CN206559115U - A kind of fast charger of lead-acid accumulator for mine use high-frequency intelligent - Google Patents
A kind of fast charger of lead-acid accumulator for mine use high-frequency intelligent Download PDFInfo
- Publication number
- CN206559115U CN206559115U CN201621357017.3U CN201621357017U CN206559115U CN 206559115 U CN206559115 U CN 206559115U CN 201621357017 U CN201621357017 U CN 201621357017U CN 206559115 U CN206559115 U CN 206559115U
- Authority
- CN
- China
- Prior art keywords
- insulated gate
- gate bipolar
- bipolar transistor
- bridge
- control system
- 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.)
- Expired - Fee Related
Links
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model is related to charger field, especially a kind of fast charger of lead-acid accumulator for mine use high-frequency intelligent, including general control system, the first control system, the second control system, the 3rd control system, PWM rectifier, two-way DC/DC current transformers, two-way H bridge inverters I, two-way H bridge inverters II and high frequency transformer.The utility model beneficial effect：With high frequency, totally digitilized technology, realize charging and discharging function, discharge and recharge, which is combined, significantly more efficient to realize various charging methods, realize the fast charging and discharging to lead-acid accumulator, automatically two kinds of input voltage grades of AC380/660V are taken into account, it can be charged to the intelligent accummulatorization of all specifications, extend the service life and service efficiency of battery, the discharging function having, avoid the waste of the energy, energy-conserving and environment-protective are realized, the explosion insulation performance and usage safety performance of whole product is improved, while having very strong practicality.
Description
Technical field
The utility model is related to charger field, and especially a kind of lead-acid accumulator for mine use high-frequency intelligent charges soon
Device.
Background technology
In colliery to lead acid battery charge, it is necessary to according to the voltage class of lead-acid accumulator, capacity, battery situation itself
（Newness degree）, take different charging modes；Also need to improve the service life of colliery lead-acid accumulator, improve colliery charging
Technology is filled in operating efficiency and use soon.According to the actual application background in colliery, in short, lead-acid accumulator for mine use high frequency intelligence
Energy charger should have following requirement：(1) capacity of charger should be not less than 55kW, and maximum charging current is 120A, and 0-
120A continuously adjustabes are exported；(2) battery charging of all specifications can be given, the charging voltage of intelligent charger output should
Can be continuously adjustable between DC 0V~DC550V；(3) charger will adapt to two kinds of input electricity of AC380V/AC660 automatically
Pressure；(4) consider lead-acid batteries charging modes requirement, charger can constant pressure can realize multisection type constant-current charge again,
Can automatically again can be manual powered.When manual powered, charging modes be may be selected, and charging curve can be set；It is adaptive during automatic charging
Should can not lead acid storage battery group automatically select charging modes；（6）Automatically the adaptability of underground power supply used net voltage pulsation is adapted to；
（7）Charger has to be filled and fast discharging function soon；（8）Charger is reliable, and equipment volume is small, light weight, is easy to movement, fortune
Defeated and maintenance.
Current underground coal mine charger has two kinds of charging modes.The first charging scheme, input Industrial Frequency Transformer adds brilliant lock
Pipe phase control charger plan as shown in figure 1, be it is a kind of typical hand over-it is straight（AC/DC）Voltage transformation mode.The system is present
Outstanding problem be：Firstth, charging voltage pulsation is larger, damages battery；Secondth, volume is big and weight weight, plus flameproof enclosure
Quality weight（750 more than kg）；3rd, charge mode is rough, can not fully achieve intelligent charge, is easily caused charging current mistake
Greatly, serious, Electrode ageing deformation of battery overheat etc., causes the life-span of battery to shorten dramatically；4th, charging electricity can not be realized
Stream and the charging operating mode of battery tension adaptively；5th, it can not realize to battery discharging and charging quickly technology；6th, no
Two kinds of input voltages of AC380V/AC660 can be adapted to automatically, fitted by changing the mode of connection of power input transformer primary side winding
Answer.
Second of charging method, as shown in Figures 2 and 3, uses uncontrollable rectification --- H bridge inverters --- high frequency
--- plumbic acid of fast recovery rectifier stores battery high-frequency intelligent charging system or uncontrollable rectification --- copped wave --- H bridges to transformer
The lead-acid accumulator high-frequency intelligent charging system of inverter --- high frequency transformer --- fast recovery rectifier, the protrusion that the system is present
Problem is：Firstth, intelligent charger adapts to AC380/660V voltage class automatically and the charging voltage of intelligent charger output should
This continuously adjustable between DC 0V~DC550V can not can take into account；Secondth, when power supply grid fluctuation ratio is larger,
Output charging voltage is difficult to continuously adjustabe between DC 0V~DC550V；3rd, it can not realize and give battery repid discharge；The
4th, it is difficult to quick charge；Therefore the research fast charger of lead-acid accumulator for mine use high-frequency intelligent is significantly phase
Treat.
Therefore, it is necessary to propose a kind of fast charger of lead-acid accumulator for mine use high-frequency intelligent for above mentioned problem.
Utility model content
The utility model purpose is to overcome that of the prior art not enough there is provided a kind of lead-acid accumulator for mine use high frequency intelligence
Can fast charger.
In order to solve the above-mentioned technical problem, the utility model is to be achieved through the following technical solutions：
A kind of fast charger of lead-acid accumulator for mine use high-frequency intelligent, including general control system, the first control system, second
Control system, the 3rd control system, PWM rectifier, two-way DC/DC current transformers, two-way H bridge inverters I, two-way H bridge inverters
II and high frequency transformer, the general control system by fieldbus respectively with the first control system, the second control system and
Three control systems are interconnected, and first control system is connected with PWM rectifier, second control system and two-way DC/
DC current transformers are connected, and the 3rd control system is connected with two-way H bridge inverters I and two-way H bridge inverters II respectively, described double
It is connected to H bridge inverters I by high frequency transformer with two-way H bridge inverters II.
Preferably, the PWM rectifier includes input inductance L1, filtration module, three phase inverter bridge and filtering Support Capacitor
E1。
Preferably, the input inductance L1One end access three phase network, the input inductance L1The other end access three
The three-phase alternating current end connection of phase inverter bridge, the three-phase inverter bridge DC terminal connection filtering Support Capacitor E1。
Preferably, one end of the filtration module is respectively connected to the three-phase alternating current end of three phase inverter bridge, the filtration module
By filter inductance E2Pass through electric capacity C1Closure series connection.
Preferably, the two-way DC/DC current transformers include insulated gate bipolar transistor VT7, insulated gate bipolar crystal
One end of the first electric capacity, institute are accessed in pipe VT8, the 3rd inductance and the second electric capacity, one end of the insulated gate bipolar transistor VT7
The other end for stating insulated gate bipolar transistor VT7 is respectively connected to one end and the insulated gate bipolar transistor VT8 of the 3rd inductance
One end, connect the second electric capacity between the other end of the 3rd inductance and the insulated gate bipolar transistor VT8 other end.
Preferably, the two-way H bridge inverters I include the 4th inductance, half-bridge converter I, one end of the 4th inductance
It is connected with the other end of the 3rd inductance, the positive terminal of the other end of the 4th inductance respectively with half-bridge converter I is connected.
Preferably, the other end of the negative pole end at the end of half-bridge converter I with the second electric capacity is connected.
Preferably, the two-way H bridge inverters II include half-bridge converter II, the 5th inductance, the 3rd electric capacity, contactor and
Batteries.
Preferably, the positive terminal of the half-bridge converter II with the 5th inductance connection, the half-bridge converter II is just
Extremely the 3rd electric capacity, contactor and batteries are parallel between the 5th inductance.
Preferably, the three-phase inverter bridge by insulated gate bipolar transistor VT1, insulated gate bipolar transistor VT2,
Insulated gate bipolar transistor VT3, insulated gate bipolar transistor VT4, insulated gate bipolar transistor VT5 and insulated gate bipolar
Transistor npn npn VT6 is constituted；
The half-bridge converter I is by insulated gate bipolar transistor VT9, insulated gate bipolar transistor VT10, insulated gate
Bipolar transistor VT11 and insulated gate bipolar transistor VT12 compositions；The half-bridge converter II is brilliant by insulated gate bipolar
Body pipe VT13, insulated gate bipolar transistor VT14, insulated gate bipolar transistor VT15 and insulated gate bipolar transistor
VT16 is constituted.
The utility model beneficial effect：With high frequency, totally digitilized technology, charging and discharging function is realized, discharge and recharge is mutually tied
Closing significantly more efficient can realize various charging methods, realize the fast charging and discharging to lead-acid accumulator, AC380/660V is taken into account automatically
Two kinds of input voltage grades, can charge to the intelligent accummulatorization of all specifications, extend the service life of battery and use
Efficiency, the discharging function having, it is to avoid the waste of the energy, realize energy-conserving and environment-protective, improve whole product explosion insulation performance and
Usage safety performance, while having very strong practicality.
The technique effect of design of the present utility model, concrete structure and generation is made furtherly below with reference to accompanying drawing
It is bright, to be fully understood from the purpose of this utility model, feature and effect.
Brief description of the drawings
Fig. 1 is prior art Thyristor Controlled rectifier intelligent charger electrical principle block diagram；
The high-frequency intelligent charger electrical principle block diagram of Fig. 2 and Fig. 3 prior arts；
Fig. 4 is the fast charger schematic diagram of high-frequency intelligent of the present utility model.
Embodiment
Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing, but the utility model can be by right
It is required that the multitude of different ways for limiting and covering is implemented.
As shown in figure 4, a kind of fast charger of lead-acid accumulator for mine use high-frequency intelligent, including general control system, the first control
It is system processed, the second control system, the 3rd control system, PWM rectifier, two-way DC/DC current transformers, two-way H bridge inverters I, double
To H bridge inverters II and high frequency transformer, the general control system is controlled with the first control system, second respectively by fieldbus
System processed and the 3rd control system are interconnected, and first control system is connected with PWM rectifier, second control system
Be connected with two-way DC/DC current transformers, the 3rd control system respectively with two-way H bridge inverters I and the two-way phase of H bridge inverters II
Even, the two-way H bridge inverters I are connected by high frequency transformer with two-way H bridge inverters II, and the PWM rectifier includes the
One inductive bank L1, the second inductive bank L2, three phase inverter bridge and the first electric capacity E1.
Further, one end access three phase network of the first inductive bank L1, the other end of the first inductive bank L1
The three-phase input end of three phase inverter bridge is accessed, the three phase inverter bridge DC output end is connected to the first electric capacity, the filtering
One end of module is respectively connected to the three-phase input end of phase inverter bridge, and the filtration module is by filter inductance E2Pass through electric capacity C1Closure
Series connection.
Further, the two-way DC/DC current transformers include insulated gate bipolar transistor VT7, insulated gate bipolar crystalline substance
Body pipe VT8, the 3rd inductance L3One end of the first electric capacity is accessed with the second electric capacity C2, VT7 one end, the VT7's is another
End is respectively connected to the 3rd inductance L3 one end and VT8 one end, between the other end of the 3rd inductance L3 and the VT8 other end
The second electric capacity E2 is connected, the two-way H bridge inverters I include the 4th inductance L4, half-bridge converter I, the 4th inductance L4's
One end is connected with the 3rd inductance L3 other end, the positive terminal of the other end of the 4th inductance L4 respectively with half-bridge converter I
Connection, the other end of the negative pole end at the end of half-bridge converter I with the second electric capacity E2 is connected.
Further, the two-way H bridge inverters II include half-bridge converter II, the 5th inductance L5, the 3rd electric capacity E3, connect
Tentaculum J and batteries V, the positive terminal of the half-bridge converter II is connected with the 5th inductance L5, the half-bridge converter II
Positive terminal and the 5th inductance L5 between be parallel with the 3rd electric capacity E3, contactor J and batteries V.
Further, the three-phase inverter bridge is by insulated gate bipolar transistor VT1, insulated gate bipolar transistor
VT2, insulated gate bipolar transistor VT3, insulated gate bipolar transistor VT4, insulated gate bipolar transistor VT5 and insulated gate
Bipolar transistor VT6 is constituted；The half-bridge converter I is by insulated gate bipolar transistor VT9, insulated gate bipolar transistor
VT10, insulated gate bipolar transistor VT11 and insulated gate bipolar transistor VT12 compositions；The half-bridge converter II is by exhausted
Edge grid bipolar transistor VT13, insulated gate bipolar transistor VT14, insulated gate bipolar transistor VT15 and insulated gate are double
Bipolar transistor VT16 is constituted.
This high-frequency intelligent charger is in charged state：" two-way H bridges inversion is made by the control function of the 3rd control system
Device I " is operated in H bridge inverter states, i.e. high-frequency inversion state, and " two-way H bridge inverters II " are operated in fast recovery rectifier state；
When high-frequency intelligent charger is in discharge condition：" the two-way work of H bridge inverters I " is made by the control function of the 3rd control system
In fast recovery rectifier state, and " the two-way work of H bridge inverters II " H bridge inverter states, i.e. high-frequency inversion state.
Each control system rationally controls charging and discharging by data exchange, can effectively realize different charging methods, fill
Electric curve, especially during charging, the polarizing voltage of quick release battery, so as to realize quick charge, will not be damaged
The quality of evil battery, also improves the life-span of battery.
First control system controls PWM rectifier, completes rectifying and voltage-stabilizing work and the work of energy feedback, according to input electricity
Grade and the value of commutating DC voltage are pressed, it is automatic to perform rectification and feedback work, and working condition is sent into other control system,
The information of other control systems is received simultaneously；Second control system controls two-way DC/DC current transformers work, is put based on charging
Electricity instruction, according to input voltage grade, the output DC voltage value of PWM rectifier performs its control algolithm, realizes that output is stable
DC voltage value.And working condition is sent into other control system, while receiving the information of other control systems.
3rd control system controls two-way H bridge inverters I and two-way H bridge inverters II；In charging, two-way H bridge inverters I
High-frequency inversion operating mode is operated in, and two-way H bridge inverters II are operated in fast recovery rectifier operating mode, to two-way H bridge inverters I using shifting
Phase control algorithm, voltage class, input voltage according to lead-acid accumulator, the stabilization exported with reference to two-way DC/DC current transformers is straight
Magnitude of voltage is flowed, phase shifting angle is adjusted, realizes constant-current charge；In electric discharge, two-way H bridge inverters II are operated in high-frequency inversion operating mode,
Two-way H bridge inverters I are operated in fast recovery rectifier operating mode, phase shifting control algorithm are used to two-way H bridge inverters II, with reference to two-way
DC/DC current transformers, adjust phase shifting angle, toward the electric energy of power network feedback battery, and working condition are sent into other control system, together
When receive the information of other control systems.
The utility model beneficial effect：With high frequency, totally digitilized technology, charging and discharging function is realized, discharge and recharge is mutually tied
Closing significantly more efficient can realize various charging methods, realize the fast charging and discharging to lead-acid accumulator, AC380/660V is taken into account automatically
Two kinds of input voltage grades, can charge to the intelligent accummulatorization of all specifications, extend the service life of battery and use
Efficiency, the discharging function having, it is to avoid the waste of the energy, realize energy-conserving and environment-protective, improve whole product explosion insulation performance and
Usage safety performance, while having very strong practicality.
Preferred embodiment of the present utility model described in detail above.It should be appreciated that the ordinary skill people of this area
Member just can make many modifications and variations without creative work according to design of the present utility model.Therefore, all this technology necks
Technical staff passes through logic analysis, reasoning or limited reality on the basis of existing technology according to design of the present utility model in domain
Available technical scheme is tested, all should be in the protection domain being defined in the patent claims.
Claims (10)
1. a kind of fast charger of lead-acid accumulator for mine use high-frequency intelligent, it is characterised in that：Including general control system, the first control
System, the second control system, the 3rd control system, PWM rectifier, two-way DC/DC current transformers, two-way H bridge inverters I, two-way H
Bridge inverter II and high frequency transformer, the general control system are controlled with the first control system, second respectively by fieldbus
System and the 3rd control system are interconnected, and first control system is connected with PWM rectifier, second control system and
Two-way DC/DC current transformers be connected, the 3rd control system respectively with two-way H bridge inverters I and the two-way phase of H bridge inverters II
Even, the two-way H bridge inverters I are connected by high frequency transformer with two-way H bridge inverters II.
2. a kind of fast charger of lead-acid accumulator for mine use high-frequency intelligent as claimed in claim 1, it is characterised in that：It is described
PWM rectifier includes input inductance L1, filtration module, three phase inverter bridge and filtering Support Capacitor E1。
3. a kind of fast charger of lead-acid accumulator for mine use high-frequency intelligent as claimed in claim 2, it is characterised in that：It is described defeated
Enter inductance L1One end access three phase network, the input inductance L1The other end access the three-phase alternating current of three-phase inverter bridge
End connection, the three-phase inverter bridge DC terminal connection filtering Support Capacitor E1。
4. a kind of fast charger of lead-acid accumulator for mine use high-frequency intelligent as claimed in claim 2, it is characterised in that：The filter
One end of ripple module is respectively connected to the three-phase alternating current end of three phase inverter bridge, and the filtration module is by filter inductance E2Pass through electric capacity C1
Closure series connection.
5. a kind of fast charger of lead-acid accumulator for mine use high-frequency intelligent as claimed in claim 1, it is characterised in that：It is described double
Include two insulated gate bipolar transistor VT7, insulated gate bipolar transistor VT8, the 3rd inductance and the to DC/DC current transformers
One end of the first electric capacity, the insulated gate bipolar crystal are accessed in two electric capacity, one end of the insulated gate bipolar transistor VT7
The pipe VT7 other end is respectively connected to one end of the 3rd inductance and insulated gate bipolar transistor VT8 one end, the 3rd inductance
The other end and insulated gate bipolar transistor VT8 the other end between connect the second electric capacity.
6. a kind of fast charger of lead-acid accumulator for mine use high-frequency intelligent as claimed in claim 2, it is characterised in that：It is described double
Include the 4th inductance, half-bridge converter I to H bridge inverters I, one end of the 4th inductance connects with the other end of the 3rd inductance
Connect, the positive terminal of the other end of the 4th inductance respectively with half-bridge converter I is connected.
7. a kind of fast charger of lead-acid accumulator for mine use high-frequency intelligent as claimed in claim 6, it is characterised in that：The list
The other end of the negative pole end at the end of phase inverter bridge I with the second electric capacity is connected.
8. a kind of fast charger of lead-acid accumulator for mine use high-frequency intelligent as claimed in claim 6, it is characterised in that：It is described double
Include half-bridge converter II, the 5th inductance, the 3rd electric capacity, contactor and batteries to H bridge inverters II.
9. a kind of fast charger of lead-acid accumulator for mine use high-frequency intelligent as claimed in claim 8, it is characterised in that：The list
The positive terminal of phase inverter bridge II with the 5th inductance connection, it is in parallel between the positive terminal and the 5th inductance of the half-bridge converter II
There are the 3rd electric capacity, contactor and batteries.
10. a kind of fast charger of lead-acid accumulator for mine use high-frequency intelligent as claimed in claim 8, it is characterised in that：It is described
Three-phase inverter bridge is by insulated gate bipolar transistor VT1, insulated gate bipolar transistor VT2, insulated gate bipolar transistor
VT3, insulated gate bipolar transistor VT4, insulated gate bipolar transistor VT5 and insulated gate bipolar transistor VT6 compositions；
The half-bridge converter I is by insulated gate bipolar transistor VT9, insulated gate bipolar transistor VT10, insulated gate bipolar
Transistor npn npn VT11 and insulated gate bipolar transistor VT12 compositions；The half-bridge converter II is by insulated gate bipolar transistor
VT13, insulated gate bipolar transistor VT14, insulated gate bipolar transistor VT15 and insulated gate bipolar transistor VT16 groups
Into.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621357017.3U CN206559115U (en) | 2016-12-12 | 2016-12-12 | A kind of fast charger of lead-acid accumulator for mine use high-frequency intelligent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621357017.3U CN206559115U (en) | 2016-12-12 | 2016-12-12 | A kind of fast charger of lead-acid accumulator for mine use high-frequency intelligent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206559115U true CN206559115U (en) | 2017-10-13 |
Family
ID=60369023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621357017.3U Expired - Fee Related CN206559115U (en) | 2016-12-12 | 2016-12-12 | A kind of fast charger of lead-acid accumulator for mine use high-frequency intelligent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206559115U (en) |
-
2016
- 2016-12-12 CN CN201621357017.3U patent/CN206559115U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106559004B (en) | Multi-electrical level inverter | |
| CN103236706B (en) | The battery energy storage system of transformation topology is handed over based on modular multilevel | |
| CN100578888C (en) | Uninterruptible power supply | |
| CN204013248U (en) | A kind of electric power electric transformer based on LLC controlled resonant converter | |
| CN107650729A (en) | The pre-charging device of the High-Voltage Electrical Appliances of new-energy automobile | |
| CN106849294B (en) | A kind of lead-acid accumulator for mine use high-frequency intelligent fast charge charging method | |
| CN104410260A (en) | Fault-tolerance-capability-equipped MMC sub-module structure capable of realizing DC fault self-protection, and MMC modulation method thereof | |
| CN106230268A (en) | A kind of crisscross parallel LLC resonance DC/DC power inverter | |
| CN103280829A (en) | Isolation double-stage chain type current transformer applied to energy storage of high-capacity battery | |
| CN102281006A (en) | Novel three-level soft switching converter | |
| CN107733236A (en) | A kind of two-way Sofe Switch DC transfer circuit of wide scope and its control method | |
| CN207134804U (en) | A kind of tandem type energy storage converter device utilized based on different battery modules differentiation | |
| CN102361408A (en) | Non-isolated photovoltaic grid-connected inverter and switching control time sequence thereof | |
| CN108809095A (en) | A kind of two-way ac-dc conversion circuit and device applied to three-phase AC grid | |
| CN106972604A (en) | A kind of fast charger of lead-acid accumulator for mine use high-frequency intelligent | |
| KR20220029522A (en) | Single stage ac-dc converter | |
| CN107825973A (en) | Novel electric vehicle charging circuit and its control method | |
| CN206789649U (en) | A kind of Lithium Polymer Battery Formation System | |
| CN102064718B (en) | Universal power supply device | |
| CN113547945B (en) | Battery charging device and method with voltage equalizing function based on immittance network | |
| CN104882932B (en) | High-voltage pulse capacitor constant current charging device and method | |
| CN206559115U (en) | A kind of fast charger of lead-acid accumulator for mine use high-frequency intelligent | |
| CN202494763U (en) | Energy feedback type power battery testing device | |
| CN206461529U (en) | The capacitance energy storage type AC D/C powers and charger of a kind of intense adjustment | |
| CN114665727B (en) | Three-single phase compatible MISN converter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171013 Termination date: 20191212 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |