.e., in power supply grid failure, control institute
It states fuel cell power source 20 and is in the power supply state powered for the JP cabinet 10, and then the emergency electric power to needed for being provided offer；
And in the power system restoration of the Circuit Fault on Secondary Transformer, i.e., when voltage value or current value in the first information restore normal, institute
It states the first control module 13 and controls the fuel cell power source 20 in not power supply state.Meanwhile it being in the breaker 15
When "on" position, voltage value or current value of first control module 13 in the first information or second information are big
When the second preset value, controlling the sub-gate control circuit 151 makes the switch 153 be adjusted to disengaged position from the state of closing,
And then the breaker 15 is made to be in gate-dividing state；And when the breaker 15 is in the gate-dividing state, described first
Control module 13 controls the combined floodgate control when receiving the combined floodgate request that monitor terminal is sent through the first communication device 14
Circuit 152 processed makes the switch 153 be adjusted to described from the disengaged position to close state, and then is in the breaker 15
The "on" position.In addition, first control module 13 is also by the operating status of current JP cabinet 10, such as active power, idle function
Rate, the data such as 15 status information of power factor and breaker are sent to monitor terminal through first communication device 14, to manage
Personnel remotely check the real time data of current JP cabinet 10, know the power quality and operating status of the JP cabinet 10, accomplish to send out in advance
Existing, advanced processing avoids fault spread from causing more to lose.
Wherein, above-mentioned monitor terminal includes but is not limited to the equipment such as smart phone, PC (PC), tablet computer.
Wherein, first control module 13 can be a kind of IC chip, the processing capacity with signal.It is above-mentioned
The first control module 13 can be general processor, including central processing unit (Central Processing Unit,
CPU), network processing unit (Network Processor, NP) etc.；It can also be digital signal processor (Digital
Signal Processing, DSP), specific integrated circuit (Application Specific Integrated Circuit,
ASIC), ready-made programmable gate array (Field Programmable Gate Array, FPGA) or other programmable logic
Device, discrete gate or transistor logic, discrete hardware components.General processor can be microprocessor or this first
Control module 13 is also possible to any conventional processor etc..In this present embodiment, it is preferable that first control module 13 can be with
It is the models such as the processor of STM32 series, such as STM32F103C8T6, STM32F103VET6.
On the one hand, the first communication device 14 for realizing the first control module 13 and monitor terminal communication, into one
Step ground, voltage which can transmit the first control module 13, electric current, active power, reactive power, function
The data such as 15 status information of rate factor and breaker are transferred to monitor terminal；The control that monitor terminal can also be sent simultaneously
Instruction, such as reclosing command are sent to the first control module 13.On the other hand, the first communication device 14 is for realizing first
The communication of control module 13 and fuel cell power source 20, for example, voltage value or current value in the first information are lower than the
When one preset value, i.e., supply network exception when, send power request and instruct to fuel cell power source 20, to control fuel cell electricity
The power supply state that source 20 is in as the JP cabinet 10 power supply, and then the emergency electric power to needed for being provided offer；And in the change
When the power system restoration of depressor secondary side, sends not power request and instruct to fuel cell power source 20, to control the fuel cell
Power supply 20 is in not power supply state.
Wherein, as an implementation, which includes: wireless communication module.Wherein, described wireless
Communication module be NB-IoT module, LoRa module, WiFi module, ZigBee module, 3G module, 4G module or other have nothing
The device of line transfer function.For example, selecting SIM6320C, CEM631, CEM600, WIDEM8800, FWP103, K3G, WM9881
Etc. models 3G module.
The breaker 15 is connect with first control module 13, and breaker 15 is as important first device in Electrical Safety
Part can automatically cut off electric current after current or voltage is more than escape setting.Breaker 15 employed in the present embodiment is
The breaker for having automatic reclosing function.Further, referring again to Fig. 1, which includes: sub-gate control circuit
151, contacting controling circuit 152 and switch 153.The sub-gate control circuit 151 and the contacting controling circuit 152 are and institute
The connection of switch 153 is stated, by the state of control switch 153, that is, realizes the separating brake or combined floodgate of breaker 15.
Wherein, the sub-gate control circuit 151 is used to make the switch 153 from conjunction according to the control of the first control module 13
Upper state is adjusted to disengaged position to realize opening a sluice gate for the breaker 15.As shown in Figure 3.The sub-gate control circuit 151 packet
It includes: first control circuit 1511 and buckle releaser 1512.
The first control circuit 1511 is connect with first control module 13 and the buckle releaser 1512 respectively, institute
Buckle releaser 1512 is stated to connect with the switch 153.In this present embodiment, the first control circuit 1511 includes: first switch
Pipe 15111, fairing 15112 and the first protection circuit 15113.
The first end of the first switch tube 15111 is connect with first control module 13, the first switch tube
15111 second end is connect with the fairing 15112, and the fairing 15112 is connect with the buckle releaser 1512,
First control module 13 makes institute by controlling the conducting of the first switch tube 15111 to control the buckle releaser 1512
It states switch 153 and is adjusted to disengaged position from the state of closing to realize opening a sluice gate for the breaker 15.In this present embodiment, as schemed
Shown in 4, it is preferable that the first switch tube 15111 is NPN type triode Q1, and the fairing 15112 is rectifier diode
D1, the base stage of the triode Q1 are connect with first control module 13, and further, the base stage of triode Q1 also passes through
One current-limiting resistance is connect with the first control module 13, the emitter ground connection of the triode Q1, the collector of the triode Q1
It is connect with the anode tap of the rectifier diode D1.In addition, the both ends of the rectifier diode D1 are connect with buckle releaser 1512.
Wherein, in order to avoid first switch tube 15111 damages, which opens with described first
The first end connection of pipe 15111 is closed, further, the base of the first protection circuit 15113 and the first switch tube 15111
Extreme connection.In the present embodiment, as shown in figure 4, the first protection circuit 15113 includes: first resistor R1 and first capacitor C1.
The first resistor R1 and first capacitor C1 is in parallel, and the base stage of one end of the first resistor R1 and the triode Q2 connect
It connects, the other end ground connection of the first resistor R1.First capacitor C1 can effectively prevent voltage jump, absorb the mistake of kurtosis
Voltage, and first resistor R1 can play damping action, consume the energy of overvoltage, thus the oscillation of suppression circuit, in addition, should
First resistor R1 also absorbs the electric energy of first capacitor C1, prevents the discharge current of first capacitor C1 excessive, avoids opening first
Pipe 15111 is closed to cause to damage.
Wherein, the J1 in Fig. 4 is buckle releaser plug for connecting with buckle releaser 1512.
The contacting controling circuit 152 is used to make the switch 153 from described according to the control of the first control module 13
Disengaged position is adjusted to described and closes state, and then realizes the combined floodgate of the breaker 15.As shown in Figure 5.The shutting-brake control
Circuit 152 includes: second control circuit 1521 and motor 1522.
The second control circuit 1521 is connect with first control module 13 and the motor 1522 respectively, described
Motor 1522 is connect with the switch 153, and in this present embodiment, the second control circuit 1521 includes: second switch
15211, the first relay 15212 and the second protection circuit 15213.
The first end of the second switch 15211 is connect with first control module 13, the second switch
15211 second end is connect with the coil of first relay 15212, the normally opened contact of first relay 15212 with
The motor 1522 connects, and the common of first relay 15212 is for connecting to power supply, first control module
13 are connected by controlling the conducting of the second switch 15211 to control the common with the normally opened contact, thus
It drives the rotation of motor 1522 that the switch 153 is made to be adjusted to described from the disengaged position and closes state, and then realize institute
State the combined floodgate of breaker 15.In this present embodiment, as shown in Figure 6, it is preferable that the second switch 15211 is NPN type triode
Q2, the base stage of the triode Q2 are connect with first control module 13, and further, the base stage of triode Q2 is also logical
It crosses a current-limiting resistance to connect with the first control module 13, the emitter ground connection of the triode Q2, the current collection of the triode Q2
Pole is connect with the coil of first relay 15212.
Wherein, in order to avoid second switch 15211 damages, which opens with described second
The first end connection of pipe 15211 is closed, further, the base of the second protection circuit 15213 and the second switch 15211
Extreme connection.In the present embodiment, as shown in fig. 6, the second protection circuit 15213 includes: second resistance R2 and the second capacitor C2,
Its principle is identical as the first protection principle of circuit 15113, no longer burdensome herein.
Wherein, the J2 in Fig. 6 is motor plug, for connecting with motor 1522.
Wherein, above-mentioned fuel cell power source 20 is used to the fuel that fuel system (such as hydrogen system) exports being converted to electric power
Output, as an implementation, the fuel cell power source 20 are Proton Exchange Membrane Fuel Cells (Proton Exchange
Membrane Fuel Cell, PEMFC), as shown in fig. 7, the fuel cell power source 20 include: fuel cell-powered module 21,
First inverter 22, the second inverter 23, accessory power supply 24 and converter 25.
The fuel cell-powered module 21 is connect with first communication device 14, the first inverter 22 and converter 25 respectively,
And it is also used to connect with fuel system.The fuel that the fuel cell-powered module 21 is used to provide fuel system is converted to electricity
It can export, further, as shown in figure 8, the fuel cell-powered module 21 includes: fuel cell case 211 and is set to institute
State electric unit 214, fuel cell pack 213 and the fuel supply unit 212 in fuel cell case 211.Wherein, as one
The optional embodiment of kind, the fuel cell case 211 are sequentially installed with fuel supply unit 212, fuel cell from bottom to up
Heap 213 and electric unit 214, these parts are designed based on modular design concept, may insure to pacify in this way
The convenience of dress and the portability of module.It is installation in layer when installation, will not interferes with each other each other, especially
Electric unit 214 is set to the top of the fuel cell case 211 by ground, facilitates debugging.In addition, the fuel cell pack 213 with
Electric unit 214 is by insulating part installation insulated from each other, to realize electrical isolation.
Wherein, as an alternative embodiment, the fuel cell case 211 is rectangular parallelepiped structure, by sheet metal component group
It closes, steel plate thickness is 1.0 to 2.5mm.
By piping connection, which is used for the fuel supply unit 212 and the fuel cell pack 213
The fuel needed for power generation is provided for the fuel cell pack 213.Further, as shown in figure 9, the fuel supply unit 212
It include: the first pipeline 2121.One end of first pipeline 2121 with the fuel system (such as hydrogen system) for connecting, institute
The other end for stating the first pipeline 2121 is connect with the fuel cell pack 213, is provided with hydrogen on first pipeline 2121 and is subtracted
Pressure valve 2123, solenoid valve 2124 and check valve 2125.First pipeline 2121 is used as hydrogen supply line, due to being stored in hydrogen
Hydrogen in system is the gas of compression, needs to be depressured during conveying, which can will derive from
The secondary decompression of the high pressure hydrogen of hydrogen system is used at the low pressure hydrogen of 0.7bar for fuel cell pack 213.Further, it is also possible at this
Pressure gauge is set on first pipeline 2121, to detect the air pressure of hydrogen in current pipeline.
Wherein, as an alternative embodiment, as shown in figure 9, the fuel supply unit 212 further include: the second pipe
Road 2122.One end of second pipeline 2122 is used to connect with storage nitrogen unit, the other end of second pipeline 2122 and institute
The other end connection of the first pipeline 2121 is stated, is provided with solenoid valve 2124 and check valve 2125 on second pipeline 2122.It should
Second pipeline 2122 conduct nitrogen sparge tube road, to guarantee the durability of the fuel cell-powered module 21, further, when need
When wanting hydrogen source, second pipeline 2122 not supplying nitrogen, providing supply in hydrogen source is just to start nitrogen after hydrogen stops into heap
Work is swept in air-blowing, to guarantee that hydrogen source and source nitrogen are isolated always, so that the remaining hydrogen in the first pipeline 2121 is cleaned up,
To guarantee the durability of the fuel cell-powered module 21.Further, it is also possible to pressure gauge is set on second pipeline 2122, with
Detect the air pressure of nitrogen in current pipeline.
The fuel cell pack 213 and fuel supply unit 212 are by piping connection, as the fuel cell-powered module 21
Core cell, which is a series of single battery as made of stackings under the clamping action of two end plates
It is formed, the energy fuel for providing hydrogen system is converted to power output.
The electric unit 214 controls the operation of whole system, and as the control axis of the fuel cell power source 20, this is electrical
Unit 214 is connected respectively at fuel cell pack 213 and fuel supply unit 212.As shown in Figure 10, which includes:
Routing inspection unit 2141, the second control module 2143, detection sensor 2142, the second relay 2144 and secondary communication device
2145。
The routing inspection unit 2141 is connect with the second control module 2143, each in the fuel cell pack 213 for detecting
The operating voltage of single battery, and the information of voltage that will test is transferred to second control module 2143.
The detection sensor 2142 is connect with the second control module 2143, for detecting the defeated of the fuel cell pack 213
Electric current and voltage on power line out, and the current information and information of voltage that will test are transferred to the second control module 2143, with
Monitor the working condition of the fuel cell pack 213.Wherein, which is by voltage sensor, current sense
The sensors such as device are constituted, further, it is also possible to which temperature sensor is arranged to detect the temperature of the fuel cell pack 213.
Second relay 2144 is set on the output power line of the fuel cell pack 213, it is ensured that electrical isolation.Into one
Step ground, the common end of second relay 2144 are connect with the output power line of fuel cell pack 213, second relay 2144
Control terminal (coil) connect with the second control module 2143, the normally-closed contact of second relay 2144 and the first inverter 2
Input terminal connection, the normally opened contact ground connection.When the second relay 2144 is in first state, i.e. common end and normally-closed contact
When connection, the electric energy that fuel cell pack 213 generates can be exported to the first inverter 22, when the second relay 2144 is in second
When state, i.e., when common end is connected to normally opened contact, the electric energy that fuel cell pack 213 generates cannot be exported to the first inverter
22。
The control axis of second control module 2143 as whole system goes control such as sending control signal
The start and stop of the devices such as hydrogen pressure reducing valve 2123, solenoid valve 2124, the second relay 2144, for example, when detection sensor 2142 is examined
The voltage or electric current measured is deposited when abnormal, which controls the second relay 2144 and be at the second shape
State avoids component damage to guarantee Electrical Safety.In another example second control module 2143 is according to preset time period
The information for information of voltage and detection sensor 2142 detection that routing inspection unit 2141 is detected passes through secondary communication device 2145
It is transferred to peripheral equipment, so that manager understands current operating status in real time, notes abnormalities, avoids unnecessary in time
Loss.In addition, second control module 2143 is also stored with the starting strategy of entire power-supply system, shutdown strategy, alarm strategy
Etc. information.
Wherein, which can be a kind of IC chip, the processing capacity with signal.It is above-mentioned
The second control module 2143 can be general processor, including central processing unit (Central Processing Unit,
CPU), network processing unit (Network Processor, NP) etc.；It can also be digital signal processor (Digital
Signal Processing, DSP), specific integrated circuit (Application Specific Integrated Circuit,
ASIC), ready-made programmable gate array (Field Programmable Gate Array, FPGA) or other programmable logic
Device, discrete gate or transistor logic, discrete hardware components.General processor can be microprocessor or this second
Control module 2143 is also possible to any conventional processor etc..In this present embodiment, it is preferable that second control module 2143
It can be the models such as the processor of STM32 series, such as STM32F103C8T6, STM32F103VET6.
On the one hand, communication of the secondary communication device 2145 for the second control module 2143 and JP cabinet 10, i.e., by first
The control instruction (power request instruction or power request does not instruct) that control module 13 is sent through first communication device 14 is sent to
Second control module 2143；On the other hand, the information which sends the second control module 2143 is sent
To monitor terminal.For example, the information of voltage that the routing inspection unit 2141 that the second control module 2143 is sent is detected, and detection pass
The information that sensor 2142 detects is transferred to monitor terminal.
Wherein, which includes: wireless communication module.Wherein, the wireless communication module is WiFi
Module, ZigBee module, 3G module, 4G module or other have the device of wireless transmission function.For example, selecting
The 3G module of the models such as SIM6320C, CEM631, CEM600, WIDEM8800, FWP103, K3G, WM9881.
The input terminal of first inverter 22 is connect with battery power supply module, output end also respectively with the second inverter
23, the input terminal of converter 25 is connected with power supply grid.First inverter 22 is used for the fuel cell-powered module 21
The electricity output that exchanges that the electric power exported is converted into three-phase and four-line (ABC phase line with N line) 380V is supplied to the power supply grid for load
Electricity, wherein if only access any phase line and the zero curve in ABC phase line, the voltage of output is the alternating current of 220V, for example,
When accessing A phase and N line, voltage at this time is 220V alternating current.I.e. user can according to the demand of electricity consumption select be 380V friendship
The alternating current of galvanic electricity or 220V.Wherein, which is DC/AC inverter.
Second inverter 23 is connect with the first inverter 22, accessory power supply 24, converter 25 and power supply grid respectively.
Second inverter 23 is used to be that direct current supplies electricity to the auxiliary electricity by the 380V AC conversion that first inverter 22 exports
It charges in source 24；It and by the DC inverter that the accessory power supply 24 exports is that 380V exchange electricity output is to the power supply grid
Load supplying.Wherein second inverter 23 be two-way DC/AC inverter, also can the second inverter 23 alternating current can be converted
For direct current electricity output, direct current can also be converted to exchange electricity output.
The accessory power supply 24 is connect with the second inverter 23, starts the fuel cell power source 20 in case of emergency as load
When power supply, the voltage of the accessory power supply 24 output is converted to 380V alternating current powering load through the second inverter 23, while auxiliary
The electric power for helping power supply 24 to export is converted to direct current through the second inverter 23 and converter 25 as the confession of fuel cell-powered module 21
Electricity, so that 21 fuel cell electrifying startup of fuel cell-powered module generates electricity, after fuel cell-powered 21 normal power generation of module,
The electric power that fuel cell-powered module 21 exports at this time is converted into 380V alternating current powering load through the first inverter 22, this
When, accessory power supply 24 stops power supply at this time, is in charged state.
The input terminal of the converter 25 is connect with the first inverter 22 and the second inverter 23 respectively, output end and fuel
Battery power supply module 21 connects.What the converter 25 was used to export first inverter 22 or second inverter 23
Alternating current is converted to direct current electricity output and powers to the fuel cell power source 20, to safeguard 20 power supply module of fuel cell power source just
Often power supply required when work, for example, powering for the second control module 2143.Wherein, which can be the transformation of 24V
Device, i.e., the voltage of the direct current converted through the converter are 24V；The variator 15 is also possible to the converter of 12V, i.e.,
The voltage of the direct current converted through the converter is 12V.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of intelligence repairing system characterized by comprising JP cabinet and fuel cell power source, the JP cabinet include: first defeated
Enter terminal, the second input terminal, the first control module, first communication device, first detection module, the second detection module and open circuit
Device；The breaker includes: switch, the shutting-brake control with the sub-gate control circuit of the switch connection and with the switch connection
Circuit；The sub-gate control circuit, the contacting controling circuit, the first communication device, the first detection module and institute
It states the second detection module to connect with first control module, the first communication device and the fuel cell power source are logical
Letter, for connecting with the output power grid of Circuit Fault on Secondary Transformer, second input terminal is used for and institute the first input end
State fuel cell power source connection；
The first detection module is used to detect voltage and current in first input end side line road, and will test the
One information is transferred to first control module；
Second detection module is used to detect voltage and current in the second input terminal side line road, and will test the
Two information are transferred to first control module；
When the power grid of the Circuit Fault on Secondary Transformer is that the JP cabinet is powered, first control module is in the first information
Voltage value or current value be lower than the first preset value when, control the fuel cell power source be in for the JP cabinet power supply power supply
State, and then required emergency electric power is provided to load；And in the power system restoration of the Circuit Fault on Secondary Transformer, described first
Control module controls the fuel cell power source and is in not power supply state；
When the breaker is in "on" position, first control module is in the first information or second information
Voltage value or current value be greater than the second preset value when, control the sub-gate control circuit make it is described switch from close state adjustment
For disengaged position, and then the breaker is made to be in gate-dividing state；And when the breaker is in the gate-dividing state, institute
It states the first control module and controls the combined floodgate when receiving the combined floodgate request that monitor terminal is sent through the first communication device
Control circuit makes the switch be adjusted to described from the disengaged position to close state, and then the breaker is made to be in the conjunction
Lock state.
2. intelligence repairing system according to claim 1, which is characterized in that the fuel cell power source includes: fuel electricity
Pond power supply module, the first inverter, the second inverter, accessory power supply and converter；The fuel cell-powered module with it is described
The connection of first inverter, first inverter are connect with second inverter and the converter respectively, the auxiliary electricity
Source is connect with second inverter, the converter also respectively with the fuel cell-powered module and second inverter
Connection, first inverter and second inverter are also used to connect with power supply grid；
First inverter is used to convert the electric power of the fuel cell-powered module output to the exchange electricity output of 380V
It is load supplying to the JP cabinet；
Second inverter is used to the 380V AC conversion that first inverter exports be that direct current supplies electricity to the auxiliary
Power source charges；And by the DC inverter that the accessory power supply exports be 380V exchange electricity output to the JP cabinet be load supply
Electricity；
The converter is used to the alternating current that first inverter or second inverter export being converted to direct current defeated
Out to the fuel cell-powered module for power supply；
The fuel that the fuel cell-powered module is used to export fuel system is converted to power output to first inversion
Device.
3. intelligence repairing system according to claim 2, which is characterized in that the fuel cell-powered module includes: combustion
Material Battery case and electric unit, fuel cell pack and the fuel supply unit being set in the fuel cell case body, it is described
Fuel supply unit and the fuel cell pack by piping connection, the electric unit respectively with the fuel cell pack and institute
State fuel supply unit electrical connection；Fuel needed for the fuel supply unit is used to provide power generation for the fuel cell pack.
4. intelligence repairing system according to claim 3, which is characterized in that the electric unit includes: routing inspection unit, the
Two control modules, detection sensor, the first relay and secondary communication device, second control module respectively with the inspection
Unit, the detection sensor, first relay are connected with the secondary communication device, the secondary communication device also with
The first communication device communication；
The routing inspection unit is used to detect the operating voltage of each single battery in the fuel cell pack, and the voltage that will test
Information is transferred to second control module；
First relay is set on the output power line of the fuel cell pack, it is ensured that electrical isolation；
The detection sensor is used to detect the electric current and voltage on the output power line of the fuel cell pack, monitors the combustion
Expect the working condition of battery pile.
5. intelligence repairing system according to claim 1-4, which is characterized in that the sub-gate control circuit packet
Include: first control circuit and buckle releaser, the first control circuit connect with first control module and the buckle releaser respectively
It connecing, the buckle releaser and switch connection, the first control circuit includes: first switch tube and fairing, and described the
The first end of one switching tube is connect with first control module, and the second end of the first switch tube and the fairing connect
It connects, the fairing is connect with the buckle releaser, the conducting that first control module passes through the control first switch tube
The switch is set to be adjusted to disengaged position from the state of closing to realize opening a sluice gate for the breaker to control the buckle releaser.
6. intelligence repairing system according to claim 5, which is characterized in that the first control circuit further include: first
Circuit is protected, the first protection circuit is connect with the first end of the first switch tube, for protecting the first switch tube.
7. intelligence repairing system according to claim 6, which is characterized in that the first protection circuit includes: the first electricity
Resistance and first capacitor, the first resistor and the first capacitor are in parallel, one end of the first resistor and the first switch
The first end of pipe connects, the other end ground connection of the first resistor.
8. intelligence repairing system according to claim 1-4, which is characterized in that the contacting controling circuit packet
Include: second control circuit and motor, the second control circuit are connect with first control module and the motor respectively, institute
It states motor and the switch connects, the second control circuit includes: second switch and the second relay, the second switch
The first end of pipe is connect with first control module, the coil of the second end of the second switch and second relay
Connection, the normally opened contact of second relay are connect with the motor, and the common of second relay is used for and electricity
Source connection, first control module controlled by controlling the conducting of the second switch common and it is described often
Contact conducting is opened, so that driving the motor rotation that the switch is made to be adjusted to described from the disengaged position closes state, into
And realize the combined floodgate of the breaker.
9. intelligence repairing system according to claim 8, which is characterized in that the second control circuit further include: second
Circuit is protected, the second protection circuit is connect with the first end of the second switch, for protecting the second switch.
10. intelligence repairing system according to claim 9, which is characterized in that the second protection circuit includes: the second electricity
Resistance and the second capacitor, the second resistance and second capacitor are in parallel, one end of the second resistance and the second switch
The first end of pipe connects, the other end ground connection of the second resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811035092.1A CN109066966A (en) | 2018-09-05 | 2018-09-05 | A kind of intelligence repairing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811035092.1A CN109066966A (en) | 2018-09-05 | 2018-09-05 | A kind of intelligence repairing system |
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| CN109066966A true CN109066966A (en) | 2018-12-21 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202363958U (en) * | 2011-11-23 | 2012-08-01 | 南京禾浩通信科技有限公司 | Backup power supply control system based on fuel battery |
| CN106787139A (en) * | 2016-12-27 | 2017-05-31 | 北京有色金属研究总院 | A kind of hydrogen-preparing hydrogen-storing backup power system of fuel cell for communication base station |
| CN107565685A (en) * | 2017-09-21 | 2018-01-09 | 泰豪科技股份有限公司 | A kind of power output control method and device |
| CN107994643A (en) * | 2017-12-21 | 2018-05-04 | 新源动力股份有限公司 | A kind of fuel cell power source and battery power supply system |
| CN108092411A (en) * | 2018-01-23 | 2018-05-29 | 河南丰源电力科技有限公司 | A kind of monitor control system |
-
2018
- 2018-09-05 CN CN201811035092.1A patent/CN109066966A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202363958U (en) * | 2011-11-23 | 2012-08-01 | 南京禾浩通信科技有限公司 | Backup power supply control system based on fuel battery |
| CN106787139A (en) * | 2016-12-27 | 2017-05-31 | 北京有色金属研究总院 | A kind of hydrogen-preparing hydrogen-storing backup power system of fuel cell for communication base station |
| CN107565685A (en) * | 2017-09-21 | 2018-01-09 | 泰豪科技股份有限公司 | A kind of power output control method and device |
| CN107994643A (en) * | 2017-12-21 | 2018-05-04 | 新源动力股份有限公司 | A kind of fuel cell power source and battery power supply system |
| CN108092411A (en) * | 2018-01-23 | 2018-05-29 | 河南丰源电力科技有限公司 | A kind of monitor control system |
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