CN2901664Y - Switch power type accumulator charger - Google Patents
Switch power type accumulator charger Download PDFInfo
- Publication number
- CN2901664Y CN2901664Y CNU200620039287XU CN200620039287U CN2901664Y CN 2901664 Y CN2901664 Y CN 2901664Y CN U200620039287X U CNU200620039287X U CN U200620039287XU CN 200620039287 U CN200620039287 U CN 200620039287U CN 2901664 Y CN2901664 Y CN 2901664Y
- Authority
- CN
- China
- Prior art keywords
- circuit
- charging device
- power supply
- type accumulator
- switch power
- 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 - Lifetime
Links
Images
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model relates to charging device, especially an intelligent charging device for great power battery charger with 660V AC voltage input, which is supplied by the 660V AC power directly. After passing a barrier less chopper transmission circuit and an isolation F-bridge transmission circuit, the utility model produces electric current and voltage for charging of the storage battery and employs a digital signal processor as the control centre to realize intelligent charging process of the storage battery. Through convenient setting of the parameters, the utility model can complete all the charging work.
Description
Technical field
The utility model relates to the charging device class, specifically relates to a kind of intelligent charging equipment of switch power supply type high-power battery special use of 660VAC alternating voltage input, belongs to power electronic technology and control technology field.
Background technology
Battery charger is to use equipment very widely.Along with people's environmental protection consciousness improves constantly, the electric motor car tool uses increasing, as the storage battery of energy-storage units part and parcel very beyond doubt.How to utilize and make and make good use of storage battery, charger then is a very crucial device.
At present, the main circuit of high-power battery charger generally still adopts the rectified three-phase circuit structure that is made of thyristor, and this needs an industrial frequency rectifying transformer, and volume and weight is all very big.Control circuit adopts analog form mostly, and the realization of charge technology is more single, uses inconvenient.Advanced any charger adopts the analog-and digital-mode that combines to realize charge technology control.The charger of this structure is relatively backward technically, and the input voltage fluctuation scope that have that output voltage range is narrow, power factor is low, allows is little, efficient is low, to shortcomings such as the influence of electrical network are big.
The main circuit of switch power supply type accumulator charger generally adopts H bridge or half-bridge structure in the prior art, because most of users' power supply all is 380VAC, so product mainly is based on 380VAC.In addition, the raising of electric pressure, the main circuit of charger is made also difficulty.In most industrial and mining enterprises, the 660VAC power supply is more common, and general way is to use the transformer step-down, re-uses existing charger.Because the use of Industrial Frequency Transformer has brought some inconvenience that caused by volume and weight.
Summary of the invention
The purpose of this utility model is at above-mentioned the deficiencies in the prior art part, a kind of switch power supply type accumulator charging device of 660VAC input is provided, this device is directly powered by the 660VAC AC power, change circuit through non-isolation inverter of chopping and isolated H bridging, generation is used for the electric current and the voltage of charge in batteries, and adopts digital signal processor as the control core, realizes the intellectuality of battery charging process, by behind the parameter setting easily, finish whole charging work automatically.Simultaneously, device can also have perfect defencive function, fault alarm and processing capacity.
The technical solution of the utility model is as follows:
A kind of switch power supply type accumulator charging device, comprise Power Conversion and charging control circuit, it is characterized in that described power conversion circuit comprises rectification circuit, DC chopped-wave translation circuit, H bridge isolated variable circuit, wherein three-phase 660VAC alternating current obtains the direct voltage of nearly 900VDC through rectification circuit, through the DC chopped-wave conversion this voltage transformation is pressed for the 600VDC galvanic current again, H bridge isolated variable circuit is the controlled direct voltage of 0-200VDC again with the 600VDC voltage transitions, output to the outside again, charge a battery.
Described rectification circuit is uncontrollable rectification circuit, this circuit is by input contactor (Q1), fuse (FU1), (FU2), (FU3), power-supply filter (FL1), the resistance that powers on (R1), (R2), (R3) and last electric contactor (Q2), and the uncontrollable rectification module of three-phase (RM1) and filter capacitor (C1), (C2), (C3) formation.
Described DC chopped-wave translation circuit is non-isolation inverter of chopping, and this electric routing switch pipe (VT1), diode (VD1), filter inductance (L1) and filter capacitor (C4), (C5) constitute.
Described H bridge isolated variable electric routing switch pipe (QT1), (QT2), (QT3), (QT4), electric capacity (Cp1), (Cp2), (Cp3), (Cp4), inductance (Lr), electric capacity (Cr), high frequency transformer (B1), diode (VD3), (VD4), filter inductance (Lo), filter capacitor (Co) constitute.
Described power conversion circuit adopts the single-ended flyback circuit to constitute the energy back unit, be used for the discharge control of boost battery charge mode depolarization phase, this electric routing switch pipe (VT2), diode (VD4) and and the inverse-excitation type transformer that is combined to form of filter inductance (Lo) constitute, it is input to the discharge energy feedback of storage battery on electric capacity (C4), (C5).
Described charging control circuit refers to charge in batteries process intelligent control unit, and DC chopped-wave conversion control unit, H bridging are changed control unit in this unit and input contactor Q1 carries out centralized control.
Described control unit has the man-machine interface of liquid crystal display, keyboard and button.
Described charge in batteries process intelligent control unit can be controlled the charging modes of storage battery, this control is realized under the software program of being worked out by digital signal processor, can finish the control mode of storage battery initial charge, multistage charging and multiple quick charge according to program.
The utility model has the advantages that wide employing 660VAC directly powers, saved heavy Industrial Frequency Transformer, thereby device has that volume is little, in light weight, efficient is high, to characteristics such as electric network influencing are little, can guarantee safe, reliable charging to multiple storage battery, charging process realizes program-controlled intelligentization, do not need artificial nurse, can become under the 660VAC power supply environment, the special equipment of high-power battery charging.
Description of drawings
Accompanying drawing 1 is a structure principle chart of the present utility model.
Concrete technical scheme
The utility model feature and other correlated characteristic are described in further detail by embodiment below in conjunction with accompanying drawing, so that technical staff's of the same trade understanding:
As shown in Figure 1, three-phase alternating current 660VAC voltage is through input contactor Q1, fuse FU1-3, power-supply filter FL1, be connected to power on resistance R 1-3 and last electric contactor Q2, pass through uncontrollable rectification module RM1 of three-phase and filter capacitor C1-3 again, obtain the direct voltage of nearly 900VDC, resistance R 4-6 is a grading resistor among the figure.This direct voltage produces stable 600VDC direct voltage via the inverter of chopping that IGBT switching tube VT1, diode VD1, filter inductance L1 and filter capacitor C4-5 constitute, and resistance R 7-8 is a grading resistor among the figure.Inverter of chopping is controlled by copped wave conversion control unit.The H bridge-type power conversion circuit that the 600VDC direct voltage that inverter of chopping produces constitutes via IGBT switching tube QT1-4, capacitor C p1-4, inductance L r, capacitor C r, high frequency transformer B1, diode VD3-4, filter inductance Lo, filter capacitor Co again produces the 0-200VDC adjustable DC voltage.Arrive the outside through the output contactor again, charge a battery.When carrying out boost battery charge, the circuit that is used for depolarising discharge by IGBT switching tube VT2, diode VD4 and and the inverse-excitation type transformer that is combined to form of filter inductance Lo constitute, it is input to the discharge energy feedback of storage battery on the capacitor C 4-5.H bridge-type power conversion circuit changes control unit by the H bridging and carries out control.Copped wave conversion control unit, H bridging are changed control unit to charge in batteries process intelligent control unit and input contactor Q1 carries out centralized control, and this control unit has man-machine interfaces such as liquid crystal display, keyboard and button.The various charging modes of storage battery and intelligent charging control are mainly realized by this unit.
In sum, the charging device that present embodiment relates to comprises Power Conversion and intelligent charge control two parts, and the Power Conversion part obtains three-phase 660VAC alternating current the direct voltage of nearly 900VDC through uncontrollable rectification circuit; The DC chopped-wave conversion is pressed this voltage transformation for the 600VDC galvanic current; H bridge isolated variable is the controlled direct voltage of 0-200VDC again with the 600VDC voltage transitions, realizes the adjustable dc voltage that charge in batteries is used.Adopt the single-ended flyback circuit to constitute the energy back unit, be used for the discharge control of boost battery charge mode depolarization phase.Aspect accumulator charging technology, adopt DSP control, realized the intellectuality of charging, the selection of multiple charging modes and parameter can be provided, applying flexible, easy to use, have friendly display interface.Intelligent accummulator charging control is realized under the software program of being worked out by digital signal processor, can finish control modes such as storage battery initial charge, multistage charging and multiple quick charge according to program.Every kind of charging modes all has corresponding setup parameter, can select only parameter to charge as required, and charging process is finished automatically by program control.Can have functions such as overcurrent, overvoltage, temperature and battery charge protection, make this device reliable operation, stable.
Present embodiment adopts high frequency technique, soft switch technique and digital control technology, realizes intellectuality, the high-quality charging of storage battery, has friendly display interface and manipulates easily.
Claims (7)
1, a kind of switch power supply type accumulator charging device, comprise Power Conversion and charging control circuit, it is characterized in that described power conversion circuit comprises rectification circuit, DC chopped-wave translation circuit, H bridge isolated variable circuit, wherein three-phase 660VAC alternating current obtains the direct voltage of nearly 900VDC through rectification circuit, through the DC chopped-wave conversion this voltage transformation is pressed for the 600VDC galvanic current again, H bridge isolated variable circuit is the controlled direct voltage of 0-200VDC again with the 600VDC voltage transitions, output to the outside again, charge a battery.
2, a kind of switch power supply type accumulator charging device according to claim 1, it is characterized in that described rectification circuit is uncontrollable rectification circuit, this circuit is by input contactor (Q1), fuse (FU1), (FU2), (FU3), power-supply filter (FL1), the resistance that powers on (R1), (R2), (R3) and last electric contactor (Q2), and the uncontrollable rectification module of three-phase (RM1) and filter capacitor (C1), (C2), (C3) formation.
3, a kind of switch power supply type accumulator charging device according to claim 1, it is characterized in that described DC chopped-wave translation circuit is non-isolation inverter of chopping, this electric routing switch pipe (VT1), diode (VD1), filter inductance (L1) and filter capacitor (C4), (C5) constitute.
4, a kind of switch power supply type accumulator charging device according to claim 1 is characterized in that described H bridge isolated variable electric routing switch pipe (QT1), (QT2), (QT3), (QT4), electric capacity (Cp1), (Cp2), (Cp3), (Cp4), inductance (Lr), electric capacity (Cr), high frequency transformer (B1), diode (VD3), (VD4), filter inductance (Lo), filter capacitor (Co) constitute.
5, a kind of switch power supply type accumulator charging device according to claim 1, it is characterized in that described power conversion circuit adopts the single-ended flyback circuit to constitute the energy back unit, be used for the discharge control of boost battery charge mode depolarization phase, this electric routing switch pipe (VT2), diode (VD4) and and the inverse-excitation type transformer that is combined to form of filter inductance (Lo) constitute, it is input to the discharge energy feedback of storage battery on electric capacity (C4), (C5).
6, a kind of switch power supply type accumulator charging device according to claim 1, it is characterized in that described charging control circuit refers to charge in batteries process intelligent control unit, DC chopped-wave conversion control unit, H bridging are changed control unit in this unit and input contactor Q1 carries out centralized control.
7, a kind of switch power supply type accumulator charging device according to claim 6 is characterized in that described control unit has the man-machine interface of liquid crystal display, keyboard and button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200620039287XU CN2901664Y (en) | 2006-01-26 | 2006-01-26 | Switch power type accumulator charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200620039287XU CN2901664Y (en) | 2006-01-26 | 2006-01-26 | Switch power type accumulator charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2901664Y true CN2901664Y (en) | 2007-05-16 |
Family
ID=38085828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200620039287XU Expired - Lifetime CN2901664Y (en) | 2006-01-26 | 2006-01-26 | Switch power type accumulator charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2901664Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100397748C (en) * | 2006-01-26 | 2008-06-25 | 上海申传电气有限公司 | Switch power supply type accumulator charging device |
| CN102891613A (en) * | 2011-07-21 | 2013-01-23 | 台达电子企业管理（上海）有限公司 | Alternating current (AC) to direct current (DC) power converter and DC charging station |
-
2006
- 2006-01-26 CN CNU200620039287XU patent/CN2901664Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100397748C (en) * | 2006-01-26 | 2008-06-25 | 上海申传电气有限公司 | Switch power supply type accumulator charging device |
| CN102891613A (en) * | 2011-07-21 | 2013-01-23 | 台达电子企业管理（上海）有限公司 | Alternating current (AC) to direct current (DC) power converter and DC charging station |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102969932B (en) | Multifunctional current-type bidirectional AC (Alternating-Current)/DC (Direct-Current) converter and control method thereof | |
| CN100397748C (en) | Switch power supply type accumulator charging device | |
| CN100563086C (en) | Active bi-directional electric power adjuster | |
| CN101826793B (en) | Energy conversion controller | |
| TWI387176B (en) | Intelligent hybrid power conversion control system | |
| CN202663185U (en) | Series-parallel UPS (Uninterrupted Power Supply) with single inverter | |
| CN213185893U (en) | Bidirectional isolation type DC-DC buck-boost rectification power supply module | |
| WO2016054856A1 (en) | Energy double-fed device with pfc and grid compensation functions | |
| CN201378802Y (en) | Energy conversion controller | |
| CN109194164A (en) | A kind of dual output AC/DC convertor and its control method | |
| CN104682443A (en) | Photovoltaic power generation function based V2G system | |
| CN104201761B (en) | The electric power system that a kind of photovoltaic and communication power supply are applied in combination | |
| CN203562976U (en) | Vehicle-mounted power supply circuit | |
| CN204843217U (en) | Multi -functional IGBT high frequency contravariant DC welding, dual -purpose machine charges | |
| CN203491736U (en) | Emergency power supply device | |
| CN102255356B (en) | Efficient uninterruptible power supply | |
| CN2901664Y (en) | Switch power type accumulator charger | |
| CN201674406U (en) | High-power switching power supply device | |
| CN204089315U (en) | A kind of high-performance charging circuit of storage battery | |
| CN115001284A (en) | Isolated single-stage bidirectional multipurpose topological circuit and control strategy thereof | |
| CN201479036U (en) | Rechargeable inverter circuit | |
| CN210490524U (en) | Battery charging device | |
| CN204068409U (en) | The electric power system that a kind of photovoltaic and communication power supply combinationally use | |
| TW591847B (en) | Regenerated energy inverter with multiple function modes | |
| CN104660045A (en) | Electric energy conversion device with energy storage management |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20080625 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |