CN106023447A - Power management system applied to public bike system - Google Patents
Power management system applied to public bike system Download PDFInfo
- Publication number
- CN106023447A CN106023447A CN201610590796.XA CN201610590796A CN106023447A CN 106023447 A CN106023447 A CN 106023447A CN 201610590796 A CN201610590796 A CN 201610590796A CN 106023447 A CN106023447 A CN 106023447A
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- China
- Prior art keywords
- voltage
- lead
- power
- public bicycles
- acid battery
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- 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.)
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Classifications
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
- G07F15/003—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity for electricity
- G07F15/005—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity for electricity dispensed for the electrical charging of vehicles
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
Abstract
The invention discloses a power management system applied to a public bike system. The power management system comprises a lead-acid cell charger, a lead-acid cell, a power management module and the public bike system, wherein the lead-acid cell charger is used for being connected with a street lamp alternating current power supply as input; the lead-acid cell is used for being electrically connected with the lead-acid cell charger and performing charging through the lead-acid cell charger; the power management module is used for converting output voltage of the lead-acid cell so as to meet the requirement for voltage of each equipment of the public bike system and output the converted voltage to each equipment of the public bike system, meanwhile monitors the voltage of the lead-acid battery and turns on or turns off a power source according to the voltage status of the battery, and the public bike system at least comprises an industrial personal computer, and the industrial personal computer is used for receiving the voltage of the lead-acid battery monitored and reported by the power management module in real time. The system is used for performing 24-h uninterruptible power supply to the public bike system by means of an existing street lamp power supply system, and the system stability is high.
Description
Technical field
The invention belongs to technical field of power management, be specifically related to a kind of power-supply management system being applied to public bicycles system.
Background technology
Street lamp power supply, road lamp power supply system is the electric power system that city public way has existed, and the application system relevant to urban public transport to some is if able to use street lamp power supply, road lamp power supply system, and power supply cost and construction cost to whole system all can be substantially reduced.But street lamp power supply, road lamp power supply system has its particularity, the most only just powers in the specific time at night, and remaining time, electric power system was closed.
The system of existing street lamp power supply, road lamp power supply uses the combined system of UPS, lead-acid battery and switch power module, as shown in Figure 1.When street lamp power supply, road lamp power supply is opened, system by street lamp by the alternating current power supply needed for ups power output system, alternating current power supply again through AC/DC switch power module to system power supply, simultaneously UPS to lead-acid battery charge.When street lamp power supply, road lamp power supply system is closed, lead-acid battery powering to UPS, the alternating current power supply needed for UPS output system, alternating current power supply passes through AC/DC switch power module to system power supply.There is several defect in the combined system of existing UPS, lead-acid battery and switch power module.First, UPS are not the lead-acid battery charger of specialty, are typically only capable to provide simple Charge Management, make battery cannot can reach maximum charge efficiency in the limited charging interval.Second, system have employed direct current and delivers stream and turn the transformation process of direct current again when battery is powered, and the conversion of every one-level is all unable to reach the conversion efficiency of 100%, and the power supplying efficiency making whole system is low.3rd, UPS and Switching Power Supply cost are the highest, and price improves along with the raising of power.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of power-supply management system being applied to public bicycles system, and for by utilizing existing street lamp power supply, road lamp power supply system that public bicycles system carries out 24 hours uninterrupted power supplies, system stability is strong.
For solving above-mentioned technical problem, the present invention adopts the following technical scheme that:
A kind of power-supply management system being applied to public bicycles system, including:
Lead-acid battery charger, is used for connecting street lamp alternating current power supply as input；
Lead-acid battery, for electrically connecting with lead-acid battery charger, and is charged by lead-acid battery charger；
Power management module, export to public bicycles system for the output voltage of lead-acid battery carries out changing to adapt to each equipment voltage requirements of public bicycles system, carry out the monitoring of lead-acid battery voltage simultaneously, close according to the voltage status of battery or turn on the power；And,
Public bicycles system, at least includes industrial computer, and described industrial computer is for receiving the lead-acid battery voltage that power management module is monitored in real time and reported.
Preferably, described public bicycles system farther includes some lock devices, each lock device is provided with card reader, described industrial computer is provided with the first single-chip microcomputer being connected with described card reader, it is additionally provided with cipher key unit on described industrial computer, described cipher key unit includes the first chip and at least one piece of safety verification card, described first single-chip microcomputer is connected with described safety verification card by described first chip, described first single-chip microcomputer receives rent at described card reader and returns the car signal, and after signal of being returned the car by this rent is transferred to described first chip, described first chip is transferred on described safety verification card data and is returned the car signal with checking rent.
Preferably, described power management module farther includes cell input terminal, protection circuit, control circuit, current/voltage sample circuit, second singlechip, at least one road regulated power supply output circuit, controllable electric cell voltage output circuit, RS232 interface and state indicator module.
Preferably, cycle current/voltage sample circuit per very first time carries out primary voltage detection, and is indicated by state indicator module according to magnitude of voltage, and when cell voltage is more than the first voltage threshold, LED shows green；When cell voltage is in the first voltage range, LED shows yellow；When cell voltage is in the second voltage range, LED shows redness；When cell voltage is less than the second voltage threshold, LED shows red sudden strain of a muscle.
Preferably, when systems stay the second time detecting to cell voltage is less than the second voltage threshold, system closes the output of power supply by control circuit；When cell voltage recovers higher than battery rated operational voltage, system turns on the power output by control circuit.
Preferably, described control circuit includes relay.
Preferably, described public bicycles system farther includes background server, and described background server is in order to check lead-acid battery and power supply status.
The present invention is used to have a following beneficial effect:
The power-supply management system being applied to public bicycles system is powered by the alternating current power supply 1, utilizing existing road lamp system, and the circuit paving being greatly reduced the power-supply management system being applied to public bicycles system builds up this, facilitates system to extend；
2, having an industrial computer and some lock devices at a public bicycles lease point, when cipher key unit is arranged on industrial computer, by same cipher key unit, the card reader in different lock devices can verify that rent is returned the car signal.It is so designed that, effectively reduces public bicycles and rent the manufacturing cost of system of returning the car；
3, system can also be adjusted flexibly output voltage, and the overdischarge risk of Reasonable Protection battery.
Accompanying drawing explanation
Fig. 1 is the theory diagram of the street lamp power supply, road lamp power supply system of prior art；
Fig. 2 is the theory diagram of the power-supply management system being applied to public bicycles system of the embodiment of the present invention；
Fig. 3 is the theory diagram of the power management module of the power-supply management system being applied to public bicycles system of the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of protection of the invention.
See Fig. 2, show the theory diagram of the power-supply management system being applied to public bicycles system of the embodiment of the present invention, comprising: lead-acid battery charger 7, be used for connecting street lamp alternating current power supply 3 as input；Lead-acid battery 2, for electrically connecting with lead-acid battery charger 7, and is charged by lead-acid battery charger 7；Power management module 1, the each equipment to public bicycles system is exported for the output voltage of lead-acid battery 2 carries out changing to adapt to each equipment voltage requirements of public bicycles system, carry out the monitoring of lead-acid battery voltage simultaneously, close according to the voltage status of battery or turn on the power；And, public bicycles system 4, at least include industrial computer, industrial computer is for receiving the lead-acid battery voltage that power management module is monitored in real time and reported.
The power-supply management system being applied to public bicycles system of arrangement above, lead-acid battery charger is utilized to charge to lead-acid battery by existing road lamp system in the alternating current power supply that the period of normal power supply provides, to by lead-acid battery, the equipment of public bicycles system is carried out continual power supply in 24 hours simultaneously, utilize power management module that power supply real-time status is monitored simultaneously, and according to different concrete application instruction cell voltage states and the control of power supply output, improve the service life of battery.
Further, public bicycles system farther includes some lock devices in addition to industrial computer, each lock device is provided with card reader, industrial computer is provided with the first single-chip microcomputer being connected with card reader, cipher key unit it is additionally provided with on industrial computer, cipher key unit includes the first chip and at least one piece of safety verification card, first single-chip microcomputer is connected with safety verification card by the first chip, first single-chip microcomputer receives rent at card reader and returns the car signal, and after signal of being returned the car by this rent is transferred to the first chip, the first chip is transferred on described safety verification card data and is returned the car signal with checking rent.By the cipher key unit unification arranged on industrial computer, some lock devices carry out key management, by same cipher key unit, the card reader in different lock devices can verify that rent is returned the car signal.It is so designed that, effectively reduces public bicycles and rent the manufacturing cost of system of returning the car.
Further; power management module includes cell input terminal 101; protection circuit 102; for controlling the control circuit 105 of controllable electric cell voltage output circuit 106 switch; current/voltage sample circuit 103, receives the second singlechip 104 of the current and voltage signals gathered, at least one road regulated power supply output circuit 109; controllable electric cell voltage output circuit 106, the RS232 interface 107 being connected with second singlechip outfan and for indicating the state indicator module 108 of lead-acid battery voltage status.Wherein protection circuit is used for anti-overvoltage, anti-overflow and anti-reverse.Regulated power supply output circuit 109 is for being powered to the industrial computer in bicycle system, the network equipment etc., owing to being arranged to adjustable voltage output so that the scope of the electrical equipment of the bicycle system that can be suitable for is relatively wide, and system suitability is strong.Controllable electric cell voltage output circuit 106 is for powering to the lock device in public bicycles system.Current/voltage sample circuit is for gathering the voltage of lead-acid battery, load current or charging current.In one concrete application example, as a example by 24V lead-acid battery, when cell voltage changes, state indicator module is with different colors and flicker instruction electricity cell voltage state.Owing to lead-acid battery has a strong impact on battery life when over-discharge, so when battery is less than 22V, the closedown of system control each road power supply, so that by load reduction to minimum, protects battery life.Further, cycle current/voltage sample circuit per very first time carries out primary voltage detection, and is indicated by state indicator module according to magnitude of voltage, and when cell voltage is more than the first voltage threshold, LED shows green；When cell voltage is in the first voltage range, LED shows yellow；When cell voltage is in the second voltage range, LED shows redness；When cell voltage is less than the second voltage threshold, LED shows red sudden strain of a muscle.Such as, or as a example by 24V lead-acid battery, and indicated by three-color LED according to magnitude of voltage.When cell voltage is more than 25V, LED shows green；When cell voltage is between 24V～25V, LED shows yellow；When cell voltage is in 23V～24V, LED shows redness；When cell voltage is less than 23V, LED shows red sudden strain of a muscle.
When systems stay the second time detecting to cell voltage is less than the second voltage threshold, system closes the output of power supply by control circuit；When cell voltage recovers higher than battery rated operational voltage, system turns on the power output by control circuit.Or as a example by 24V lead-acid battery, when systems stay detects that cell voltage is less than 22V in 30 seconds, the system output by cut-off power supply.When cell voltage recovers higher than 24V, system turns on the power output by relay.Such as, system power supply output 24V powers to lock device, and 12V powers to middle control machine and 3G router.Powering on 10 hours according to street lamp, the power-off service condition of 14 hours, system keeps 24 hours running without interruption.In maximum conditions are tested, system can keep 10 hours charging, 30 hours uninterrupted operation records.System closes system power supply when 22V, automatically opens up power supply when cell voltage returns to 24V.
In concrete application example, control circuit includes relay.Use relay that the output state of lock device is controlled.
In concrete application example, public bicycles system 4 farther includes background server, and background server is in order to check lead-acid battery and power supply status.Can realize lead-acid battery by background server and each road power supply status is checked, the problem of noting abnormalities can process in time.
Should be appreciated that exemplary embodiment as herein described is illustrative and be not restrictive.Although being described in conjunction with the accompanying one or more embodiments of the invention, it should be understood by one skilled in the art that in the case of the spirit and scope of the present invention limited without departing from claims, the change of various forms and details can be made.
Claims (7)
1. the power-supply management system being applied to public bicycles system, it is characterised in that including:
Lead-acid battery charger, is used for connecting street lamp alternating current power supply as input；
Lead-acid battery, for electrically connecting with lead-acid battery charger, and is filled by lead-acid battery charger
Electricity；
Power management module, for carrying out changing to adapt to public bicycles system by the output voltage of lead-acid battery
Each equipment voltage requirements of system exports to public bicycles system, carries out the monitoring of lead-acid battery voltage simultaneously,
Voltage status according to battery is closed or turns on the power；And,
Public bicycles system, at least includes that industrial computer, described industrial computer are used for receiving power management module real
Time monitoring and the lead-acid battery voltage that reports.
2. according to the power-supply management system being applied to public bicycles system described in claim 1, its feature
Being, described public bicycles system farther includes some lock devices, and each lock device is provided with card reader,
Described industrial computer is provided with the first single-chip microcomputer being connected with described card reader, and described industrial computer is additionally provided with key
Unit, described cipher key unit includes the first chip and at least one piece of safety verification card, and described first single-chip microcomputer leads to
Crossing described first chip to be connected with described safety verification card, described first single-chip microcomputer receives at described card reader
Return the car signal to rent, and after signal of being returned the car by this rent is transferred to described first chip, described first chip is transferred
On described safety verification card, data are returned the car signal with checking rent.
3. according to the power-supply management system being applied to public bicycles system described in claim 1 or 2, its
Being characterised by, described power management module farther includes cell input terminal, protection circuit, control circuit,
Current/voltage sample circuit, second singlechip, at least one road regulated power supply output circuit, controllable electric cell voltage
Output circuit, RS232 interface and state indicator module.
4. according to the power-supply management system being applied to public bicycles system described in claim 3, its feature
Being, cycle current/voltage sample circuit per very first time carries out primary voltage detection, and leads to according to magnitude of voltage
Crossing state indicator module to indicate, when cell voltage is more than the first voltage threshold, LED shows green；
When cell voltage is in the first voltage range, LED shows yellow；When cell voltage is in the second voltage zone
Between time, LED shows redness；When cell voltage is less than the second voltage threshold, LED shows red sudden strain of a muscle.
5. according to the power-supply management system being applied to public bicycles system described in claim 4, its feature
Being, when systems stay the second time detecting to cell voltage is less than the second voltage threshold, system is by control
Circuit processed closes the output of power supply；When cell voltage recovers higher than battery rated operational voltage, system is passed through
Control circuit turns on the power output.
6., according to the power-supply management system of the application public bicycles system described in claim 3, its feature exists
In, described control circuit includes relay.
7. according to the power supply pipe of the arbitrary described application public bicycles system of claim 1 or 2 or 4 or 5
Reason system, it is characterised in that described public bicycles system farther includes background server, described backstage
Server is in order to check lead-acid battery and power supply status.
Priority Applications (1)
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| CN201610590796.XA CN106023447A (en) | 2016-07-25 | 2016-07-25 | Power management system applied to public bike system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610590796.XA CN106023447A (en) | 2016-07-25 | 2016-07-25 | Power management system applied to public bike system |
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| CN106023447A true CN106023447A (en) | 2016-10-12 |
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Application publication date: 20161012 |