WO2012026071A1 - 硫酸塩被膜除去装置および硫酸塩被膜除去方法 - Google Patents
硫酸塩被膜除去装置および硫酸塩被膜除去方法 Download PDFInfo
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- WO2012026071A1 WO2012026071A1 PCT/JP2011/004406 JP2011004406W WO2012026071A1 WO 2012026071 A1 WO2012026071 A1 WO 2012026071A1 JP 2011004406 W JP2011004406 W JP 2011004406W WO 2012026071 A1 WO2012026071 A1 WO 2012026071A1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4242—Regeneration of electrolyte or reactants
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
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- 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
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/00711—Regulation of charging or discharging current or voltage with introduction of pulses during the charging process
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/06—Lead-acid accumulators
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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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- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/84—Recycling of batteries or fuel cells
Definitions
- the present invention relates to a technique for removing a sulfate film generated at an electrode of a lead storage battery.
- sulfate coating (sulfation) generated on the positive and negative electrodes of the lead-acid battery is known.
- the sulfate coating is formed on both electrodes by using the following electrochemical reaction between the dilute sulfuric acid electrolyte solution and the positive electrode (lead oxide electrode) and negative electrode (lead electrode) when using (discharging) lead acid batteries. Is done. In addition, a reverse electrochemical reaction occurs during charging.
- a technique for applying a pulse current to a lead storage battery is known as a technique for recovering the performance of the lead storage battery that has deteriorated due to the sulfate coating.
- the present invention adopts the following various aspects.
- a sulfate film removal apparatus in a lead acid battery.
- a sulfate film removal apparatus is configured to drive a pulse waveform using an electrode connection portion connected to an electrode of the lead storage battery and a current taken from the electrode of the lead storage battery via the electrode connection portion.
- a drive signal generator for generating a signal; a resistor for adjusting a current taken out from the electrode of the lead-acid battery through the electrode connector to a current of 300 mA or more; the drive signal generator and the resistor;
- a switching unit that is connected and operates in accordance with the generated pulse waveform drive signal, and that supplies back electromotive force and reverse current to the lead storage battery in synchronization with a falling edge of the pulse waveform drive signal A part.
- the sulfate film removal apparatus since the back electromotive force and the reverse current are supplied to the lead storage battery in synchronization with the falling edge of the pulse waveform drive signal, it is necessary to remove the sulfate film. Time can be shortened.
- the drive signal generation unit may generate the pulse waveform drive signal having a pulse width at which the rising temperature of the sulfate film removal apparatus is equal to or lower than a predetermined temperature. In this case, the time required for removing the sulfate film can be shortened while suppressing heat generation during removal of the sulfate film in the lead-acid battery.
- the drive signal generator obtains the following equation when the known rising temperature with respect to the known pulse width Pwbase is Tbase and the allowable rising temperature is Tmax.
- the pulse waveform drive signal having a pulse width equal to or smaller than the pulse width Pwmax to be generated may be generated.
- the rising temperature of the sulfate film removing apparatus can be made lower than the allowable rising temperature.
- the drive signal generation unit may generate a pulse waveform drive signal having a small pulse width as the output voltage of the lead storage battery increases. In this case, heat generation at the time of removing the sulfate film from the lead storage battery can be suppressed according to the output voltage of the lead storage battery.
- the sulfate film removal apparatus may further include a waveform shaping unit that generates a sawtooth waveform drive signal from the pulse waveform drive signal generated by the drive signal generation unit. In this case, the removal efficiency of the sulfate film can be improved.
- the drive signal generation unit generates the pulse waveform drive signal having a frequency of 15000 Hz to 20000 Hz and a pulse width of 1 ⁇ sec to 2 ⁇ sec
- the resistance unit includes
- the current taken out from the electrode of the lead storage battery may be adjusted to a current of 300 to 500 mA. In this case, the time required for removing the sulfate film can be shortened while suppressing heat generation during removal of the sulfate film in the lead-acid battery.
- the 2nd aspect provides the sulfate film removal method in a lead acid battery.
- the sulfate film removal method according to the second aspect generates a pulse waveform drive signal using the current extracted from the electrode of the lead storage battery, and adjusts the current extracted from the electrode of the lead storage battery to a current of 300 mA or more.
- each step of supplying back electromotive force and reverse current due to the current of 300 mA or more to the lead storage battery is repeatedly executed.
- the same effect as the sulfate film removal apparatus according to the first aspect can be obtained, and the sulfate film removal apparatus according to the first aspect; Similarly, various aspects can be realized.
- the sulfate film removal method according to the second aspect can be realized as a sulfate film removal program and also as a computer-readable medium on which the sulfate film removal program is recorded.
- FIG. 1 is a block diagram functionally showing the circuit configuration of the sulfate film removal apparatus according to this embodiment.
- the sulfate film removal apparatus 10 includes a power supply circuit 110, a pulse generation circuit 120, a waveform shaping circuit 130, a switching circuit 140, a protection circuit 150, an indicator lamp 11, a positive terminal T1, and a negative terminal T2. ing.
- the positive terminal T1 is connected to a positive electrode of a lead storage battery (not shown), and is connected to the power supply circuit 110 via a drive signal current line Ld that supplies a current obtained from the positive electrode of the lead storage battery to the power supply circuit 110.
- the current obtained from the positive electrode of the lead storage battery is connected to the switching circuit 140 via a power supply current line Lp that supplies the switching circuit 140 with a current.
- a diode D1 for preventing a backflow of current from the power supply circuit 110 to the positive side terminal T1 is disposed on the drive signal current line Ld.
- the power supply current line Lp is provided with a diode D2 for preventing a backflow of current from the switching circuit 140 to the positive terminal T1, and a resistor R1 for adjusting the current supplied to the switching circuit 140 to a predetermined value.
- the indicator lamp 11 is turned on when the sulfate film removal apparatus 10 is energized (in operation), and a light emitting diode, for example, is used.
- each circuit with which the sulfate film removal apparatus 10 which concerns on a present Example is provided may be comprised as an integrated circuit, or may be comprised as a discrete circuit.
- the power supply circuit 110 is connected to the pulse generation circuit 120 through a signal line, and the pulse generation circuit 120 is connected to the waveform shaping circuit 130 through a signal line.
- the waveform shaping circuit 130 is connected to the switching circuit 140 via a signal line, and the switching circuit 140 is connected to the power supply current line Lp as described above.
- a protection circuit 150 is connected to the waveform shaping circuit 130.
- the negative terminal T2 is signal grounded. In FIG. 1, only the switching circuit 140 is explicitly signal-grounded, but it goes without saying that the other circuits are similarly signal-grounded.
- the power supply circuit 110 is a DC / DC converter for stepping down the voltage (12 V to 48 V) supplied from the lead storage battery to 10 V, which is a voltage for driving signals (control circuit voltage).
- the drive signal current stepped down by the power supply circuit 110 is supplied to the pulse generation circuit 120.
- the pulse generation circuit 120 is a circuit that generates a pulse signal waveform for driving the switching circuit 140 using the drive signal current supplied from the power supply circuit 110.
- the pulse generation circuit 120 includes an oscillator inside, and outputs a pulse waveform drive signal having a predetermined number of rectangular waves having a predetermined pulse width. That is, the pulse generation circuit 120 continuously outputs a rectangular wave signal having a predetermined pulse width at a predetermined cycle (1 / frequency).
- the pulse generation circuit 120 in the present embodiment generates a pulse waveform drive signal having a pulse width at which the rising temperature of the sulfate film removal apparatus 10 is equal to or lower than a predetermined temperature. More specifically, when the known rise temperature with respect to the frequency 15000 to 20000 Hz and the known pulse width Pwbase is Tbase, and the allowable rise temperature is Tmax, the pulse width equal to or less than the pulse width Pwmax obtained by the following equation is used. A pulse waveform drive signal is generated.
- a pulse waveform drive signal having a pulse width of 1 to 2 ⁇ sec, more specifically, a pulse width of about 1.4 to 1.7 ⁇ sec is generated.
- the known pulse width Pwbase 1.6
- the known rising temperature Tbase 28 ° C.
- the allowable rising temperature Tmax 60 ° C.
- about 3.4 ⁇ sec is the maximum allowable pulse width.
- the waveform shaping circuit 130 shapes the pulse waveform drive signal generated by the pulse generation circuit 120 into a sawtooth waveform and outputs it.
- FIG. 2 is an explanatory diagram showing an equivalent circuit of a waveform shaping circuit provided in the sulfate film removal apparatus according to the present embodiment.
- FIG. 3 is an explanatory diagram illustrating an example of a pulse waveform drive signal generated by a pulse generation circuit included in the sulfate film removal apparatus according to the present embodiment.
- FIG. 4 is an explanatory diagram showing an example of a sawtooth waveform drive signal generated by a waveform shaping circuit provided in the sulfate film removal apparatus according to the present embodiment.
- the waveform shaping circuit 130 is a known circuit, and includes, for example, two resistors R21 and R22 connected in parallel, a capacitor C1 connected in parallel to the resistor R22, and a diode D3 connected in series to the resistor R22. ing.
- the pulse waveform shown in FIG. 3 can be shaped into the sawtooth waveform shown in FIG. That is, it is possible to generate a waveform having a gradual rise and a steep fall. Therefore, a switch operation of a circuit that operates with a falling edge as a trigger, for example, the switching circuit 140 can be quickly executed.
- the switching circuit 140 is a circuit that realizes an on / off operation by a shaped pulse waveform drive signal.
- the switching circuit 140 takes out a current from the battery via the power supply current line Lp during the on operation, and the battery during the off operation. Stop taking out current from. Therefore, the switching circuit 140 can cause a pulse current to flow from the battery.
- a field effect transistor (FET) or other switching element can be used as the switching circuit 140.
- the protection circuit 150 burns out the resistor R1 when the pulse waveform drive signal output from the waveform shaping circuit 130 is always in a high state (a signal level state instructing the switching circuit 140 to turn on). It is a circuit for protecting from a malfunction. For example, it is realized by a circuit using a Zener diode and a transistor, as is well known to those skilled in the art.
- the resistor R1 is used to adjust the value of the power supply current supplied to the switching circuit 140, and the resistance value is selected according to the voltage of the battery BT to be used so that the current value is 300 to 500 mA. In the following, a current of 500 mA is used.
- FIG. 5 is an explanatory view showing an example of a connection mode between the sulfate film removing device and the lead storage battery according to the present embodiment.
- FIG. 6 is an explanatory view schematically showing a current change between the sulfate film removal apparatus and the lead storage battery according to the present embodiment.
- the sulfate film removal apparatus 10 is used by being connected to the battery BT. Specifically, the positive cable L1 connected to the positive terminal T1 of the sulfate film removing apparatus 10 is connected to the positive electrode T + of the battery BT, and the negative cable L2 connected to the negative terminal T2 is connected to the battery. Used by connecting to the negative electrode T ⁇ of BT.
- the sulfate film removal apparatus 10 operates using a current supplied from the battery BT. That is, the current extracted from the battery BT via the positive terminal T1 is supplied to each circuit via the drive signal current line Ld.
- the sulfate film removal apparatus 10 can take out a pulsed current from the battery BT in accordance with the pulse waveform drive signal. That is, when the switching circuit 140 is turned on according to the pulse waveform driving signal, a current set to 500 mA by the resistor R1 flows from the switching circuit 140 to the ground, and when the switching circuit 140 is turned off according to the pulse waveform driving signal, the current is set to 500 mA. The flow of the generated current to the ground is stopped. By this series of operations, a pulsed current is extracted from the battery BT.
- the sulfate film removing device 10 stops taking out the current in response to the falling edge of the pulse waveform drive signal, it results from the inductance components including the positive and negative cables L1, L2 and the battery BT.
- a counter electromotive force and a reverse current are generated, and spiked voltage and current are applied to the battery BT as viewed from the sulfate film removal apparatus 10 (when taking out from the battery BT is positive). For example, a spike-like current as shown in FIG. 6 is applied to the battery BT.
- the pulse waveform drive signal input to the switching circuit 140 is shaped by the waveform shaping circuit 130 so as to have a sawtooth waveform, so that the switching circuit 140 shifts to the on state relatively slowly during the on operation.
- the state immediately changes to the off state.
- a spike-like current and voltage having a high peak (height) and a short width can be provided to the battery BT.
- the value of the spike-like reverse current supplied to the battery BT is, for example, 2 to 3 A, and takes a larger value as the use current (power supply current) increases.
- the current waveform of FIG. 6 can be obtained by connecting a resistor in series to the electrode of battery BT and measuring the voltage waveform across the resistor.
- the spike-like current and voltage act on the positive electrode and negative electrode of the battery, so that the sulfate film (lead sulfate film in lead-acid batteries) deposited on the positive electrode and negative electrode is peeled off and separated from each electrode in a molecular form.
- the charging area related to charging is restored to the initial charging area.
- the molecular sulfate film separated in the electrolytic solution is decomposed when the lead storage battery is charged, and is dissolved in the electrolytic solution as lead ions and sulfate ions.
- the stop also generates H 2 O generated during lead-acid battery discharge during charging, as a result, the electrolyte specific gravity of the battery BT is lead-acid battery is restored toward the better value 1.280.
- Verification Results Various verification results using the sulfate film removal apparatus 10 according to the present embodiment and the sulfate film removal apparatus as a comparative example will be described below.
- FIG. 7 is an explanatory view showing a verification result of performance recovery of a lead storage battery by a sulfate film removing apparatus as a comparative example.
- FIG. 8 is an explanatory view showing a verification result of performance recovery of the lead storage battery by the sulfate film removal apparatus according to the present embodiment.
- the verification conditions are as follows. Comparative example: pulse frequency: 20000 Hz, current value: 200 mA, battery: GS Yuasa 48V battery, Example: Pulse frequency: 20000 Hz, current value: 500 mA, battery: 48V battery manufactured by GS Yuasa.
- the initial value of the average electrolyte specific gravity value is 1.255
- the average electrolyte specific gravity value after 34 days from the start of installation is 1.266
- the average electrolyte after 87 days from the start of installation is 1.280.
- the specific gravity value of a lead-acid battery is 1.28, which is a good value, and is achieved after 87 days.
- the improvement rate of the average specific gravity value relative to the initial value that is, the specific gravity increase rate, it is 1.0087 at the time of 34 days, 1.0199 at the time of 87 days, The specific gravity increase rate stops at 1.0199.
- the initial value of the average electrolyte specific gravity value is 1.219
- the average electrolyte specific gravity value after 20 days from the start of mounting is 1.268.
- paying attention to the improvement rate of the average specific gravity value with respect to the initial value it is 1.040 when 20 days have elapsed, and the specific gravity increase rate when 1.0 month has passed has reached 1.040.
- the difference between the example and the comparative example lies in the current value, and according to the sulfate film removal apparatus 10 according to this example having a large current value, about 1/3 to 1 compared to the sulfate film removal apparatus of the comparative example.
- the battery performance can be recovered in a period of / 4.
- the period required for obtaining the improvement result is long, such as 3 to 4 months, there is a problem that it is difficult for the apparatus user to effectively verify the improvement effect.
- the sulfate film removal apparatus 10 according to the present embodiment there is a problem. For example, it is possible to verify the improvement effect from about half a month to about a month and meet the demands of the device user.
- FIG. 9 is an explanatory diagram showing temperature changes during operation of the sulfate film removal apparatus as a comparative example.
- FIG. 10 is an explanatory diagram showing a temperature change during operation of the sulfate film removal apparatus according to the present embodiment. The verification was performed by measuring the temperature of the case body of the sulfate film removal apparatus and the current adjustment resistor with an infrared thermometer.
- the comparative example shown in FIG. 9 is obtained as a result of increasing the current supplied to the switching circuit of the sulfuric acid film removal device from 200 mA to 500 mA under the conditions of the pulse frequency: 20000 Hz and the pulse width of the pulse waveform drive signal of 4 ⁇ sec. The measured temperature change is shown. From the results in FIG.
- the case temperature increased as the current value increased.
- the case temperature reached 47 ° C. and the increase temperature reached 19 ° C.
- the temperature of the resistance as the heat source reaches 114 ° C.
- the temperature of the resistance greatly exceeds 150 ° C because it is used under conditions where the operating environment temperature is about 60 to 70 ° C.
- the resistance is likely to be damaged.
- the sulfate film removal apparatus 10 since the sulfate film removal apparatus 10 according to this embodiment is driven by a pulse waveform drive signal having a pulse width of 1.6 ⁇ sec and a frequency of 20000 Hz, this problem can be solved.
- the sulfate film removal apparatus 10 was attached to 36V battery and 48V battery, and verification was performed in the case of 200 mA and 500 mA as the current supplied to the switching circuit 140.
- the case temperature was 31 ° C. and 34 ° C.
- the rising temperature was 6 ° C. and 8 ° C. for 36V and 48V batteries, respectively.
- the case temperatures were 32 ° C. and 35 ° C.
- the rising temperatures were 5 ° C. and 8 ° C. for 36V and 48V batteries, respectively. Therefore, in the comparative example shown in FIG. 9, it was possible to reduce the temperature rise of 19 ° C. to 8 ° C., and it was realized to suppress the temperature rise to the same level as when using a current of 200 mA in the comparative example.
- the pulse width of 1.6 ⁇ sec is only a value selected to realize a temperature increase comparable to the conventional temperature increase, and a smaller pulse width is used to further reduce the temperature increase. If the request for reducing the temperature rise is loose, a larger pulse width may be used.
- a larger pulse width may be used, and when the current used is larger than 500 mA, the amount of heat generated at the resistor R1 also increases. It is desirable that a smaller pulse width be used.
- the amount of heat generated at the resistor R1 increases as the voltage of the battery BT increases, a smaller pulse width may be used as the voltage of the battery BT increases.
- the current value that was 200 mA in the past is set to 500 mA, so that the period of time required for the performance recovery of the battery BT can be reduced to 1/3 to The period can be shortened to 1/4. That is, the sulfate film deposited on the electrode of the battery BT can be removed more strongly than the conventional sulfate film removal apparatus.
- the pulse width of the pulse waveform drive signal is 1.6 ⁇ sec which is about 1 / 2.5 of the conventional pulse waveform drive signal.
- the sulfate film removal apparatus 10 it is possible to reduce the time required for removing the sulfate film while suppressing heat generation during the removal of the sulfate film.
- the pulse width of the pulse waveform drive signal generated by the pulse generation circuit 120 is constant, but it may be changed to a plurality of values by a switch operation.
- the resistor R1 is a resistor having a fixed resistance value, but may be a variable resistor that can be changed to a plurality of values by a switch operation.
- the single sulfate film removing device 10 can cope with a plurality of battery voltages.
- the current can be appropriately changed according to the voltage of the battery BT, and the user can find and set a desired set value according to the use environment, thereby improving the usability of the sulfate film removal apparatus 10. Can be made.
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Abstract
Description
PbO2+4H++SO4 2-+2e-→PbSo4+2H2O (正極)
Pb+SO4 2-→PbSo4+2e- (負極)
正極および負極の表面(充電に寄与する電極表面)が硫酸塩(硫酸鉛)被膜によって覆われることによって、各電極と電解質溶液との間で生じる、所期の電気化学反応が阻害され、鉛蓄電池の充電性能および放電性能が低下してしまう。
以下、本実施例に係る硫酸塩被膜除去装置10並びに比較例としての硫酸塩被膜除去装置を用いた各種の検証結果について説明する。
図7は比較例としての硫酸塩被膜除去装置による鉛蓄電池の性能回復の検証結果を示す説明図である。図8は本実施例に係る硫酸塩被膜除去装置による鉛蓄電池の性能回復の検証結果を示す説明図である。検証条件は以下の通り。
比較例:パルス周波数:20000Hz、電流値:200mA、バッテリ:GSユアサ製48Vバッテリ、
実施例:パルス周波数:20000Hz、電流値:500mA、バッテリ:GSユアサ製48Vバッテリ。
図9は比較例としての硫酸塩被膜除去装置の動作時における温度変化を示す説明図である。図10は本実施例に係る硫酸塩被膜除去装置の動作時における温度変化を示す説明図である。検証は、硫酸塩被膜除去装置のケース本体および電流調整抵抗の温度を赤外線温度計で計測することによって行われた。図9に示す比較例は、パルス周波数:20000Hz、パルス波形駆動信号のパルス幅4μsecの条件のもと、硫酸権被膜除去装置のスイッチング回路に供給される電流を200mAから500mAに上昇させた結果得られた温度変化を示している。図9の結果から、電流値が増加するに連れて、ケース温度が上昇し、500mAではケース温度は47℃、上昇温度は19℃に達した。また、発熱源である抵抗の温度は114℃に達する。自動車のエンジンルーム内に配置されているバッテリに装着されて用いられる場合には、使用環境温度が60~70℃程度の条件下で使用されるため、抵抗の温度は150℃を大きく超え、一般的用途の抵抗を用いる場合、抵抗が損傷する可能性が高くなる。
(1)上記実施例では、周波数20000Hzのパルス波形駆動信号を用いる例について検証したが、周波数は20000Hz未満であっても良く、20000Hzより高くても良い。
Claims (12)
- 鉛蓄電池における硫酸塩被膜除去装置であって、
前記鉛蓄電池の電極に接続される電極接続部と、
前記電極接続部を介して前記鉛蓄電池の前記電極から取り出した電流を用いてパルス波形駆動信号を生成する駆動信号生成部と、
前記電極接続部を介して前記鉛蓄電池の前記電極から取り出した電流を300mA以上の電流に調整するための抵抗部と、
前記駆動信号生成部および抵抗部と接続され、前記生成されたパルス波形駆動信号に応じて動作するスイッチング部であって、前記パルス波形駆動信号の立ち下がりエッジに同期して、逆起電力および逆電流を前記鉛蓄電池に供給するスイッチング部と、
を備える硫酸塩被膜除去装置。 - 請求項1に記載の硫酸塩被膜除去装置において、
前記駆動信号生成部は、前記硫酸塩被膜除去装置の上昇温度が所定温度以下となるパルス幅の前記パルス波形駆動信号を生成する、硫酸塩被膜除去装置。 - 請求項3に記載の硫酸塩被膜除去装置において、
前記駆動信号生成部は、前記鉛蓄電池の出力電圧が高くなるに連れて、前記パルス幅が小さなパルス波形駆動信号を生成する、硫酸塩被膜除去装置。 - 請求項1から請求項4のいずれかに記載の硫酸塩被膜除去装置はさらに、
前記駆動信号生成部によって生成されたパルス波形駆動信号からのこぎり波形駆動信号を生成する波形整形部を備える、硫酸塩被膜除去装置。 - 請求項1から請求項5のいずれかに記載の硫酸塩被膜除去装置において、
前記駆動信号生成部は、周波数が15000Hz~20000Hzであって、パルス幅が1μsec~2μsecである前記パルス波形駆動信号を生成し、
前記抵抗部は、前記鉛蓄電池の前記電極から取り出した電流を300~500mAの電流に調整する、
硫酸塩被膜除去装置。 - 鉛蓄電池における硫酸塩被膜除去方法であって、
前記鉛蓄電池の電極から取り出した電流を用いてパルス波形駆動信号を生成し、
前記鉛蓄電池の前記電極から取り出した電流を300mA以上の電流に調整し、
前記パルス波形駆動信号の立ち下がりエッジに同期して、前記300mA以上の電流に起因する、逆起電力および逆電流を前記鉛蓄電池に供給する、
各工程を繰り返し実行する、硫酸塩被膜除去方法。 - 請求項7に記載の硫酸塩被膜除去方法において、
前記パルス波形駆動信号の生成は、前記硫酸塩被膜除去装置の上昇温度が所定温度以下となるパルス幅の前記パルス波形駆動信号を生成することにより実行される、硫酸塩被膜除去方法。 - 請求項9に記載の硫酸塩被膜除去方法において、
前記パルス波形駆動信号の生成は、前記鉛蓄電池の出力電圧が高くなるに連れて、前記パルス幅が小さなパルス波形駆動信号を生成することにより実行される、硫酸塩被膜除去方法。 - 請求項7から請求項10のいずれかに記載の硫酸塩被膜除去方法はさらに、
前記生成されたパルス波形駆動信号からのこぎり波形駆動信号を生成する、硫酸塩被膜除去方法。 - 請求項7から請求項11のいずれかに記載の硫酸塩被膜除去方法において、
前記パルス波形駆動信号の生成は、周波数が15000Hz~20000Hzであって、パルス幅が1μsec~2μsecである前記パルス波形駆動信号を生成することにより実行され、
前記鉛蓄電池の前記電極から取り出した電流の調整は、前記鉛蓄電池の前記電極から取り出した電流を300~500mAの電流に調整することにより実行される、硫酸塩被膜除去方法。
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EP20110819548 EP2597719B1 (en) | 2010-08-25 | 2011-08-03 | Desulfation device and desulfation method |
BR112013003577A BR112013003577A2 (pt) | 2010-08-25 | 2011-08-03 | dispositivo de dessulfatização e método de dessulfatização |
ES11819548T ES2460719T3 (es) | 2010-08-25 | 2011-08-03 | Dispositivo de desulfatación y procedimiento de desulfatación |
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JP5712308B1 (ja) * | 2014-01-29 | 2015-05-07 | 株式会社テック | 車両用エネルギー消費率改善装置、および車両用エネルギー消費率改善方法 |
CN106170903A (zh) * | 2014-03-25 | 2016-11-30 | Tek全球有限责任公司 | 用于为电池充电的装置及方法 |
KR101613263B1 (ko) * | 2014-08-19 | 2016-04-18 | 주식회사 큐아이티 | 배터리 뱅크의 수명 관리 방법 및 장치 |
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EP3811453A4 (en) * | 2018-06-19 | 2022-03-16 | Bruce Eric Zeier | CATEGORY SPECIFIC INDUSTRIAL BATTERY OPTIMIZATION AND RECOVERY DEVICE, WITH BATTERY DIAGNOSTICS, BATTERY LIFE AND ARTIFICIAL INTELLIGENCE |
RU2696085C1 (ru) * | 2018-10-15 | 2019-07-31 | Максим Витальевич Гладков | Способ восстановления тяговых свинцово-кислотных аккумуляторных батарей |
TW202347862A (zh) * | 2022-02-07 | 2023-12-01 | 日商艾爾發明股份有限公司 | 硫酸鉛覆膜除去裝置、方法以及系統 |
CN114614120B (zh) * | 2022-03-21 | 2022-12-20 | 广东智卓高飞能源科技有限公司 | 一种铅酸蓄电池的远程监控与自我除硫系统 |
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CN103069640B (zh) | 2014-04-30 |
JP5096538B2 (ja) | 2012-12-12 |
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