CN103219555B - A kind of wind-powered electricity generation quick, intelligent charging method of industry lead-acid battery and device - Google Patents
A kind of wind-powered electricity generation quick, intelligent charging method of industry lead-acid battery and device Download PDFInfo
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- CN103219555B CN103219555B CN201310098373.2A CN201310098373A CN103219555B CN 103219555 B CN103219555 B CN 103219555B CN 201310098373 A CN201310098373 A CN 201310098373A CN 103219555 B CN103219555 B CN 103219555B
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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- Y02E60/10—Energy storage using batteries
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Abstract
A kind of wind-powered electricity generation quick, intelligent charging method of industry lead-acid battery and device.Device comprises structure division and automatically controlled part, and structure division comprises: casing, ventilating fan, terminal board and battery case; Wherein: the end face of casing is provided with ventilating fan, scram button, start button, stop button, display screen and multiple protective tube, bottom is provided with battery case and charge power supply, inner top position is provided with a horizonal base plate, it is equipped with main circuit breaker, power module, Programmable Logic Controller, charge protection circuit breaker, terminal board, transducer and solid-state relay; Electric control part is divided and is comprised power protecting circuit, controlled charge power supply, controller, man-machine interface, testing circuit and power module.The quick, intelligent charging method of wind-powered electricity generation industry lead-acid battery provided by the invention and device can make original more loaded down with trivial details charging process become convenient; Have simultaneously intelligent high, man-machine interface good, facilitate charging process implementing monitoring, improves charge efficiency advantages of higher.
Description
Technical field
The invention belongs to electric power energy technical field, particularly relate to the quick, intelligent charging method of a kind of wind-powered electricity generation industry lead-acid battery and device.
Background technology
In the prior art, battery charging generally uses three grades of stepped charging methods.Its principle is charged according to current constant mode the first stage, when battery is charged to certain voltage, transfer that small area analysis is continuous to be filled to, although this method can simulate the acceptable best curve of storage battery of Maas more effectively, but can not be too large in the charging current of one-level constant-current charging phase, otherwise easily produce polarization phenomena, therefore charging rate is not very fast.
Summary of the invention
In order to solve the problem, the object of the present invention is to provide the quick, intelligent charging method of a kind of wind-powered electricity generation industry lead-acid battery and device.
In order to achieve the above object, the quick, intelligent charging method of wind-powered electricity generation industry lead-acid battery provided by the invention comprises the following step performed in order:
Step one, to charge the initialized S1 stage: this stage is the charging preparatory stage, first sets the electric current initial value of constant current charge, then enters next step;
The S2 stage of step 2, constant current charge: the charging current value according to setting carries out timing constant current charge, then enters next step;
The S3 stage that step 3, time delay are waited for: stop charging, wait for a time period, then enter next step;
Step 4, judge the S4 the stage whether first stage completes: according to being judged by the terminal voltage at rechargeable battery two ends whether first stage i.e. ' intermittent charge stage ' charging completes, the condition that the intermittent charge stage terminates is that charged battery voltage reaches 90% of storage battery nominal discharge voltage, if judged result is "Yes", then enter next step, the end intermittent charge stage enters the constant charging stage; Otherwise turn the porch skipping to the S7 stage, next step performs the S7 stage;
The S5 stage of step 5, constant voltage charge: the constant voltage charge carrying out a period according to set point, then enters next step;
Step 6, judge the S6 stage that whether terminates of charging: whether judge to charge completes, constant voltage charging phase termination condition is that charging current is less than 0.7%CA, if judged result is "Yes", then charging flow so far terminates, otherwise turn the porch skipping to the S5 stage, next step proceeds constant voltage charge;
In the S7 stage of step 7, adjustment charging current: the set point reducing one-level charging current, then entering the S2 stage carries out next circulation constant current charge.
Wind-powered electricity generation industry lead-acid battery fast smart charger provided by the invention comprises structure division and automatically controlled part, and structure division comprises: casing, ventilating fan, terminal board and battery case; Wherein: the end face of casing is provided with ventilating fan, scram button, start button, stop button, display screen and multiple protective tube, bottom is provided with battery case and charge power supply, inner top position is provided with a horizonal base plate, it is equipped with main circuit breaker, power module, Programmable Logic Controller, charge protection circuit breaker, terminal board, transducer and solid-state relay;
Ventilating fan is arranged on the rear portion of box top;
Terminal board adopts the combined terminal board of multidigit, and it is fixed on base plate by track, for connecting power line and other contact with foreign countries wiring;
Battery case is drawer type box body, is arranged on the below of box bottom, and inside is provided with multiple battery charge position with charging contact, for placing the battery needing charging;
Charge power supply is lead-acid battery charge power supply assembly, is arranged on the bottom of casing, possesses constant current charge and constant voltage charge charge mode;
Display screen is the display apparatus module of band touch-screen, and being arranged on the middle part of box top, is the user interface of charging device;
Scram button, start button and stop button are user operation button, are arranged on the side of display screen; Protective tube is fuse assembly, is arranged on the opposite side of display screen;
Main circuit breaker is air switch, and it is fixed on base plate by track, is the input power protector of charging device;
Power module is 24V DC power supplier, and it is fixed on base plate by track, for providing working power for Programmable Logic Controller and other electricity consumption device;
Programmable Logic Controller is the controller of whole charging device, and it is fixed on base plate by track;
Charge protection circuit breaker is direct current air switch, and it is fixed on base plate by track, for providing charge protection;
Transducer comprises multiple current sensor and voltage sensor, and multiple transducer is fixed on base plate side by side by track;
Solid-state relay is noncontacting switch device, and multiple solid-state relay is fixed on base plate side by side respectively by track, switches charging current levels for controlling charge power supply and changes charge mode;
Described electric control part is divided and is comprised power protecting circuit, controlled charge power supply, controller, man-machine interface, testing circuit and power module; Wherein:
Power protecting circuit is made up of main circuit breaker and protective tube; Its input is connected with input power, and output is connected with controlled charge power supply;
Controlled charge power supply is made up of multiple solid-state relay, charge power supply and charge protection circuit breaker, it is connected with battery case with controller respectively, can carry out constant current charge and the constant voltage charge of many grading currents under the control of the controller to the storage battery being arranged on battery inside;
Controller is made up of Programmable Logic Controller, and it is the control core of whole device, is connected respectively with power protecting circuit, controlled charge power supply, man-machine interface with testing circuit;
Man-machine interface is made up of display screen and multiple control button, for receiving the instruction of user, and shows operating state and the internal information of this device;
Testing circuit is made up of multiple transducer, and for detecting magnitude of voltage and the charging current value of rechargeable battery in each charge position, it is connected with battery case.
Power module is DC power supply, and it is connected with testing circuit with controller, man-machine interface respectively.
Described solid-state relay is small-sized noncontacting switch device; Main circuit breaker is small air switch.
The quick, intelligent charging method of wind-powered electricity generation industry lead-acid battery provided by the invention and device can make original more loaded down with trivial details charging process become convenient; Have simultaneously intelligent high, man-machine interface good, facilitate charging process implementing monitoring, improves charge efficiency advantages of higher.
Accompanying drawing explanation
Fig. 1 is the quick, intelligent charging method flow chart of wind-powered electricity generation industry lead-acid battery provided by the invention.
Fig. 2 is wind-powered electricity generation industry lead-acid battery fast smart charger external view provided by the invention.
Fig. 3 is wind-powered electricity generation industry lead-acid battery fast smart charger interior views provided by the invention.
Fig. 4 is that wind-powered electricity generation industry lead-acid battery fast smart charger electric control part provided by the invention is grouped into block diagram.
Embodiment
Below in conjunction with the drawings and specific embodiments, the quick, intelligent charging method of wind-powered electricity generation industry lead-acid battery provided by the invention and device are described in detail.
Fig. 1 shows the quick, intelligent charging method flow chart of wind-powered electricity generation industry lead-acid battery provided by the invention.As shown in Figure 1, charging process is divided into two stages by the quick, intelligent charging method of wind-powered electricity generation industry lead-acid battery provided by the invention, that is: intermittent charge stage and constant charging stage;
First stage: intermittent charge stage is time-dependent current intermittent charge, and this stage adopts the intermittent charge of deboost time-dependent current mode, and be also the main charging stage, most electric energy is filled with within this stage;
Second stage: constant charging stage, adopts constant-voltage charge mode to charge; The object in this stage ensures to be full of electricity to battery to greatest extent on the basis not damaging battery.
The quick, intelligent charging method of wind-powered electricity generation industry lead-acid battery provided by the invention comprises the following step performed in order:
Step one, to charge the initialized S1 stage: this stage is the charging preparatory stage, first sets the electric current initial value of constant current charge, then enters next step;
The S2 stage of step 2, constant current charge: the charging current value according to setting carries out timing constant current charge, then enters next step;
The S3 stage that step 3, time delay are waited for: stop charging, wait for a time period, then enter next step;
Step 4, judge the S4 the stage whether first stage completes: according to being judged by the terminal voltage at rechargeable battery two ends whether first stage i.e. ' intermittent charge stage ' charging completes, the condition that the intermittent charge stage terminates is that charged battery voltage reaches 90% of storage battery nominal discharge voltage, if judged result is "Yes", then enter next step, the end intermittent charge stage enters the constant charging stage; Otherwise turn the porch skipping to the S7 stage, next step performs the S7 stage;
The S5 stage of step 5, constant voltage charge: the constant voltage charge carrying out a period according to set point, then enters next step;
Step 6, judge the S6 stage that whether terminates of charging: whether judge to charge completes, constant voltage charging phase termination condition is that charging current is less than 0.7%CA, if judged result is "Yes", then charging flow so far terminates, otherwise turn the porch skipping to the S5 stage, next step proceeds constant voltage charge;
In the S7 stage of step 7, adjustment charging current: the set point reducing one-level charging current, then entering the S2 stage carries out next circulation constant current charge.
As shown in Figure 2 and Figure 3, the quick, intelligent device of wind-powered electricity generation industry lead-acid battery provided by the invention comprises structure division and automatically controlled part, and structure division comprises: casing, ventilating fan 1, terminal board 11 and battery case 14; Wherein: casing is square casing, its end face is provided with ventilating fan 1, scram button 2, start button 3, stop button 4, display screen 5 and multiple protective tube 6, bottom is provided with battery case 14 and charge power supply 15, inner top position is provided with a horizonal base plate, it is equipped with main circuit breaker 7, power module 8, Programmable Logic Controller 9, charge protection circuit breaker 10, terminal board 11, transducer 12 and solid-state relay 13;
Ventilating fan 1 is small rotary ventilating fan, and two ventilating fans 1 are disposed side by side on the rear portion of box top, for air draft, to be the device heat radiation of box house;
Terminal board 11 adopts the combined terminal board of multidigit, and it is fixed on base plate by track, for connecting power line and other contact with foreign countries wiring;
Battery case 14 is drawer type box body, and it is arranged on the below of box bottom, and can extract out from the front from casing and push, the inside of battery case 14 is provided with multiple battery charge position with charging contact, for placing the battery needing charging;
Charge power supply 15 is lead-acid battery charge power supply assembly, is arranged on the bottom of casing, possesses constant current charge and constant voltage charge charge mode; When constant current charge, the size of charging current can be changed as required, realize the constant current charge of many grading currents;
Display screen 5 is the display apparatus module of band touch-screen, and it is arranged on the middle part of box top, is the user interface of charging device;
Scram button 2, start button 3 and stop button 4 are user operation button, and it is arranged on the side of display screen 5; Protective tube 6 is the effect of fuse assembly, the overcurrent protection of initial line road, and it is arranged on the opposite side of display screen 5;
Main circuit breaker 7 is small air switch, and it is fixed on base plate by track, is the input power protector of charging device;
Power module 8 is 24V DC power supplier, and it is fixed on base plate by track, for providing working power for Programmable Logic Controller 9 and other electricity consumption device;
Programmable Logic Controller 9 is the controller of whole charging device, and it is fixed on base plate by track;
Charge protection circuit breaker 10 is small-sized DC air switch, and it is fixed on base plate by track, for providing charge protection;
Transducer 12 comprises multiple current sensor and voltage sensor, and for detecting charging current value and the magnitude of voltage of each charge circuit, multiple transducer 12 is fixed on base plate side by side by track;
Solid-state relay 13 is small-sized noncontacting switch device, and multiple solid-state relay 13 is fixed on base plate side by side respectively by track, switches charging current levels for controlling charge power supply 14 and changes charge mode.
Fig. 4 shows wind-powered electricity generation industry lead-acid battery fast smart charger electric control part provided by the invention and is grouped into block diagram.
As shown in Figure 4, electric control part is divided and is comprised: power protecting circuit 101, controlled charge power supply 102, controller 103, man-machine interface 104, testing circuit 105 and power module 8; Wherein:
Power protecting circuit 101 is made up of main circuit breaker 7 and protective tube 6; Its input is connected with input power, and output is connected with controlled charge power supply 102;
Controlled charge power supply 102 is made up of multiple solid-state relay 13, charge power supply 15 and charge protection circuit breaker 10, it is connected with battery case 14 with controller 103 respectively, can carry out constant current charge and the constant voltage charge of many grading currents under the control of controller 103 to the storage battery being arranged on battery case 14 inside;
Controller 103 is made up of Programmable Logic Controller 9, and it is the control core of whole device, is connected respectively with power protecting circuit 101, controlled charge power supply 102, man-machine interface 104 with testing circuit 105;
Man-machine interface 104 is made up of display screen 5 and multiple control button, for receiving the instruction of user, and shows operating state and the internal information of this device, and user can be arranged this device by man-machine interface 14 and monitor;
Testing circuit 105 is made up of multiple transducer 12, and for detecting magnitude of voltage and the charging current value of rechargeable battery in each charge position, it is connected with battery case 14.
Power module 8 is DC power supply, and it is connected with testing circuit 105 with controller 103, man-machine interface 104 respectively.
Wind-powered electricity generation industry lead-acid battery fast smart charger provided by the invention is feature when charging according to lead-acid battery, adopts two-part intelligent charging method; Theoretically, in order to quick charge, be charged into more electricity, should charging current be strengthened.But while the principle of quick charge tells us to strengthen charging current, battery positive voltage can be caused to go out oxygen excessive velocities, and infiltration rate does not catch up with, and causes battery polarization and dehydration, causes battery failure.In order to avoid this situation, adopt batch (-type) to stop filling, storage battery to be regrouped absorption, for the constant current charge of next round is ready if having time through the oxygen that chemical reaction produces.After stopping filling the some time, use little one-level electric current to charge, this makes it possible to the optimum efficiency ensureing charging.
Wind-powered electricity generation industry lead-acid battery fast smart charger provided by the invention adopts current regulator power supply as the power-supply device of charging device, can provide constant voltage, constant-current supply.Power acquisition civil power 220V inputs, and 0-30V exports, and has PLC technology.Magnitude of voltage, current value can be controlled by outside 0-10V standard procedure control signal.The electric current that current regulator power supply exports is linked on the battery in battery case through solid-state relay; Solid-state relay can control the size of charging current at this.Be arranged on current sensor on battery case charging contact and the voltage sensor real time data for the electric current and voltage of battery when Programmable Logic Controller provides charging, Programmable Logic Controller carries out charging according to these data and controls and alert process.Programmable Logic Controller, according to the setting of man-machine interface, utilizes PWM pulse width control mode, regulates the control side duty ratio on solid-state relay, and then controls charging current value size, charges according to time-dependent current intermittent mode.When the corresponding circuit of disconnection after battery is full of being detected, if it is complete to charge, Programmable Logic Controller sends alarm.
Human Machine Interface is that user provides abundant function menu.After user enters runnable interface, can charging modes be selected, and according to the difference of storage battery, the parameter of each charging stage is set, having comprised charging stream, having stopped charging voltage, charging interval, time-dependent current coefficient and pulse duty factor.User is also by mouse or input through keyboard new data.
Claims (2)
1. a wind-powered electricity generation industry lead-acid battery fast smart charger, its charging method adopted comprises the following step performed in order:
Step one, to charge the initialized S1 stage: this stage is the charging preparatory stage, first sets the electric current initial value of constant current charge, then enters next step;
The S2 stage of step 2, constant current charge: the charging current value according to setting carries out timing constant current charge, then enters next step;
The S3 stage that step 3, time delay are waited for: stop charging, wait for a time period, then enter next step;
Step 4, judge the S4 the stage whether first stage completes: according to being judged by the terminal voltage at rechargeable battery two ends whether first stage i.e. ' intermittent charge stage ' charging completes, the condition that the intermittent charge stage terminates is that charged battery voltage reaches 90% of storage battery nominal discharge voltage, if judged result is "Yes", then enter next step, the end intermittent charge stage enters the constant charging stage; Otherwise turn the porch skipping to the S7 stage, next step performs the S7 stage;
The S5 stage of step 5, constant voltage charge: the constant voltage charge carrying out a period according to set point, then enters next step;
Step 6, judge the S6 stage that whether terminates of charging: whether judge to charge completes, constant voltage charging phase termination condition is that charging current is less than 0.7%CA, if judged result is "Yes", then charging flow so far terminates, otherwise turn the porch skipping to the S5 stage, next step proceeds constant voltage charge;
In the S7 stage of step 7, adjustment charging current: the set point reducing one-level charging current, then entering the S2 stage carries out next circulation constant current charge;
It is characterized in that: described wind-powered electricity generation industry lead-acid battery fast smart charger comprises structure division and automatically controlled part, and structure division comprises: casing, ventilating fan (1), terminal board (11) and battery case (14); Wherein: the end face of casing is provided with ventilating fan (1), scram button (2), start button (3), stop button (4), display screen (5) and multiple protective tube (6), bottom is provided with battery case (14) and charge power supply (15), inner top position is provided with a horizonal base plate, it is equipped with main circuit breaker (7), power module (8), Programmable Logic Controller (9), charge protection circuit breaker (10), terminal board (11), transducer (12) and solid-state relay (13);
Ventilating fan (1) is arranged on the rear portion of box top;
Terminal board (11) adopts the combined terminal board of multidigit, and it is fixed on base plate by track, for connecting power line and other contact with foreign countries wiring;
Battery case (14) is drawer type box body, is arranged on the below of box bottom, and inside is provided with multiple battery charge position with charging contact, for placing the battery needing charging;
Charge power supply (15) is lead-acid battery charge power supply assembly, is arranged on the bottom of casing, possesses the charge mode of constant current charge and constant voltage charge;
Display screen (5) is the display apparatus module of band touch-screen, and being arranged on the middle part of box top, is the user interface of charging device;
Scram button (2), start button (3) and stop button (4) are user operation button, are arranged on the side of display screen (5); Protective tube (6) is fuse assembly, is arranged on the opposite side of display screen (5);
Main circuit breaker (7) is air switch, and it is fixed on base plate by track, is the input power protector of charging device;
Power module (8) is 24V DC power supplier, and it is fixed on base plate by track, for providing working power for Programmable Logic Controller (9) and other electricity consumption device;
The controller that Programmable Logic Controller (9) is whole charging device, it is fixed on base plate by track;
Charge protection circuit breaker (10) is direct current air switch, and it is fixed on base plate by track, for providing charge protection;
Transducer (12) comprises multiple current sensor and voltage sensor, and multiple transducer (12) is fixed on base plate side by side by track;
Solid-state relay (13) is noncontacting switch device, and multiple solid-state relay (13) is fixed on base plate side by side respectively by track, switches charging current levels for controlling charge power supply (14) and changes charge mode;
Described electric control part is divided and is comprised power protecting circuit (101), controlled charge power supply (102), controller (103), man-machine interface (104), testing circuit (105) and power module (8); Wherein:
Power protecting circuit (101) is made up of main circuit breaker (7) and protective tube (6); Its input is connected with input power, and output is connected with controlled charge power supply (102);
Controlled charge power supply (102) is made up of multiple solid-state relay (13), charge power supply (15) and charge protection circuit breaker (10), it is connected with battery case (14) with controller (103) respectively, can carry out constant current charge and the constant voltage charge of many grading currents under the control of controller (103) to the storage battery being arranged on battery case (14) inside;
Controller (103) is made up of Programmable Logic Controller (9), it is the control core of whole device, is connected respectively with power protecting circuit (101), controlled charge power supply (102), man-machine interface (104) with testing circuit (105);
Man-machine interface (104) is made up of display screen (5) and multiple control button, for receiving the instruction of user, and shows operating state and the internal information of this device;
Testing circuit (105) is made up of multiple transducer (12), and for detecting magnitude of voltage and the charging current value of rechargeable battery in each charge position, it is connected with battery case (14);
Power module (8) is DC power supply, and it is connected with testing circuit (105) with controller (103), man-machine interface (104) respectively.
2. wind-powered electricity generation industry lead-acid battery fast smart charger according to claim 1, is characterized in that: described solid-state relay (13) is small-sized noncontacting switch device; Main circuit breaker (7) is small air switch; Charge protection circuit breaker (10) is small-sized DC air switch.
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| CN201310098373.2A CN103219555B (en) | 2013-03-26 | 2013-03-26 | A kind of wind-powered electricity generation quick, intelligent charging method of industry lead-acid battery and device |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101246976A (en) * | 2008-03-25 | 2008-08-20 | 东南大学 | Lead acid accumulator charging method and charger thereof |
| CN202663151U (en) * | 2012-06-29 | 2013-01-09 | 温州大学 | Quick charge system for lead-acid storage batteries in photovoltaic system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101325272B (en) * | 2007-06-11 | 2010-06-02 | 吴文恺 | Balance charging method and apparatus thereof |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101246976A (en) * | 2008-03-25 | 2008-08-20 | 东南大学 | Lead acid accumulator charging method and charger thereof |
| CN202663151U (en) * | 2012-06-29 | 2013-01-09 | 温州大学 | Quick charge system for lead-acid storage batteries in photovoltaic system |
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