CN205901410U - Modular emergent guarantee power - Google Patents

Modular emergent guarantee power Download PDF

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Publication number
CN205901410U
CN205901410U CN201620731180.5U CN201620731180U CN205901410U CN 205901410 U CN205901410 U CN 205901410U CN 201620731180 U CN201620731180 U CN 201620731180U CN 205901410 U CN205901410 U CN 205901410U
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China
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power
unit
circuit
energy
power cell
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CN201620731180.5U
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Inventor
庄淑君
刘国良
李远锋
孙艺嘉
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Luoyang Juntaike Intelligent Technology Co Ltd
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Luoyang Juntaike Intelligent Technology Co Ltd
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K7/00Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/18Structural association of electric generators with mechanical driving motors, e.g. with turbines
    • H02K7/1807Rotary generators
    • H02K7/1815Rotary generators structurally associated with reciprocating piston engines
    • H02J7/0026
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • B60R16/03Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00Electric propulsion with power supplied within the vehicle
    • B60L50/40Electric propulsion with power supplied within the vehicle using propulsion power supplied by capacitors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00Electric propulsion with power supplied within the vehicle
    • B60L50/50Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • B60R16/03Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for
    • B60R16/033Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for characterised by the use of electrical cells or batteries
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61CLOCOMOTIVES; MOTOR RAILCARS
    • B61C5/00Locomotives or motor railcars with IC engines or gas turbines
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0013Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • H02J7/0014Circuits for equalisation of charge between batteries
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0029Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/0036Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using connection detecting circuits
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0047Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
    • H02J7/0086
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/02Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
    • H02J7/022
    • H02J7/027
    • H02J7/045
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/345Parallel operation in networks using both storage and other dc sources, e.g. providing buffering using capacitors as storage or buffering devices
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00Conversion of dc power input into dc power output
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/02Conversion of ac power input into dc power output without possibility of reversal
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0029Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/00302Overcharge protection
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0029Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/00304Overcurrent protection
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0029Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/00306Overdischarge protection
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

The utility model relates to a modular emergent guarantee power, the utility model discloses a combination formula super battery is as the energy storage device of emergent guarantee power, including energy unit and power unit, the power unit output is used for supplying electrical connection power type electricity unit, energy unit output is used for the power supply to connect non - power type electricity unit, be connected with between energy unit and the power unit output and keep apart battery charging unit, when power unit gives the power supply of power type electricity unit, the current path of disconnection power unit and energy unit, only be the power supply of power type electricity unit by power unit, and at power unit low battery when setting value and power type electricity unit are out of work, it charges to be power unit by isolation battery charging unit through energy unit or external power supply. The utility model provides a present emergent guarantee power adopt the energy unit be the power supply of power type electricity unit to assault greatly to energy element current, lead to the fact the energy unit life -span to reduce, other electricity unit supply power unstable scheduling problem.

Description

Combined emergency ensures power supply
Technical field
The utility model is related to a kind of combined emergency and ensures power supply, belongs to Circuits System applied technical field.
Background technology
Various emergency guarantee power supplys have become as the important emergence power of the daily traffic of people, tourism and field production operation Ensuring equipment, such as various internal combustion engines carry the emergency service of class vehicle, production operation equipment etc..The electricity that emergency guarantee power supply is commonly used Gas system is as shown in figure 1, be mainly made up of energy storage device, charging circuit, control circuit etc..Emergency guarantee power supply is as emergent confession Denso is standby to be carried with car (machine), under the conditions of not having normal power supply in the wild, when internal combustion engine start is difficult or need emergency service When use;When in vehicle operation by mobile generator to emergency guarantee power source charges, or fill in the place having mains-supplied Electricity, in case follow-up emergency guarantee uses.
At present, the energy storage device overwhelming majority of emergency guarantee power supply adopts batteries or super-capacitor module, is responsible for There is provided electric energy for power unit, this single electric energy electric supply installation exposes a lot of problems in operative practice.Power-type The difference electrical characteristics of power unit and non-power type power unit are widely different to energy storage device performance requirement: power-type electricity consumption Unit requires energy storage device discharge-rate excellent performance, rather than power-type power unit then requires energy storage device to possess certain capacity Can, high rate performance less demanding.If this situation leads to energy storage device to adopt battery, for meeting power-type power unit institute The transient state of need is high-power to be made battery take up room larger, causes the wasting of resources it has to " excess configuration ", nor warp Ji;If energy storage device using super capacitor although disclosure satisfy that power-type power unit moment high power requirements, but due to super Capacitor energy density is low, and it " carries little energy ", and access times are few, and use is single to be needed it is impossible to meet field multiple " meeting an urgent need " Ask, such as multiple demands of investigation, illumination, communication or stereo set etc..
Utility model content
The purpose of this utility model is to provide a kind of combined emergency to ensure power supply, to solve to be at present using energy unit Power-type power unit is powered and is led to energy unit " excess configuration ", big to energy unit rush of current, causes the energy unit longevity The problems such as shakiness that life reduces, other power unit is powered.
The utility model is to solve above-mentioned technical problem to provide a kind of combined emergency guarantee power supply, charges including battery Circuit and energy storage device, described energy storage device is combined type superbattery, including energy unit and power cell, power cell Output end is provided with power output interface, for for electrical connection power-type power unit, energy unit output end is provided with energy Output interface, for for electrical connection non-power type power unit, being connected with isolation between energy unit and power cell output end Charhing unit, described isolation charhing unit be used for when power cell is powered to power-type power unit, disconnect power cell with The electrical connection of energy unit, and when power cell electricity is less than setting value and power-type power unit and does not work, by isolating Charhing unit passes through energy unit or external power supply and charges for power cell, and battery charger is connected with energy unit, uses In charging for energy unit, described energy unit is energy storage device, and described power cell is the accumulator of high-multiplying power discharge Part.
Described isolation charhing unit includes power cell charging circuit, and described battery charger and power cell fill Circuit all can be using ac-dc-ac-dc on-off circuit, ac-dc on-off circuit, dc-ac-dc on-off circuit or dc-dc switch electricity Road.
Input rectifying filter circuit that described ac-dc-ac-dc on-off circuit includes being sequentially connected, high frequency transformer and Output rectifier and filter, the input of described input rectifying filter circuit is used for connecting exchange input, at this on-off circuit The DC supply input being adapted with power cell or energy unit is converted to power cell or energy unit after reason.
Described ac-dc on-off circuit includes transformer, current rectifying and wave filtering circuit and the voltage stabilizing being sequentially connected and current-limiting circuit, The input of this on-off circuit is used for connecting exchange input, is converted to and power cell or energy list after processing through this on-off circuit The DC supply input that unit is adapted, to power cell or energy unit, is power cell or energy unit charging.
Described dc-ac-dc on-off circuit includes high frequency transformer and the output rectifier and filter being sequentially connected, high frequency The side of transformer is used for connecting direct current input, is converted to and fits with power cell or energy unit phase after processing through this on-off circuit The DC supply input joined, to power cell or energy unit, is power cell or energy unit charging.
Described dc-dc on-off circuit includes the voltage conversion circuit being sequentially connected and voltage stabilizing and current-limiting circuit, and voltage becomes Change circuit input end to be used for connecting direct current input, be converted to after processing through this on-off circuit and fit with power cell or energy unit phase The DC supply input joined, to power cell or energy unit, is power cell or energy unit charging.
Described power cell be ultracapacitor monomer, by ultracapacitor monomer connection in series-parallel composition module or Array of capacitors.
The beneficial effects of the utility model are: the utility model adopts combined type superbattery as emergency guarantee power supply Energy storage device, including energy unit and power cell, power cell output end is provided with power output interface, for for electrical connection Power-type power unit, energy unit output end is provided with energy output interface, for supplying electrical connection non-power type power unit, It is connected with isolation charhing unit, isolation charhing unit is used in power cell to work(between energy unit and power cell output end When rate type power unit is powered, disconnect the electrical connection of power cell and energy unit, and be less than setting in power cell electricity Value and when power-type power unit does not work, is filled for power cell by energy unit or external power supply by isolation charhing unit Electricity.The utility model by powering for power-type power unit only with the power cell in combined type superbattery, prevent because Battery over-discharge leads to power-type power unit can not work, the normal work of impact power-type power unit, energy list Unit no longer undertakes the high-power job task of transient state, is not in the situation of instantaneously larger voltage drop it is ensured that non-power type electricity consumption Unit can steady operation, decrease the damage being caused with electric loading because of quality of power supply shakiness.
Energy unit no longer undertakes the high-power job task of transient state simultaneously, only the lasting energy supply of responsible low-power load, no Damaged by heavy current impact, the life-span is longer, it is to avoid energy unit is sentenced useless by " too early ", causes waste, and can on type selection With " weight reducing ", realize miniaturization, lightweight.
Brief description
Fig. 1 is traditional emergency guarantee power supply architecture block diagram;
Fig. 2-a the utility model combined emergency ensures power supply architecture block diagram;
Fig. 2-b is that the utility model combined emergency ensures power supply architecture block diagram;
Fig. 3-a is the structural representation adopting ac-dc-ac-dc on-off circuit in the utility model embodiment;
Fig. 3-b is the structural representation adopting ac-dc on-off circuit in the utility model embodiment;
Fig. 4-a is the structural representation adopting dc-ac-dc on-off circuit in the utility model embodiment;
Fig. 4-b is the structural representation adopting dc-dc on-off circuit in the utility model embodiment.
Specific embodiment
Below in conjunction with the accompanying drawings specific embodiment of the present utility model is described further.
A kind of combined emergency of the present utility model ensures the embodiment of power supply
In power unit, power-type power unit is relative concept with non-power type power unit, power-type electricity consumption Unit possesses the electricity consumption spy of lasting electricity consumption time short (less than 10 seconds), high-power (rated current is typically more than tens amperes) Levy, such as start motor etc.;Non-power type power unit possesses that the lasting electricity consumption time is changeable, (rated current is general for small-power Below tens amperes) use electrical feature, such as investigation, illumination, communication or stereo set etc..
So that a kind of combined emergency being specifically applied to internal combustion engine start ensures power supply as a example to illustrate below.This Combined emergency in embodiment ensures power supply, as shown in Fig. 2-a and 2-b, including battery charger 4 and the super electricity of combined type Pond, combined type superbattery includes power cell 1, isolation charhing unit 3 and energy unit 2, and isolation charhing unit 3 is connected to energy Between amount unit 2 and the output end of power cell 1, the output end of power cell 1 is provided with power output interface 5, for powering Connect non-power type power unit;Energy output interface 6 is provided with energy unit 2, for for electrical connection non-power type electricity consumption Unit, battery charger 4 is connected in the output end of energy unit, for realizing energy unit 2 is charged.Isolation is charged single Unit 3 is used for disconnecting the electrical connection of power cell 1 and energy unit 2 to power-type power unit 1 when power cell is powered, And when power cell 1 electricity is less than setting value and power-type power unit does not work, energy list is passed through by isolation charhing unit 3 Unit 2 or external power supply charge for power cell 2.
When power-type power unit works, the current path between power cell 1 and energy unit 2 is charged by isolation Unit 3 disconnects, and is only powered for power-type power unit by power cell 1, and non-power type power unit is powered by energy unit 5; When power-type power unit 1 does not work, provide electric energy by energy unit 2 for other power consuming device, isolate charhing unit 3 simultaneously Judge whether the electricity of power cell 1 is sufficient, if not enough, power cell 1 and energy unit 2 pass through to isolate charhing unit 3 simultaneously Connect, energy unit 2 or external power supply pass through to isolate charhing unit 3 and charge for power cell 1, otherwise not and connect.Isolation is filled simultaneously Electric unit 3 possesses anti-reverse charging function, forbids that power cell 1 discharges to energy unit 2.
It can be seen that the energy unit 2 in emergency guarantee power supply of the present utility model no longer undertakes the high-power job task of transient state, The only lasting energy supply of responsible low-power load, energy unit is not in the situation of instantaneously larger voltage drop it is ensured that power-type Power unit can stably export, and energy unit is not damaged by heavy current impact, and the life-span is longer, it is to avoid energy unit is by " mistake Early " sentence useless, cause to waste.Energy unit can suitably reduce its body according to the energy requirement configuration capacity of other power consuming device Amass and weight, " weight reducing " is realized on type selection thus economizing on resources, reducing environmental pollution;Only relying on power cell is power Type power unit is powered, and makes the power supply quality of power-type power unit more preferably, prevents from excessively leading to power because of energy unit electric discharge The inoperable situation of type power unit.
Power cell 1 can be ultracapacitor monomer, the module being consisted of connection in series-parallel ultracapacitor monomer, or Person's traditional capacitor array, as shown in Fig. 2-a.Power cell may also be employed the accumulator of high rate performance and low temperature performance excellent Part, as shown in Fig. 2-b, energy storage device can be for possessing high-multiplying-power discharge performance battery, such as lithium ion battery (LiFePO4 System, ternary system, LiMn2O4 system, lithium titanate system etc.) and coiled high-rate lead-acid battery or low temperature high-rate lithium battery With low temperature high magnification lead-acid battery.Energy unit 2 can be lead-acid battery or Ni-MH battery, can also be LiMn2O4 Battery, ferric phosphate lithium cell, ternary battery, lithium titanate battery etc. therein any one.
Isolation charhing unit 3 possesses isolation and the effect charged, can be by power cell 4 and energy unit 5 electrically Keep apart, also power cell 4 can be charged, this isolation charhing unit can be by energy unit, external exchange or straight Stream power supply charges to power cell.According to the difference of charging input type, isolate the charging circuit of charhing unit and battery charges Circuit 4 all can be using ac-dc-ac-dc on-off circuit, ac-dc on-off circuit, dc-ac-dc on-off circuit or dc-dc switch electricity Road.
When using exchange input, such as utility grid, isolates charhing unit and battery charger can adopt ac-dc-ac- Dc on-off circuit, concrete structure as shown in Fig. 3-a, including the input rectifying filter circuit being sequentially connected, high frequency transformer and defeated Go out current rectifying and wave filtering circuit, this on-off circuit has corresponding control circuit, and exchange input is through this on-off circuit access power unit or energy Amount unit.Processing procedure is as follows: exchange input is transformed to direct current, then after current rectifying and wave filtering circuit carries out rectifying and wave-filtering process Enter into the alternating current that high frequency transformer carries out inversion and high frequency conversion is processed, after output frequency conversion, enter finally into output Current rectifying and wave filtering circuit, carries out rectification, filtering process by output rectifier and filter to the alternating current after conversion, obtains and power list The direct current that first or energy unit is adapted, is power cell or energy unit charges.The charging process of this on-off circuit is by controlling Circuit processed is controlled by drive circuit according to the signal that voltage loop and current loop collect on-off circuit.Simultaneously in order to Realize the protection to on-off circuit, this isolation charhing unit is additionally provided with protection circuit.
When isolating charhing unit or battery charger adopts ac-dc on-off circuit, its physical circuit such as Fig. 3-b institute Show, this on-off circuit includes transformer, current rectifying and wave filtering circuit and the voltage stabilizing being sequentially connected and current-limiting circuit, AC power is opened through this Close circuit access power unit or energy unit.The processing procedure of this on-off circuit is as follows: AC power passes through transformer transformation Afterwards, enter into current rectifying and wave filtering circuit and rectification and filtering are carried out to the alternating current after transformation, be input to by voltage stabilizing and current-limiting circuit Power cell or energy unit, realize the charging to power cell or energy unit.The control of this on-off circuit can be by opening Close and switch is arranged on circuit to realize, simultaneously in order to realize the protection to on-off circuit, this isolation charhing unit is additionally provided with guarantor Protection circuit.
When isolating charhing unit or battery charger adopts dc-ac-dc on-off circuit, its particular circuit configurations is as schemed Shown in 4-a, including the high frequency transformer being sequentially connected and output rectifier and filter, and corresponding control circuit, direct current is defeated Enter through this on-off circuit access power unit or energy unit.The processing procedure of this on-off circuit is as follows: high frequency transformer will be straight Stream input carries out inversion and frequency transformation, and is input to output rectifier and filter by obtaining the alternating current after frequency conversion, through output Current rectifying and wave filtering circuit carries out rectification and filtering to the alternating current after frequency conversion, obtains straight with what power cell or energy unit were adapted Stream electricity, is power cell or energy unit charges., by control circuit control, control circuit is according to voltage loop for whole on-off circuit The signal collecting on-off circuit with current loop is controlled by drive circuit.Simultaneously in order to realize the guarantor to on-off circuit Shield, this isolation charhing unit is additionally provided with protection circuit.
When isolating charhing unit or battery charger adopts dc-dc on-off circuit, its particular circuit configurations such as Fig. 4-b Shown, including the voltage conversion circuit being sequentially connected and voltage stabilizing and current-limiting circuit, direct current inputs through this on-off circuit access power Unit or energy unit are charged.The processing procedure of this on-off circuit is as follows: voltage conversion circuit transformation is passed through in direct current input Afterwards, enter voltage stabilizing and current-limiting circuit, obtain the direct current being adapted with power cell or energy unit through voltage stabilizing and current-limiting circuit, It is input to power cell or energy unit, thus realizing the charging to power cell or energy unit.The control of this on-off circuit Can be realized by setting switch on on-off circuit, simultaneously in order to realize the protection to on-off circuit, this isolation charhing unit It is additionally provided with protection circuit.
Isolation charhing unit and battery charger can according to the different charging structure of the different choice of charging input type, When the existing exchange input of charging input type has direct current input again, direct current can be inputted corresponding on-off circuit and exchange input Corresponding on-off circuit is combined.
Additionally, as needed, the combined type superbattery that the utility model is adopted also includes corresponding peripheral circuit, should Peripheral circuit includes testing circuit, protection and equalizing circuit and management and display module, by testing circuit real-time detection power The electricity of unit, realizes the balance protection of power cell by protection and equalizing circuit, charge protection, discharge prevention, overvoltage are protected Shield, under-voltage protection, overcurrent protection, overheat protector and short-circuit protection function etc., are realized to power list by management and display module The management of unit and parameter show.The work(that testing circuit, protection and equalizing circuit and management and display module can be realized as needed Can be designed, the realization of each functional circuit belongs to routine techniques means to those skilled in the art, no longer gives here Go out specific circuit explanation.
Emergency guarantee power supply of the present utility model adopts combined type superbattery as energy storage device, super using combined type The power cell of battery provides electric energy for power-type power unit, makes energy unit no longer undertake the high-power job task of transient state, Energy unit is only responsible for the lasting energy supply of low-power load, it is to avoid energy unit is subject to heavy current impact, and can to effectively improve it make Use the life-span.Meanwhile, energy unit type selection " can be reduced weight ", realize miniaturization, lightweight.Additionally, power cell is only For powering for power-type power unit.Whenever isolation charhing unit possesses anti-reverse charging function, and power cell all can not be to Energy unit discharges, and has certain protective effect to power cell.Rely on emergency guarantee power supply of the present utility model to be work(simultaneously Rate type power unit is powered, and more preferably, especially more preferably, energy unit will not go out cryogenic property power-type power unit power supply quality The situation of now instantaneously larger voltage drop it is ensured that power-type power unit can steady operation, reduce non-power type power unit because The damage that quality of power supply shakiness causes.
Electrical equipment is divided into power-type power unit and non-power type power unit, power-type electricity consumption list by the utility model Unit is only powered by power cell, and non-power type power unit is powered by with energy unit, reaches energy supply side and energy requirement The coupling of side and balance, make emergency guarantee power supply be optimized, and extend the life-span, improve performance, reduce the wasting of resources and system dimension Shield workload, and the employing by lightweight and the power cell of higher efficiency, realize effective energy-conservation.

Claims (7)

1. a kind of combined emergency ensures power supply, including battery charger and energy storage device it is characterised in that described energy storage Device is combined type superbattery, and including energy unit and power cell, power cell output end is provided with power output interface, For for electrical connection power-type power unit, energy unit output end is provided with energy output interface, for for electrical connection NOT function Rate type power unit, is connected with isolation charhing unit, described isolation charhing unit between energy unit and power cell output end For when power cell is powered to power-type power unit, disconnecting the electrical connection of power cell and energy unit, and in work( When rate unit electricity is less than setting value and power-type power unit and does not work, energy unit or outer is passed through by isolation charhing unit Connect power supply to charge for power cell, battery charger is connected with energy unit, for charging for energy unit, described energy Unit is energy storage device, and described power cell is the energy storage device of high-multiplying power discharge.
2. combined emergency according to claim 1 ensures power supply it is characterised in that described isolation charhing unit includes Power cell charging circuit, described battery charger and power cell charging circuit all can be using ac-dc-ac-dc switches Circuit, ac-dc on-off circuit, dc-ac-dc on-off circuit or dc-dc on-off circuit.
3. combined emergency according to claim 2 ensures power supply it is characterised in that described ac-dc-ac-dc switchs Circuit includes input rectifying filter circuit, high frequency transformer and the output rectifier and filter being sequentially connected, described input rectifying The input of filter circuit is used for connecting exchange input, is converted to and power cell or energy unit after processing through this on-off circuit The DC supply input being adapted is to power cell or energy unit.
4. combined emergency according to claim 2 ensures power supply it is characterised in that described ac-dc on-off circuit bag Include the transformer being sequentially connected, current rectifying and wave filtering circuit and voltage stabilizing and current-limiting circuit, the input of this on-off circuit is used for connecting to be handed over Stream input, is converted to the DC supply input being adapted with power cell or energy unit to power list after processing through this on-off circuit Unit or energy unit, are power cell or energy unit charges.
5. combined emergency according to claim 2 ensures power supply it is characterised in that described dc-ac-dc on-off circuit Including the high frequency transformer being sequentially connected and output rectifier and filter, the side of high frequency transformer is used for connecting direct current input, The DC supply input being adapted with power cell or energy unit is converted to power cell or energy after processing through this on-off circuit Amount unit, is power cell or energy unit charges.
6. combined emergency according to claim 2 ensures power supply it is characterised in that described dc-dc on-off circuit bag Include the voltage conversion circuit being sequentially connected and voltage stabilizing and current-limiting circuit, voltage conversion circuit input is used for connecting direct current input, The DC supply input being adapted with power cell or energy unit is converted to power cell or energy after processing through this on-off circuit Amount unit, is power cell or energy unit charges.
7. combined emergency according to claim 1 ensures power supply it is characterised in that described power cell is super electricity Container monomer, the module by ultracapacitor monomer connection in series-parallel composition or array of capacitors.
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CN106160159A (en) 2016-11-23
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