CN206506354U - EPS illuminates power emergency power supply - Google Patents
EPS illuminates power emergency power supply Download PDFInfo
- Publication number
- CN206506354U CN206506354U CN201720116011.5U CN201720116011U CN206506354U CN 206506354 U CN206506354 U CN 206506354U CN 201720116011 U CN201720116011 U CN 201720116011U CN 206506354 U CN206506354 U CN 206506354U
- Authority
- CN
- China
- Prior art keywords
- power supply
- lithium battery
- battery system
- inverter
- 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 - Fee Related
Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 43
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 43
- 230000002159 abnormal effect Effects 0.000 claims abstract description 6
- 238000006243 chemical reaction Methods 0.000 claims abstract description 6
- 239000004065 semiconductor Substances 0.000 claims description 12
- 230000005611 electricity Effects 0.000 claims description 10
- 238000002955 isolation Methods 0.000 claims description 7
- 229910001416 lithium ion Inorganic materials 0.000 claims description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 5
- 238000005286 illumination Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000368 destabilizing effect Effects 0.000 description 1
- 238000000502 dialysis Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Power emergency power supply is illuminated the utility model discloses a kind of EPS.The full-automatic rectification charger, for being charged to lithium battery system；The system controller, for sending enabling signal to inverter when main power source is abnormal；The inverter, load is conveyed to for the alternating current that exports lithium battery system by conversion；The two-way mutually throws device, for being load supplying when main power source is normal, and switching to inverter is exported after lithium battery system startup；The AC distribution equipment, for providing protection to load, there is provided sinusoidal ac；The lithium battery system, for being used as emergency power supply.Speed switching reaction during the utility model civil power power-off when needed, due to grid-connected power supply, electric power is sufficient, while power supply quality is good, adds electrical equipment specification, electric network pollution will not be caused on power network, is interfered with each other.Loaded, powered when civil power is abnormal, then by lithium battery through inverter inversion output by commercial power supply usually.
Description
Technical field：
The utility model belongs to three-phase lighting power emergency power supply technical field, and more particularly to a kind of EPS illuminations power should
Urgent telegram source.
Background technology：
Along with the development of modern science and technology, company's intelligence degree more and more higher, need for electricity is also correspondingly improved, to protect
Normally operation and R＆D and production are accomplished by using the uninterrupted systems of UPS for card company.But current ups system is primarily present following several
The problem of individual aspect：
1. in the case of main power source, ups system there occurs that failure can not but be protected, UPS equipment turns into reliable in system
Property weak link.UPS reserve batteries can not provide quality supply, and output power transmission has the destabilizing factor reality of voltage, electric current
When information it is inconsistent.Capacitance temperature increases.Battery exports the power transmission standby time and battery life is reduced.
2. due to the complexity of system and the experience of product maintenance personnel and technology water when ups system goes wrong
Flat influence makes the system failure rapidly to exclude in time, or even can not find the true cause for triggering failure.
The information for being disclosed in the background section is merely intended to increase the understanding to general background of the present utility model, and
It is not construed as recognizing or implies that the information structure has been existing well known to persons skilled in the art in any form
Technology.
Utility model content：
The purpose of this utility model is to provide a kind of EPS illuminations power emergency power supply, so as to overcome above-mentioned prior art
In defect.
To achieve the above object, the utility model provides a kind of EPS and illuminates power emergency power supply, including：Two-way is mutually thrown
Device, full-automatic rectification charger, lithium battery system, system controller, inverter, AC distribution equipment；It is described full-automatic whole
Current charge device, for being charged to lithium battery system；The system controller, for being sent when main power source is abnormal to inverter
Enabling signal；The inverter, load is conveyed to for the alternating current that exports lithium battery system by conversion；The two-way is mutual
Device is thrown, for being load supplying when main power source is normal, switching to inverter is exported after lithium battery system startup；It is described
AC distribution equipment, for providing protection to load, there is provided sinusoidal ac；The lithium battery system, for as answering urgent telegram
Source.
Preferably, in technical scheme, system controller uses STM32F103xC single-chip microcomputers.
Preferably, in technical scheme, lithium battery system includes lithium ion battery, charging overvoltage shunting discharge paths electricity
Resistance, shunting discharge paths control switch, over-current detection protective resistance, Li battery protection IC, charge control metal-oxide-semiconductor grid
Pole, control of discharge metal-oxide-semiconductor grid, charging control switch, discharge control switch, control circuit, main circuit, shunting electric discharge branch
Road.
Preferably, in technical scheme, lithium battery system is to Li battery protection IC number according to lithium battery cell number
It is determined that, it is used in series, the discharge and recharge of corresponding single lithium battery, excessively stream, short-circuit condition is protected respectively.
Preferably, in technical scheme, charge control with metal-oxide-semiconductor grid by charging overvoltage protection signal after light-coupled isolation
Parallel relationship composition is formed in driving main circuit.
Preferably, in technical scheme, control of discharge is passed through with metal-oxide-semiconductor grid by electric discharge under-voltage, excessively stream, short-circuit protection signal
Series relationship composition is formed after light-coupled isolation in driving main circuit.
Preferably, in technical scheme, Li battery protection IC uses P87LPC768 single-chip microcomputers；The li-ion cell protection core
Piece includes charge control pin CO, control of discharge pin DO, discharge over-current and short-circuit detecting pin VM, battery positive VDD, electricity
Pond negative terminal VSS.
Preferably, in technical scheme, single lithium battery protection chip charging overvoltage protection control signal through optocoupler every
From rear Parallel opertation, the conducting for charge switch device in main circuit provides grid voltage.
Compared with prior art, the utility model has the advantages that：
Speed switching reaction when civil power is powered off when needed, due to grid-connected power supply, electric power is sufficient, while power supply quality is good
It is good, electrical equipment specification is added, electric network pollution will not be caused on power network, is interfered with each other.Loaded usually by commercial power supply,
When civil power is abnormal, then by lithium battery through inverter inversion output power supply.
Brief description of the drawings：
Fig. 1 is that the utility model EPS illuminates power emergency power supply circuit theory diagrams；
Fig. 2 is the utility model lithium battery system circuit diagram；
Embodiment：
Embodiment of the present utility model is described in detail below, it is to be understood that protection of the present utility model
Scope is not limited by embodiment.
Explicitly indicated that unless otherwise other, otherwise in entire disclosure and claims, term " comprising " or its change
Change such as "comprising" or " including " etc. and will be understood to comprise stated element or part, and do not exclude other members
Part or other parts.
As shown in Figure 1-2, a kind of EPS illuminations power emergency power supply, including two-way mutually throw device, full-automatic rectification charging
Device, lithium battery system, system controller, inverter, AC distribution equipment；The full-automatic rectification charger, for giving lithium electricity
Cell system charges；The system controller uses STM32F103xC single-chip microcomputers, for being sent out when main power source is abnormal to inverter
Go out enabling signal；The inverter, load is conveyed to for the alternating current that exports lithium battery system by conversion；The two-way
Device is mutually thrown, for being load supplying when main power source is normal, switching to inverter is exported after lithium battery system startup；Institute
AC distribution equipment is stated, there is provided sinusoidal ac for providing protection to load；The lithium battery system, for as emergent
Power supply.
Lithium battery system includes lithium ion battery, charging overvoltage shunting discharge paths resistance, shunting discharge paths control
With switch, over-current detection protective resistance, Li battery protection IC, charge control metal-oxide-semiconductor grid, control of discharge metal-oxide-semiconductor grid
Pole, charging control switch, discharge control switch, control circuit, main circuit, shunting discharge paths.
Lithium battery system is determined to Li battery protection IC number according to lithium battery cell number, is used in series, respectively
The discharge and recharge of corresponding single lithium battery, excessively stream, short-circuit condition are protected.
Charge control with metal-oxide-semiconductor grid by charging overvoltage protection signal after light-coupled isolation driving main circuit in formed
Parallel relationship is constituted.
Control of discharge with metal-oxide-semiconductor grid by electric discharge under-voltage, excessively stream, short-circuit protection signal after light-coupled isolation driving lead
Series relationship composition is formed in circuit.
Li battery protection IC is P87LPC768 single-chip microcomputers；The Li battery protection IC include charge control pin CO,
Control of discharge pin DO, discharge over-current and short-circuit detecting pin VM, battery positive VDD, battery negative terminal VSS.
Single lithium battery protect chip charging overvoltage protection control signal Parallel opertation after light-coupled isolation, based on electricity
The conducting of charge switch device provides grid voltage in road；As a certain section or a few section lithium batteries were introduced into electricity in charging process
Guard mode is pressed, then controls the shunting discharge paths for being connected in parallel on single lithium battery positive and negative end to put by overvoltage protection signal
Electricity, while the corresponding single lithium battery dialysis being serially connected in charge circuit is gone out into charge circuit.
During lithium battery system serial connection charge, ignore the other influence of single battery capacity difference, the general less battery of internal resistance is first
It is full of.Now, the switching device closure of corresponding overvoltage protection signal control shunting discharge paths, in parallel at galvanic cell two ends
A upper shunt resistance.Now diverter branch resistance is equivalent to the load for the single lithium battery being first full of, and the battery put by it
Electricity, makes battery terminal voltage maintain near full state in a minimum scope.When all single battery bulk charges entered
During voltage protection state, whole single lithium battery voltage swings are essentially equal in error range, each section protection chip charger
Protect the equal step-down of control signal, it is impossible to provide grid bias for the charging control switch device in main circuit, turn it off, major loop
Disconnect, that is, realize equalizaing charge, charging process is completed.
Using newest IGBT inversion modules and the integrated circuit of high reliability；Pulsewidth adjusts PWM technologies, and " four-in-one " is designed,
Structure simplifies, and can cut power supply to any perception or the negative of capacitive；Can fire-fighting link, the monitoring of long-range or building intelligent can be achieved, disappears
Anti- center control；Critical piece or the internationally renowned brand that high reliability is used without device；Wire and device have it is fire-retardant or
Non-ignitable characteristic.Fault alarm function is set in systems, can ensure system just by alarm in time when system goes wrong
Often operation.
The purpose of selecting and describing the exemplary embodiment is that explaining certain principles of the present utility model and in fact
Border is applied, so that those skilled in the art can realize and utilize a variety of exemplary implementations of the present utility model
Scheme and a variety of selections and change.Scope of the present utility model is intended to be limited by claims and its equivalents
It is fixed.
Claims (7)
1. a kind of EPS illuminates power emergency power supply, it is characterised in that：Device, full-automatic rectification charger, lithium are mutually thrown including two-way
Battery system, system controller, inverter, AC distribution equipment；The full-automatic rectification charger, for lithium battery system
Charging；The system controller, for sending enabling signal to inverter when main power source is abnormal；The inverter, is used for
The alternating current that lithium battery system is exported is conveyed to load by conversion；The two-way mutually throws device, for normal in main power source
When be load supplying, lithium battery system startup after switching to inverter export；The AC distribution equipment, for load
There is provided protection, there is provided sinusoidal ac；The lithium battery system, for being used as emergency power supply.
2. EPS according to claim 1 illuminates power emergency power supply, it is characterised in that：The system controller is used
STM32F103xC single-chip microcomputers.
3. EPS according to claim 1 illuminates power emergency power supply, it is characterised in that：The lithium battery system includes lithium
Ion battery, charging overvoltage shunting discharge paths resistance, shunting discharge paths control switch, over-current detection protective resistance,
Li battery protection IC, charge control metal-oxide-semiconductor grid, control of discharge metal-oxide-semiconductor grid, charging control switch, control of discharge
Switch, control circuit, main circuit, shunting discharge paths.
4. EPS according to claim 3 illuminates power emergency power supply, it is characterised in that：The lithium battery system is to lithium electricity
Pond protection core number is determined according to lithium battery cell number, is used in series, respectively to the charge and discharge of corresponding single lithium battery
Electricity, excessively stream, short-circuit condition are protected.
5. EPS according to claim 3 illuminates power emergency power supply, it is characterised in that：Charge control metal-oxide-semiconductor grid
Pole forms parallel relationship in driving main circuit after light-coupled isolation by charging overvoltage protection signal and constituted.
6. EPS according to claim 3 illuminates power emergency power supply, it is characterised in that：Control of discharge metal-oxide-semiconductor grid
Pole forms series relationship in driving main circuit after light-coupled isolation by electric discharge under-voltage, excessively stream, short-circuit protection signal and constituted.
7. EPS according to claim 3 illuminates power emergency power supply, it is characterised in that：The Li battery protection IC is adopted
Use P87LPC768 single-chip microcomputers；The Li battery protection IC includes charge control pin CO, control of discharge pin DO, discharged
Electric current and short-circuit detecting pin VM, battery positive VDD, battery negative terminal VSS.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720116011.5U CN206506354U (en) | 2017-02-06 | 2017-02-06 | EPS illuminates power emergency power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720116011.5U CN206506354U (en) | 2017-02-06 | 2017-02-06 | EPS illuminates power emergency power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206506354U true CN206506354U (en) | 2017-09-19 |
Family
ID=59834178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720116011.5U Expired - Fee Related CN206506354U (en) | 2017-02-06 | 2017-02-06 | EPS illuminates power emergency power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206506354U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111799883A (en) * | 2020-06-22 | 2020-10-20 | 深圳科士达科技股份有限公司 | Lithium battery power supply system for supplying power to series connection hot backup uninterrupted power supply |
-
2017
- 2017-02-06 CN CN201720116011.5U patent/CN206506354U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111799883A (en) * | 2020-06-22 | 2020-10-20 | 深圳科士达科技股份有限公司 | Lithium battery power supply system for supplying power to series connection hot backup uninterrupted power supply |
| CN111799883B (en) * | 2020-06-22 | 2024-01-30 | 深圳科士达科技股份有限公司 | Lithium battery power supply system for supplying power to serial hot standby uninterruptible power supply |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170919 |