CN105207321A - Charging method, charging device and power device - Google Patents
Charging method, charging device and power device Download PDFInfo
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- CN105207321A CN105207321A CN201510738640.7A CN201510738640A CN105207321A CN 105207321 A CN105207321 A CN 105207321A CN 201510738640 A CN201510738640 A CN 201510738640A CN 105207321 A CN105207321 A CN 105207321A
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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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The invention provides a charging method, a charging device and a power device. The charging method comprises the following steps: detecting the initial voltage of a battery; determining the battery type of the battery according to the initial voltage; charging the battery according to a charging parameter corresponding to the battery type. Through the adoption of the technical scheme provided by the invention, convenience for a user to charge the battery of an electric vehicle is improved, and the battery is prevented from being damaged due to charging.
Description
Technical field
The present invention relates to power-supply device technical field, in particular to a kind of charging method, a kind of charging device and a kind of power-supply device.
Background technology
At present, user can carry with the battery of charger to electric motor car and charge, but charger is easy to stolen or is damaged owing to drenching with rain, and user carries with charger inconvenience.User also can charge at quick charge station, and general 2 yuans of throwing can charge 20 minutes, but, the quick charge station charging interval is short, causes battery to be not fully filled electricity, nor can detect the voltage of battery, namely quick charge station High-current output charges to battery, is also just easy to battery to fill bad.
Therefore, how to improve the convenience that user charges to the battery of electric motor car, washed out when avoiding battery to charge becomes problem demanding prompt solution simultaneously.
Summary of the invention
The present invention, just based on the problems referred to above, proposes a kind of new technical scheme, not only can improve the convenience that user charges to the battery of electric motor car, and is washed out when battery can be avoided to charge.
In view of this, an aspect of of the present present invention proposes a kind of charging method, comprising: the initial voltage detecting battery; The battery types of described battery is determined according to described initial voltage; According to the charge parameter corresponding with described battery types, for described battery charges.
In this technical scheme; the battery types of this battery is determined according to the initial voltage of battery; and be battery charging according to the charge parameter corresponding with battery types; the High-current output avoided in correlation technique causes filling bad battery to battery charging; thus the protection achieved to battery in charging process, and then extend the useful life of battery, in addition; it also avoid user and carry with charger, thus improve the convenience that user charges to battery.
In technique scheme, preferably, the described step determining the battery types of described battery according to described initial voltage, specifically comprise: treatment step, the anticipation type of described battery is determined according to described initial voltage, and be that described battery charges according to the charge parameter corresponding with described anticipation type, detect the current voltage of the described battery charged, judge whether described current voltage is greater than the first threshold corresponding with described anticipation type; If, using described current voltage as described initial voltage, and perform described treatment step, until judge that the current voltage again detected is greater than the Second Threshold corresponding with the anticipation type redefined, and using the described anticipation type redefined as described battery types; Otherwise, using described anticipation type as described battery types.
In this technical scheme, first according to the anticipation type of battery, battery is charged, the current voltage of the battery charged if detect is greater than the first threshold corresponding with anticipation type, illustrate that this anticipation type is not the battery types of battery, the anticipation type of battery is then redefined according to the current voltage of now battery, then the battery types whether the anticipation type that redefines is battery is rejudged, until determine the battery types of battery according to above-mentioned step.Preferably, being that battery charge after Preset Time according to the charge parameter corresponding with anticipation type, the current voltage of detection battery.Such as, the initial voltage of battery is 28V, then corresponding with 28V anticipation type is the type of 36V battery, then the charge parameter corresponding with 36V is used (such as, charging voltage is 44.6V, charging current is 0.4A) be battery charging, after charging 10 minutes for battery, if detect, the current voltage of battery is 45V, namely current voltage is greater than 42V (first threshold), then illustrate that battery types is not the type of 36V battery, then current voltage 45V is rejudged the battery types of battery as initial voltage according to above-mentioned steps; If detect, the current voltage of battery is 40V, and namely current voltage is less than 42V (first threshold), then illustrate that anticipation type is the battery types of battery.Therefore, by technique scheme, the battery types of battery can be determined more exactly, thus improve the reliability into battery charging.
In above-mentioned arbitrary technical scheme, preferably, the step of the initial voltage of described detection battery, specifically comprises: the voltage of battery described in repeated detection in the first Preset Time, determines described initial voltage according to the result of repeated detection voltage.
In this technical scheme, the voltage detected after placing a period of time due to battery is inaccurate, such as, the time that battery is placed is longer, the voltage of the battery now detected is very high, the voltage of the battery again detected after 7 minutes is lower, the voltage phase difference of the battery namely detected for twice is very large, then can at the first Preset Time (such as, 10 minutes) voltage of interior repeated detection battery, then according to the initial cells of the result determination battery of repeated detection voltage, such as, using the voltage of battery that detects for the last time initial voltage as battery, thus make the initial voltage of the voltage detected more accurate, further increasing the reliability of battery charging.
In above-mentioned arbitrary technical scheme, preferably, described determine the step of the battery types of described battery according to described initial voltage before, comprising: judge described initial voltage whether in predetermined voltage range; If so, the described step determining the battery types of described battery according to described initial voltage is performed; Otherwise, forbid for described battery charges.
In this technical scheme, if judge, the initial voltage of battery is in predetermined voltage range, then can charge to battery, otherwise forbid for battery charging, such as, if the initial voltage of battery is less than the 3rd threshold value (such as, 25V), namely the initial voltage of battery is too low, then illustrating that this battery has fault, in order to improve the fail safe of battery charging, then forbidding charging to battery, problem can be had by this battery of reminding user simultaneously, specify maintenace point to keep in repair so that user changes battery in time or taken by this battery; If the initial voltage of battery is greater than the 4th threshold value (such as, 90V), namely the initial voltage of battery is too high, then illustrate that battery has sufficient electricity, do not need to charge to battery, now also can send the prompting that this battery does not need to charge.Therefore, by technique scheme, the safety and reliability of battery charging can be improved.
In above-mentioned arbitrary technical scheme, preferably, at the charge parameter that described basis is corresponding with described battery types, for before the step that described battery charges, comprise: whether the polarity being detected as described battery powered power-supply device is consistent with the polarity of described battery, if inconsistent, adjust the polarity of described power-supply device or battery.
In this technical scheme; if detect into the polarity of battery powered power-supply device and the polarity of battery inconsistent, then automatically can adjust the polarity of power-supply device or battery, avoid user manually to adjust; thus convenient when user is charged to battery, also protect battery simultaneously.
Another aspect of the present invention proposes a kind of charging device, comprising: the first detecting unit, for detecting the initial voltage of battery; Determining unit, for determining the battery types of described battery according to described initial voltage; Charhing unit, for according to the charge parameter corresponding with described battery types, for described battery charges.
In this technical scheme; the battery types of this battery is determined according to the initial voltage of battery; and be battery charging according to the charge parameter corresponding with battery types; the High-current output avoided in correlation technique causes filling bad battery to battery charging; thus the protection achieved to battery in charging process, and then extend the useful life of battery, in addition; it also avoid user and carry with charger, thus improve the convenience that user charges to battery.
In technique scheme, preferably, described determining unit comprises: processing unit, for performing treatment step, the anticipation type of described battery is determined according to described initial voltage, and be that described battery charges according to the charge parameter corresponding with described anticipation type, detect the current voltage of the described battery charged, judge whether described current voltage is greater than the first threshold corresponding with described anticipation type; Described determining unit specifically for, if judge, described current voltage is greater than described first threshold, using described current voltage as described initial voltage, and perform described treatment step, until judge that the current voltage again detected is greater than the Second Threshold corresponding with the anticipation type redefined, and using the described anticipation type redefined as described battery types, otherwise, using described anticipation type as described battery types.
In this technical scheme, first according to the anticipation type of battery, battery is charged, the current voltage of the battery charged if detect is greater than the first threshold corresponding with anticipation type, illustrate that this anticipation type is not the battery types of battery, the anticipation type of battery is then redefined according to the current voltage of now battery, then the battery types whether the anticipation type that redefines is battery is rejudged, until determine the battery types of battery according to above-mentioned step.Preferably, being that battery charge after Preset Time according to the charge parameter corresponding with anticipation type, the current voltage of detection battery.Such as, the initial voltage of battery is 28V, then corresponding with 28V anticipation type is the type of 36V battery, then the charge parameter corresponding with 36V is used (such as, charging voltage is 44.6V, charging current is 0.4A) be battery charging, after charging 10 minutes for battery, if detect, the current voltage of battery is 45V, namely current voltage is greater than 42V (first threshold), then illustrate that battery types is not the type of 36V battery, then current voltage 45V is rejudged the battery types of battery as initial voltage according to above-mentioned steps; If detect, the current voltage of battery is 40V, and namely current voltage is less than 42V (first threshold), then illustrate that anticipation type is the battery types of battery.Therefore, by technique scheme, the battery types of battery can be determined more exactly, thus improve the reliability into battery charging.
In above-mentioned arbitrary technical scheme, preferably, described first detecting unit specifically for, in the first Preset Time, the voltage of battery described in repeated detection, determines described initial voltage according to the result of repeated detection voltage.
In this technical scheme, the voltage detected after placing a period of time due to battery is inaccurate, such as, the time that battery is placed is longer, the voltage of the battery now detected is very high, the voltage of the battery again detected after 7 minutes is lower, the voltage phase difference of the battery namely detected for twice is very large, then can at the first Preset Time (such as, 10 minutes) voltage of interior repeated detection battery, then according to the initial cells of the result determination battery of repeated detection voltage, such as, using the voltage of battery that detects for the last time initial voltage as battery, thus make the initial voltage of the voltage detected more accurate, further increasing the reliability of battery charging.
In above-mentioned arbitrary technical scheme, preferably, also comprise: judging unit, for judging described initial voltage whether in predetermined voltage range; Described determining unit specifically for, if judge, described initial voltage is in described predetermined voltage range, performs the described step determining the battery types of described battery according to described initial voltage; Control unit, if for judging described initial voltage not in described predetermined voltage range, forbid for described battery charges.
In this technical scheme, if judge, the initial voltage of battery is in predetermined voltage range, then can charge to battery, otherwise forbid for battery charging, such as, if the initial voltage of battery is less than the 3rd threshold value (such as, 25V), namely the initial voltage of battery is too low, then illustrating that this battery has fault, in order to improve the fail safe of battery charging, then forbidding charging to battery, problem can be had by this battery of reminding user simultaneously, specify maintenace point to keep in repair so that user changes battery in time or taken by this battery; If the initial voltage of battery is greater than the 4th threshold value (such as, 90V), namely the initial voltage of battery is too high, then illustrate that battery has sufficient electricity, do not need to charge to battery, now also can send the prompting that this battery does not need to charge.Therefore, by technique scheme, the safety and reliability of battery charging can be improved.
In above-mentioned arbitrary technical scheme, preferably, also comprise: the second detecting unit, whether the polarity for the polarity with described battery that are detected as described battery powered power-supply device is consistent; Adjustment unit, if inconsistent for the polarity of polarity that described power-supply device detected and described battery, adjusts the polarity of described power-supply device or battery.
In this technical scheme; if detect into the polarity of battery powered power-supply device and the polarity of battery inconsistent, then automatically can adjust the polarity of power-supply device or battery, avoid user manually to adjust; thus convenient when user is charged to battery, also protect battery simultaneously.
Another aspect of the present invention proposes a kind of power-supply device, comprises the charging device according to any one of technique scheme, and therefore, this power-supply device has the technique effect identical with the charging device according to any one of technique scheme, does not repeat them here.
By technical scheme of the present invention, not only can improve the convenience that user charges to the battery of electric motor car, and be washed out when battery can be avoided to charge.
Accompanying drawing explanation
Fig. 1 shows the schematic flow sheet of charging method according to an embodiment of the invention;
Fig. 2 shows the schematic flow sheet of charging method according to another embodiment of the invention;
Fig. 3 shows the structural representation of charging device according to an embodiment of the invention;
Fig. 4 shows the structural representation of power-supply device according to an embodiment of the invention.
Embodiment
In order to more clearly understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Set forth a lot of detail in the following description so that fully understand the present invention; but; the present invention can also adopt other to be different from other modes described here and implement, and therefore, protection scope of the present invention is not by the restriction of following public specific embodiment.
Fig. 1 shows the schematic flow sheet of charging method according to an embodiment of the invention.
As shown in Figure 1, charging method according to an embodiment of the invention, comprising:
Step 102, detects the initial voltage of battery;
Step 104, determines the battery types of described battery according to described initial voltage;
Step 106, according to the charge parameter corresponding with described battery types, for described battery charges.
In this technical scheme; the battery types of this battery is determined according to the initial voltage of battery; and be battery charging according to the charge parameter corresponding with battery types; the High-current output avoided in correlation technique causes filling bad battery to battery charging; thus the protection achieved to battery in charging process, and then extend the useful life of battery, in addition; it also avoid user and carry with charger, thus improve the convenience that user charges to battery.
In technique scheme, preferably, step 106 specifically comprises: treatment step, the anticipation type of described battery is determined according to described initial voltage, and be that described battery charges according to the charge parameter corresponding with described anticipation type, detect the current voltage of the described battery charged, judge whether described current voltage is greater than the first threshold corresponding with described anticipation type; If, using described current voltage as described initial voltage, and perform described treatment step, until judge that the current voltage again detected is greater than the Second Threshold corresponding with the anticipation type redefined, and using the described anticipation type redefined as described battery types; Otherwise, using described anticipation type as described battery types.
In this technical scheme, first according to the anticipation type of battery, battery is charged, the current voltage of the battery charged if detect is greater than the first threshold corresponding with anticipation type, illustrate that this anticipation type is not the battery types of battery, the anticipation type of battery is then redefined according to the current voltage of now battery, then the battery types whether the anticipation type that redefines is battery is rejudged, until determine the battery types of battery according to above-mentioned step.Preferably, being that battery charge after Preset Time according to the charge parameter corresponding with anticipation type, the current voltage of detection battery.Such as, the initial voltage of battery is 28V, then corresponding with 28V anticipation type is the type of 36V battery, then the charge parameter corresponding with 36V is used (such as, charging voltage is 44.6V, charging current is 0.4A) be battery charging, after charging 10 minutes for battery, if detect, the current voltage of battery is 45V, namely current voltage is greater than 42V (first threshold), then illustrate that battery types is not the type of 36V battery, then current voltage 45V is rejudged the battery types of battery as initial voltage according to above-mentioned steps; If detect, the current voltage of battery is 40V, and namely current voltage is less than 42V (first threshold), then illustrate that anticipation type is the battery types of battery.Therefore, by technique scheme, the battery types of battery can be determined more exactly, thus improve the reliability into battery charging.
In above-mentioned arbitrary technical scheme, preferably, step 102 specifically comprises: the voltage of battery described in repeated detection in the first Preset Time, determines described initial voltage according to the result of repeated detection voltage.
In this technical scheme, the voltage detected after placing a period of time due to battery is inaccurate, such as, the time that battery is placed is longer, the voltage of the battery now detected is very high, the voltage of the battery again detected after 7 minutes is lower, the voltage phase difference of the battery namely detected for twice is very large, then can at the first Preset Time (such as, 10 minutes) voltage of interior repeated detection battery, then according to the initial cells of the result determination battery of repeated detection voltage, such as, using the voltage of battery that detects for the last time initial voltage as battery, thus make the initial voltage of the voltage detected more accurate, further increasing the reliability of battery charging.
In above-mentioned arbitrary technical scheme, preferably, before step 104, comprising: judge described initial voltage whether in predetermined voltage range; If so, the described step determining the battery types of described battery according to described initial voltage is performed; Otherwise, forbid for described battery charges.
In this technical scheme, if judge, the initial voltage of battery is in predetermined voltage range, then can charge to battery, otherwise forbid for battery charging, such as, if the initial voltage of battery is less than the 3rd threshold value (such as, 25V), namely the initial voltage of battery is too low, then illustrating that this battery has fault, in order to improve the fail safe of battery charging, then forbidding charging to battery, problem can be had by this battery of reminding user simultaneously, specify maintenace point to keep in repair so that user changes battery in time or taken by this battery; If the initial voltage of battery is greater than the 4th threshold value (such as, 90V), namely the initial voltage of battery is too high, then illustrate that battery has sufficient electricity, do not need to charge to battery, now also can send the prompting that this battery does not need to charge.Therefore, by technique scheme, the safety and reliability of battery charging can be improved.
In above-mentioned arbitrary technical scheme, preferably, before step 106, comprising: whether the polarity being detected as described battery powered power-supply device is consistent with the polarity of described battery, if inconsistent, adjusts the polarity of described power-supply device or battery.
In this technical scheme; if detect into the polarity of battery powered power-supply device and the polarity of battery inconsistent, then automatically can adjust the polarity of power-supply device or battery, avoid user manually to adjust; thus convenient when user is charged to battery, also protect battery simultaneously.
Preferably, can also the history charge data of battery be sent in battery management system, history charge data includes but not limited to charging current, charging voltage, electricity, charging interval, ambient temperature, malfunction etc., for the state of this battery management system monitoring battery.
Fig. 2 shows the schematic flow sheet of charging method according to another embodiment of the invention.
As shown in Figure 2, charging method according to another embodiment of the invention, comprising:
Step 202, the voltage of detection battery 10 minutes, determines the initial voltage U of battery.
Step 204, determines that initial voltage is in the scope of U≤25V.
Step 206, if initial voltage U≤25V, the serious feed of battery is described, battery breaks down, and does not charge.
Step 208, determines 25V < U < 42V.
According to U, step 210, determines that battery types is 36V battery.
Step 212, uses charge parameter for 44.6V/0.4A for battery charges.
Step 214, uses charge parameter for 44.6V/0.4A for after battery charges 10 minutes, detects the current voltage U1 of battery.
Does step 216, judge U1 >=42V? when judged result is for being, by the initial voltage U of the current voltage U1 of battery battery the most, enter step 220; Otherwise, enter step 218.
Step 218, for battery float 41.5V exports.
Step 220, determines that the initial voltage of battery is in the scope of 42V≤U < 57V.
According to the initial voltage U of battery, step 222, judges that battery types is as 48V battery.
Step 224, uses charge parameter for 59.2V/0.5A for battery charges.
Step 226, uses charge parameter for 59.2V/0.5A for after battery charges 10 minutes, detects the current voltage U2 of battery.
Does step 228, judge U2 >=57V? when judged result is for being, using the initial voltage of the current voltage U2 of battery as battery, and enter step 232, otherwise, enter step 230.
Step 230, for battery float 55.5V exports.
Step 232, determines that the initial voltage of battery is in the scope of 57V≤U < 72V.
Step 234, the initial voltage determination battery types according to battery is 60V battery.
Step 236, uses charge parameter for 74.4V/0.6A for battery charges.
Step 238, uses charge parameter for 74.4V/0.6A for after battery charges 10 minutes, detects the current voltage U3 of battery.
Does step 240, judge U3 >=72V? when judged result is for being, using the initial voltage of the current voltage U3 of battery as battery, and enter step 244, otherwise, enter step 242.
Step 242, for battery float 69.4V exports.
Step 244, determines that the initial voltage of battery is in the scope of 72V≤U < 76V.
Step 246, the initial voltage determination battery types according to battery is 64V battery.
Step 248, uses charge parameter for 79.4V/0.6A for battery charges.
Step 250, uses charge parameter for 79.4V/0.6A for after battery charges 10 minutes, detects the current voltage U4 of battery.
Does step 252, judge U4 >=76V? when judged result is for being, using the initial voltage U of the current voltage U4 of battery as battery, and enter step 256, otherwise, enter step 254.
Step 254, for battery float 73.7V exports.
Step 256, determines that the initial voltage of battery is in the scope of 76V≤U < 85.5V.
Step 258, the initial voltage determination battery types according to battery is 72V battery.
Step 260, uses charge parameter for 89.4V/0.7A for battery charges.
Step 262, for battery float 83.3V exports.
Step 264, determines that the initial voltage of battery is in the scope of U >=85.5V.
Step 266, battery electric quantity is sufficient, is not battery charging.
Fig. 3 shows the structural representation of charging device according to an embodiment of the invention.
As shown in Figure 3, charging device 300 according to an embodiment of the invention, comprising: the first detecting unit 302, for detecting the initial voltage of battery; Determining unit 304, for determining the battery types of described battery according to described initial voltage; Charhing unit 306, for according to the charge parameter corresponding with described battery types, for described battery charges.
In this technical scheme; the battery types of this battery is determined according to the initial voltage of battery; and be battery charging according to the charge parameter corresponding with battery types; the High-current output avoided in correlation technique causes filling bad battery to battery charging; thus the protection achieved to battery in charging process, and then extend the useful life of battery, in addition; it also avoid user and carry with charger, thus improve the convenience that user charges to battery.
In technique scheme, preferably, described determining unit 304 comprises: processing unit 3042, for performing treatment step, the anticipation type of described battery is determined according to described initial voltage, and be that described battery charges according to the charge parameter corresponding with described anticipation type, detect the current voltage of the described battery charged, judge whether described current voltage is greater than the first threshold corresponding with described anticipation type; Described determining unit 304 specifically for, if judge, described current voltage is greater than described first threshold, using described current voltage as described initial voltage, and perform described treatment step, until judge that the current voltage again detected is greater than the Second Threshold corresponding with the anticipation type redefined, and using the described anticipation type redefined as described battery types, otherwise, using described anticipation type as described battery types.
In this technical scheme, first according to the anticipation type of battery, battery is charged, the current voltage of the battery charged if detect is greater than the first threshold corresponding with anticipation type, illustrate that this anticipation type is not the battery types of battery, the anticipation type of battery is then redefined according to the current voltage of now battery, then the battery types whether the anticipation type that redefines is battery is rejudged, until determine the battery types of battery according to above-mentioned step.Preferably, being that battery charge after Preset Time according to the charge parameter corresponding with anticipation type, the current voltage of detection battery.Such as, the initial voltage of battery is 28V, then corresponding with 28V anticipation type is the type of 36V battery, then the charge parameter corresponding with 36V is used (such as, charging voltage is 44.6V, charging current is 0.4A) be battery charging, after charging 10 minutes for battery, if detect, the current voltage of battery is 45V, namely current voltage is greater than 42V (first threshold), then illustrate that battery types is not the type of 36V battery, then current voltage 45V is rejudged the battery types of battery as initial voltage according to above-mentioned steps; If detect, the current voltage of battery is 40V, and namely current voltage is less than 42V (first threshold), then illustrate that anticipation type is the battery types of battery.Therefore, by technique scheme, the battery types of battery can be determined more exactly, thus improve the reliability into battery charging.
In above-mentioned arbitrary technical scheme, preferably, described first detecting unit 302 specifically for, in the first Preset Time, the voltage of battery described in repeated detection, determines described initial voltage according to the result of repeated detection voltage.
In this technical scheme, the voltage detected after placing a period of time due to battery is inaccurate, such as, the time that battery is placed is longer, the voltage of the battery now detected is very high, the voltage of the battery again detected after 7 minutes is lower, the voltage phase difference of the battery namely detected for twice is very large, then can at the first Preset Time (such as, 10 minutes) voltage of interior repeated detection battery, then according to the initial cells of the result determination battery of repeated detection voltage, such as, using the voltage of battery that detects for the last time initial voltage as battery, thus make the initial voltage of the voltage detected more accurate, further increasing the reliability of battery charging.
In above-mentioned arbitrary technical scheme, preferably, also comprise: judging unit 308, for judging described initial voltage whether in predetermined voltage range; Described determining unit 304 specifically for, if judge, described initial voltage is in described predetermined voltage range, performs the described step determining the battery types of described battery according to described initial voltage; Control unit 310, if for judging described initial voltage not in described predetermined voltage range, forbid for described battery charges.
In this technical scheme, if judge, the initial voltage of battery is in predetermined voltage range, then can charge to battery, otherwise forbid for battery charging, such as, if the initial voltage of battery is less than the 3rd threshold value (such as, 25V), namely the initial voltage of battery is too low, then illustrating that this battery has fault, in order to improve the fail safe of battery charging, then forbidding charging to battery, problem can be had by this battery of reminding user simultaneously, specify maintenace point to keep in repair so that user changes battery in time or taken by this battery; If the initial voltage of battery is greater than the 4th threshold value (such as, 90V), namely the initial voltage of battery is too high, then illustrate that battery has sufficient electricity, do not need to charge to battery, now also can send the prompting that this battery does not need to charge.Therefore, by technique scheme, the safety and reliability of battery charging can be improved.
In above-mentioned arbitrary technical scheme, preferably, also comprise: the second detecting unit 312, whether the polarity for the polarity with described battery that are detected as described battery powered power-supply device is consistent; Adjustment unit 314, if inconsistent for the polarity of polarity that described power-supply device detected and described battery, adjusts the polarity of described power-supply device or battery.
In this technical scheme; if detect into the polarity of battery powered power-supply device and the polarity of battery inconsistent, then automatically can adjust the polarity of power-supply device or battery, avoid user manually to adjust; thus convenient when user is charged to battery, also protect battery simultaneously.
Fig. 4 shows the structural representation of power-supply device according to an embodiment of the invention.
As shown in Figure 4, power-supply device 400 according to an embodiment of the invention, comprises the charging device 300 according to any one of technique scheme, therefore, this power-supply device 400 has the technique effect identical with the charging device 300 according to any one of technique scheme, does not repeat them here.
More than be described with reference to the accompanying drawings technical scheme of the present invention, not only can have improved the convenience that user charges to the battery of electric motor car, and washed out when battery can be avoided to charge.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (11)
1. a charging method, is characterized in that, comprising:
Detect the initial voltage of battery;
The battery types of described battery is determined according to described initial voltage;
According to the charge parameter corresponding with described battery types, for described battery charges.
2. charging method according to claim 1, is characterized in that, the described step determining the battery types of described battery according to described initial voltage, specifically comprises:
Treatment step, the anticipation type of described battery is determined according to described initial voltage, and be that described battery charges according to the charge parameter corresponding with described anticipation type, detect the current voltage of the described battery charged, judge whether described current voltage is greater than the first threshold corresponding with described anticipation type;
If, using described current voltage as described initial voltage, and perform described treatment step, until judge that the current voltage again detected is greater than the Second Threshold corresponding with the anticipation type redefined, and using the described anticipation type redefined as described battery types;
Otherwise, using described anticipation type as described battery types.
3. charging method according to claim 1, is characterized in that, the step of the initial voltage of described detection battery, specifically comprises:
In the first Preset Time, the voltage of battery described in repeated detection, determines described initial voltage according to the result of repeated detection voltage.
4. charging method according to claim 1, is characterized in that, described determine the step of the battery types of described battery according to described initial voltage before, comprising:
Judge described initial voltage whether in predetermined voltage range;
If so, the described step determining the battery types of described battery according to described initial voltage is performed;
Otherwise, forbid for described battery charges.
5. charging method according to any one of claim 1 to 4, is characterized in that, at the charge parameter that described basis is corresponding with described battery types, for before the step that described battery charges, comprising:
Whether the polarity being detected as described battery powered power-supply device is consistent with the polarity of described battery, if inconsistent, adjusts the polarity of described power-supply device or battery.
6. a charging device, is characterized in that, comprising:
First detecting unit, for detecting the initial voltage of battery;
Determining unit, for determining the battery types of described battery according to described initial voltage;
Charhing unit, for according to the charge parameter corresponding with described battery types, for described battery charges.
7. charging device according to claim 6, is characterized in that, described determining unit comprises:
Processing unit, for performing treatment step, the anticipation type of described battery is determined according to described initial voltage, and be that described battery charges according to the charge parameter corresponding with described anticipation type, detect the current voltage of the described battery charged, judge whether described current voltage is greater than the first threshold corresponding with described anticipation type;
Described determining unit specifically for, if judge, described current voltage is greater than described first threshold, using described current voltage as described initial voltage, and perform described treatment step, until judge that the current voltage again detected is greater than the Second Threshold corresponding with the anticipation type redefined, and using the described anticipation type redefined as described battery types, otherwise, using described anticipation type as described battery types.
8. charging device according to claim 6, is characterized in that, described first detecting unit specifically for,
In the first Preset Time, the voltage of battery described in repeated detection, determines described initial voltage according to the result of repeated detection voltage.
9. charging device according to claim 6, is characterized in that, also comprises:
Judging unit, for judging described initial voltage whether in predetermined voltage range;
Described determining unit specifically for, if judge, described initial voltage is in described predetermined voltage range, performs the described step determining the battery types of described battery according to described initial voltage;
Control unit, if for judging described initial voltage not in described predetermined voltage range, forbid for described battery charges.
10. the charging device according to any one of claim 6 to 9, is characterized in that, also comprises:
Second detecting unit, whether the polarity for the polarity with described battery that are detected as described battery powered power-supply device is consistent;
Adjustment unit, if inconsistent for the polarity of polarity that described power-supply device detected and described battery, adjusts the polarity of described power-supply device or battery.
11. 1 kinds of power-supply devices, is characterized in that, comprising: the charging device according to any one of claim 6 to 10.
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| CN105207321B (en) | 2017-11-17 |
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Denomination of invention: Charging method, charging device and power supply equipment Effective date of registration: 20200807 Granted publication date: 20171117 Pledgee: Agricultural Bank of China Limited by Share Ltd. Jinhua Economic Development Zone Branch Pledgor: ZHEJIANG LUYUAN ELECTRIC VEHICLE Co.,Ltd. Registration number: Y2020330000597 |
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Date of cancellation: 20221020 Granted publication date: 20171117 Pledgee: Agricultural Bank of China Limited by Share Ltd. Jinhua Economic Development Zone Branch Pledgor: ZHEJIANG LUYUAN ELECTRIC VEHICLE Co.,Ltd. Registration number: Y2020330000597 |