CN207410058U - A kind of storage batteries of transformer substation group charge-discharge control system based on capacity monitoring - Google Patents
A kind of storage batteries of transformer substation group charge-discharge control system based on capacity monitoring Download PDFInfo
- Publication number
- CN207410058U CN207410058U CN201721264244.6U CN201721264244U CN207410058U CN 207410058 U CN207410058 U CN 207410058U CN 201721264244 U CN201721264244 U CN 201721264244U CN 207410058 U CN207410058 U CN 207410058U
- Authority
- CN
- China
- Prior art keywords
- module
- control system
- storage batteries
- transformer substation
- discharge control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model is related to a kind of storage batteries of transformer substation group charge-discharge control systems based on capacity monitoring, the system comprises voltage sample modules, current sampling module, signal conditioning circuit, microprocessor, electric discharge adjustment module, PTC resistor, communication module, host computer and charger, the voltage sample module and current sampling module are respectively connected with accumulator group and signal conditioning circuit, the microprocessor respectively with signal conditioning circuit, electric discharge adjustment module, charger is connected with communication module, the electric discharge adjustment module is connected by PTC resistor with accumulator group, the communication module is connected with host computer.Compared with prior art, the utility model has many advantages, such as that charging process safety, discharge process are steady and are controlled convenient for staff.
Description
Technical field
The utility model is related to Substation control field, more particularly, to a kind of storage batteries of transformer substation based on capacity monitoring
Group charge-discharge control system.
Background technology
Accumulator is indispensable equipment in straight-flow system, and this power supply is widely used in substation.It is straight when normal
Accumulator group in streaming system is in floating charging stand-by state, and when alternating current dead electricity, accumulator carries rapidly to accident load
For energy.Such as all kinds of straightway pumps, emergency lighting, exchange uninterruption power source, forced outage, breaker breaker tripping and closing, while also must
Must for forced outage when the loads such as control, signal, automatic device, protective device and communication electric power is provided.Obviously lost in exchange
Under the accident condition of electricity, accumulator should be used as the stand-by power source of substation.Accumulator is usually used in the straight-flow system of substation
Group in order to ensure the stabilization of work of transformer substation, needs periodically to carry out charge and discharge to accumulator group, to keep the normal work of accumulator group
Make.
Patent CN205565901U discloses a kind of storage batteries of transformer substation group intelligent management system, by with direct-current supervision system
It unites compatible, can realize the electric current and voltage value of monitoring accumulator group, and carry out charge and discharge test, although however the system
It can realize the monitoring to accumulator group, can not but carry out the control of essence to the charge and discharge process of accumulator group according to monitoring result
System ensures safe charging and steady electric discharge.
Utility model content
The purpose of this utility model is to provide a kind of storage batteries of transformer substation group based on capacity monitoring regarding to the issue above to fill
Discharge control system.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of storage batteries of transformer substation group charge-discharge control system based on capacity monitoring, the system comprises voltage sample moulds
Block, current sampling module, signal conditioning circuit, microprocessor, electric discharge adjustment module, PTC resistor, communication module, host computer and
Charger, the voltage sample module and current sampling module are respectively connected with accumulator group and signal conditioning circuit, described
Microprocessor is connected respectively with signal conditioning circuit, electric discharge adjustment module, charger and communication module, the electric discharge adjustment module
It is connected by PTC resistor with accumulator group, the communication module is connected with host computer.
The current sampling module includes the first range current sample component and the second range current sample component, and described the
One range current sample component and the second range current sample modules in parallel respectively connect with Combined storage battery signal conditioning circuit
It connects.
The first range current sample component includes the first range current transformer, the first signal amplification circuit and first
Current sample chip.
The second range current sample component includes the second range current transformer, secondary signal amplifying circuit and second
Current sample chip.
The current range of the first range current sample component is less than the current range of the second range current sample component.
The electric discharge adjustment module includes power driving circuit, photoelectric coupling circuit and the IGBT pipe being sequentially connected in series, described
Power driving circuit is connected with microprocessor, and the IGBT pipes are connected with PTC resistor.
The communication module includes wired communication part and wireless communication assembly, the wire communication component and wireless telecommunications
Component is respectively connected with microprocessor and host computer.
The wire communication component includes RJ45 interface circuits and Ethernet connecting line, and the microprocessor passes sequentially through
RJ45 interface circuits and Ethernet connecting line are connected with host computer.
The wireless communication assembly includes the first wireless signal transceiver and second wireless singal transceiver, first nothing
Line signal transceiver is connected with microprocessor, and the second wireless singal transceiver is connected with host computer.
Compared with prior art, the utility model has the advantages that：
(1) the utility model proposes control system, pass through voltage sample module, current sampling module and signal tune first
The cooperation between circuit is managed, the acquisition to voltage and charging and discharging currents in accumulator group is realized, so that microprocessor passes through
Calculating can be monitored the capacity in accumulator group, according to monitoring result, to control charger and electric discharge adjustment module real
Now to the charge and discharge control of accumulator group, ensure safe charging and steady electric discharge, on the other hand pass through communication module and host computer
Connection, can store data and the charge status of accumulator group is visualized, be checked convenient for staff
And operation.
(2) current sampling module employs the first range current sample component and the second range current sample component is matched somebody with somebody
It closes, and the current range of the first range current sample component is less than the second range current sample component, so overcomes small-range
The shortcomings that range ability of current transformer is inadequate, and the range accuracy of wide range current transformer is inadequate, is combined by the two,
The current measurement of high precision wide range is realized, so as to also improve the control accuracy of follow-up charge and discharge control.
(3) first and second range electric currents using component by sequentially connected current transformer, signal amplifier and
Current sample chip is realized, is amplified the current signal of acquisition by signal amplifier, avoid due to noise is excessive and caused by
Current sample distortion, improves sampling precision.
(4) adjustment module of discharging includes power driving circuit, photoelectric coupling circuit and the IGBT pipe being sequentially connected in series, microprocessor
Device drives photoelectric coupling circuit to work after the electric discharge instruction of host computer transmission is received, by power driving circuit, then passes through
Optocoupler promotes IGBT pipes PTC resistor to be controlled to carry out switching, so as to adjust the discharge current of accumulator group, according to electric power regulation
Realize electric current continuously adjust and constant current output, pass through adjustment module of discharging, it is ensured that in discharge process, accumulator group
Electric current output is stablized, and ensure that the safety of system.
(5) communication module includes wired communication part and wireless communication assembly, ensures host computer by wire communication component
The temperature that information is transmitted between microprocessor, and the setting of wireless communication assembly can extend communication distance, increase system
Flexibility expands the use scope of system.
Description of the drawings
Fig. 1 is the structure diagram of the storage batteries of transformer substation group charge-discharge control system based on capacity monitoring；
Fig. 2 is the structure diagram of current sampling module；
Fig. 3 is the structure diagram of electric discharge adjustment module；
Wherein, 1 is accumulator group, and 2 be voltage sample module, and 3 be current sampling module, and 4 be signal conditioning circuit, and 5 are
Microprocessor, 6 be communication module, and 7 be host computer, and 8 be electric discharge adjustment module, and 9 be PTC resistor, and 10 be charger, and 31 be first
Range current transformer, 32 be the first signal amplification circuit, and 33 be the first current sample chip, and 34 be the second range Current Mutual Inductance
Device, 35 be secondary signal amplifying circuit, and 36 be the second current sample chip, and 81 be power driving circuit, and 82 be photoelectric coupling electricity
Road, 83 manage for IGBT.
Specific embodiment
The utility model is described in detail in the following with reference to the drawings and specific embodiments.The present embodiment is with the utility model
Implemented premised on technical solution, give detailed embodiment and specific operating process, but the guarantor of the utility model
Shield scope is not limited to following embodiments.
As shown in Figure 1, for a kind of storage batteries of transformer substation group charge-discharge control system based on capacity monitoring, adopted including voltage
Egf block 2, current sampling module 3, signal conditioning circuit 4, microprocessor 5, electric discharge adjustment module 8, PTC resistor 9, communication module
6th, host computer 7 and charger 10, voltage sample module 2 and current sampling module 3 are respectively electric with accumulator group 1 and signal condition
Road 4 connects, and microprocessor 5 is connected respectively with signal conditioning circuit 4, electric discharge adjustment module 8, charger 10 and communication module 6, is put
Electric adjustment module 8 is connected by PTC resistor 9 with accumulator group 1, and communication module 6 is connected with host computer 7.
Wherein, as shown in Fig. 2, current sampling module 3 includes the first range current sample component and the second range electric current is adopted
Sample component, the first range current sample component and the second range current sample modules in parallel respectively close signal with accumulator group 1
Modulate circuit 4 connects.First range current sample component includes the first range current transformer 31, the first signal amplification circuit 32
With the first current sample chip 33.Second range current sample component includes the second range current transformer 34, secondary signal is put
35 and second current sample chip 36 of big circuit.The current range of first range current sample component is adopted less than the second range electric current
The current range of sample component.
Electric discharge adjustment module 8 is illustrated in figure 3, including power driving circuit 81, the photoelectric coupling circuit 82 being sequentially connected in series
With IGBT pipes 83, power driving circuit 81 is connected with microprocessor 5, and IGBT pipes 83 are connected with PTC resistor 9.
In the present embodiment, communication module 6 includes wired communication part and wireless communication assembly, wire communication component and wireless
Communication part is respectively connected with microprocessor 5 and host computer 7.Wire communication component includes RJ45 interface circuits and Ethernet connects
Wiring, microprocessor 5 passes sequentially through RJ45 interface circuits and Ethernet connecting line is connected with host computer 7.Wireless communication assembly bag
The first wireless signal transceiver and second wireless singal transceiver are included, the first wireless signal transceiver is connected with microprocessor 5, the
Two wireless signal transceivers are connected with host computer 7.
The voltage that the present embodiment proposes mainly includes voltage sensor using module.
The operation principle of the system is as follows, and voltage sample module 2 and current sampling module 3 gather accumulator group 1 first
Voltage and current information, and it is filtered and the operations such as analog-to-digital conversion by signal conditioning circuit 4, hence into micro-
Processor 5, microprocessor 5 is calculated according to the voltage and current information received, and result of calculation is passed through communication module 6
It is uploaded in host computer 7, host computer 7 judges whether accumulator group 1 needs progress charge and discharge electrically operated according to result of calculation, if needed
It charges, then by microcontroller charger 10 is controlled to carry out charging operations to accumulator group 1, and stop filling when reaching threshold value
Electricity is with anti-overcharge, if necessary to discharge, then drives 82 work of photoelectric coupling circuit using power driving circuit 81 by microcontroller
Make, then IGBT pipes 83 are promoted PTC resistor 9 to be controlled to carry out switching by optocoupler, so as to electric to adjust the electric discharge of accumulator group 1
Stream, according to electric power regulation realize electric current continuously adjust and constant current output, pass through adjustment module 8 of discharging, it is ensured that discharging
In the process, the electric current output of accumulator group 1 is stablized.By above-mentioned sequence of operations, finally realize safe charging and steadily put
Electricity ensure that the safety and stability of accumulator group 1.
Claims (9)
1. a kind of storage batteries of transformer substation group charge-discharge control system based on capacity monitoring, which is characterized in that the system comprises
Voltage sample module, current sampling module, signal conditioning circuit, microprocessor, electric discharge adjustment module, PTC resistor, communication mould
Block, host computer and charger, the voltage sample module and current sampling module are respectively electric with accumulator group and signal condition
Road connects, and the microprocessor is connected respectively with signal conditioning circuit, electric discharge adjustment module, charger and communication module, described
Electric discharge adjustment module is connected by PTC resistor with accumulator group, and the communication module is connected with host computer.
2. the storage batteries of transformer substation group charge-discharge control system according to claim 1 based on capacity monitoring, feature exist
In the current sampling module includes the first range current sample component and the second range current sample component, first amount
Journey current sample component and the second range current sample modules in parallel, are respectively connected with Combined storage battery signal conditioning circuit.
3. the storage batteries of transformer substation group charge-discharge control system according to claim 2 based on capacity monitoring, feature exist
In the first range current sample component includes the first range current transformer, the first signal amplification circuit and the first electric current
Sampling A/D chip.
4. the storage batteries of transformer substation group charge-discharge control system according to claim 2 based on capacity monitoring, feature exist
In the second range current sample component includes the second range current transformer, secondary signal amplifying circuit and the second electric current
Sampling A/D chip.
5. the storage batteries of transformer substation group charge-discharge control system according to claim 2 based on capacity monitoring, feature exist
In the current range of the first range current sample component is less than the current range of the second range current sample component.
6. the storage batteries of transformer substation group charge-discharge control system according to claim 1 based on capacity monitoring, feature exist
In the electric discharge adjustment module includes power driving circuit, photoelectric coupling circuit and the IGBT pipe being sequentially connected in series, and the power drives
Dynamic circuit is connected with microprocessor, and the IGBT pipes are connected with PTC resistor.
7. the storage batteries of transformer substation group charge-discharge control system according to claim 1 based on capacity monitoring, feature exist
In the communication module includes wired communication part and wireless communication assembly, the wire communication component and wireless communication assembly
Respectively it is connected with microprocessor and host computer.
8. the storage batteries of transformer substation group charge-discharge control system according to claim 7 based on capacity monitoring, feature exist
In the wire communication component includes RJ45 interface circuits and Ethernet connecting line, and the microprocessor passes sequentially through RJ45 and connects
Mouth circuit and Ethernet connecting line are connected with host computer.
9. the storage batteries of transformer substation group charge-discharge control system according to claim 7 based on capacity monitoring, feature exist
In the wireless communication assembly includes the first wireless signal transceiver and second wireless singal transceiver, first wireless communication
Number transceiver is connected with microprocessor, and the second wireless singal transceiver is connected with host computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721264244.6U CN207410058U (en) | 2017-09-28 | 2017-09-28 | A kind of storage batteries of transformer substation group charge-discharge control system based on capacity monitoring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721264244.6U CN207410058U (en) | 2017-09-28 | 2017-09-28 | A kind of storage batteries of transformer substation group charge-discharge control system based on capacity monitoring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207410058U true CN207410058U (en) | 2018-05-25 |
Family
ID=62407051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721264244.6U Active CN207410058U (en) | 2017-09-28 | 2017-09-28 | A kind of storage batteries of transformer substation group charge-discharge control system based on capacity monitoring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207410058U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107579569A (en) * | 2017-09-28 | 2018-01-12 | 国网上海市电力公司 | A kind of storage batteries of transformer substation group charge-discharge control system based on capacity monitoring |
-
2017
- 2017-09-28 CN CN201721264244.6U patent/CN207410058U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107579569A (en) * | 2017-09-28 | 2018-01-12 | 国网上海市电力公司 | A kind of storage batteries of transformer substation group charge-discharge control system based on capacity monitoring |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201628762U (en) | Overall characteristic test system of DC power supply | |
| CN204271704U (en) | Based on the batteries management system of CAN | |
| CN106427638A (en) | Intelligent power distribution quick charger and control method thereof | |
| CN206141356U (en) | Intelligence power distribution quick charger | |
| CN203377624U (en) | Communication lithium iron phosphate battery remote communication alarm device | |
| CN107359676A (en) | A kind of online charge and discharge control of battery and capacity check system and method | |
| CN104167800A (en) | Lithium battery management system and method capable of expanding communication standby power supply | |
| CN208767836U (en) | A kind of battery management system | |
| CN207410058U (en) | A kind of storage batteries of transformer substation group charge-discharge control system based on capacity monitoring | |
| CN110658465A (en) | Cadmium-nickel battery management system | |
| CN110854954A (en) | Intelligent scheduling system and scheduling method for battery cluster of energy storage system | |
| CN205070589U (en) | Multi -functional ACDC converting means | |
| CN104333082B (en) | Distributed power source on-line maintenance system and method | |
| CN210181805U (en) | Traffic signal lamp live wire open circuit monitoring device and monitoring circuit | |
| CN106405408A (en) | Monitoring device for preventing direct-current reverse mode operation power losing and detection method thereof | |
| CN104198953A (en) | Two-way operational testing system and method for electric automobile charge-discharge device | |
| CN115514067B (en) | Energy storage battery pack management system device | |
| CN207977776U (en) | A kind of DC power cabinet | |
| CN213817309U (en) | Online monitoring and voltage-sharing device for series battery pack | |
| CN107579569A (en) | A kind of storage batteries of transformer substation group charge-discharge control system based on capacity monitoring | |
| CN102969754B (en) | Storage battery pack connection circuit and intelligent storage battery pack | |
| CN206292364U (en) | Anti- direct current falls mode and operates the monitoring device of dead electricity | |
| CN203812997U (en) | Accumulator remote maintenance system | |
| CN108777498B (en) | Super capacitor charging device with intelligent rapid equalization function | |
| CN203119627U (en) | Intelligent comprehensive management system of base station power supply |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |