CN113640689B - Electric quantity system tester - Google Patents
Electric quantity system tester Download PDFInfo
- Publication number
- CN113640689B CN113640689B CN202110690772.2A CN202110690772A CN113640689B CN 113640689 B CN113640689 B CN 113640689B CN 202110690772 A CN202110690772 A CN 202110690772A CN 113640689 B CN113640689 B CN 113640689B
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- 239000003990 capacitor Substances 0.000 claims description 49
- 101150090280 MOS1 gene Proteins 0.000 claims description 13
- 101100401568 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) MIC10 gene Proteins 0.000 claims description 13
- 230000003044 adaptive effect Effects 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims 1
- 238000007599 discharging Methods 0.000 abstract description 7
- 238000012360 testing method Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/392—Determining battery ageing or deterioration, e.g. state of health
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/385—Arrangements for measuring battery or accumulator variables
- G01R31/386—Arrangements for measuring battery or accumulator variables using test-loads
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention provides an electric quantity system tester which comprises a power supply, a first timing circuit, a second timing circuit, a charging circuit, a battery, an adapting circuit, a relay K1 and an electronic load circuit, wherein the power supply is connected with the first timing circuit and the second timing circuit, the timing circuit is connected with the charging circuit, the charging circuit is connected with the battery, the battery is connected with the relay, and the relay is connected with the electronic load circuit; the invention firstly determines the current output by the current battery through rated voltage input U, namely the load size, turns on the commercial power VCC, supplies electric energy for the chip U1 and the chip U2, the connector J1 is connected with the battery, the chip U1 and the chip U2 determine charging time, the charging circuit charges the battery, the timing circuit II controls the discharging circuit, namely the adapter, adapts to the current, and carries out electronic load after being connected with the relay K1, the electric quantity system of the battery is tested, and the service life cycle test of the battery is automatically carried out, so that people can know the service life of the battery.
Description
Technical Field
The invention relates to the technical field of battery electric quantity measurement, in particular to an electric quantity system tester.
Background
A battery refers to a device that converts chemical energy into electrical energy in a cup, tank, or other container or portion of a composite container that contains an electrolyte solution and metal electrodes to generate an electrical current. Has a positive electrode and a negative electrode.
The quality of the battery is evaluated, the parameters are various, the service life of the battery is often one of the most concerned people, the service life of the battery is often longer, and people cannot easily know the service life of the battery, so that the electric quantity system tester is provided.
Disclosure of Invention
Accordingly, it is desirable to provide a power system tester that solves or mitigates the technical problems of the prior art, and at least provides a useful choice.
The technical scheme of the embodiment of the invention is realized as follows: the utility model provides an electric quantity system tester, includes power, timing circuit I, timing circuit II, charging circuit, battery, adapter circuit, relay K1 and electronic load circuit, power connection timing circuit I and timing circuit II, the charging circuit is connected to the timing circuit, the battery is connected to the charging circuit, the relay is connected to the battery, the electronic load circuit is connected to the relay, adapter circuit is connected to timing circuit II, adapter circuit connects the relay.
In some embodiments: the first timing circuit comprises a chip U1, a resistor R1, a diode D1, a slide rheostat RP1 and a capacitor C1, wherein pins 2 and 3 of the chip U1 are connected with the slide rheostat RP1, one end of the slide rheostat RP1 is connected with the capacitor C1, the other end of the capacitor C1 is connected with the diode D1, pin 6 of the chip U1 is connected with the diode D1, pin 4 of the chip U1 is connected with the resistor R1, the other end of the resistor R1 is connected with the slide rheostat RP1, and pin 1 of the chip U1 is grounded.
In some embodiments: the timing circuit II comprises a chip U2, a resistor R2, a diode D2, a slide rheostat RP2 and a capacitor C2, wherein pins 2 and 3 of the chip U2 are connected with the slide rheostat RP2, one end of the slide rheostat RP2 is connected with the capacitor C2, the other end of the capacitor C2 is connected with the diode D2, a pin 6 of the chip U2 is connected with the diode D2, a pin 4 of the chip U2 is connected with the resistor R2, the other end of the resistor R2 is connected with the slide rheostat RP2, and a pin 1 of the chip U2 is grounded.
In some embodiments: and the mains supply VCC is connected with 5 pins of U1 and U2.
In some embodiments: the charging circuit comprises a joint J1, a diode D3, a resistor R6, a capacitor C7, a diode D4 and a transformer BT;
the 7 pins of the chip U1 are connected with a transformer BT, the transformer BT, a capacitor C6 and a capacitor C7 are connected in parallel, a switch is arranged between the transformer BT and the capacitor C7, the transformer BT is connected with a diode D4, and the diode D4 is connected with a relay K1.
In some embodiments: the electronic load circuit comprises a resistor R4, a resistor R5, an MOS tube MOS1, a load resistor Rw, a chip U3, a signal input Uin and a rated voltage input U (ADin), wherein the signal input Uin is connected with the load resistor Rw, the relay K1 is connected with the chip U3, the negative electrode of the chip U3 is connected with the resistor R4, one end of the resistor R4 is grounded, the other end of the resistor R4 is connected with the MOS tube MOS1, one end of the MOS tube MOS1 is connected with the load resistor Rw, one end of the MOS tube MOS1 is connected with the resistor R5, one end of the resistor R5 is connected with the chip U3, and the positive electrode of the chip U3 is connected with the rated voltage input U (ADin).
In some embodiments: the adaptive circuit comprises a current transformer L1, a triode Q1, a capacitor C3, a capacitor C4, a capacitor C5, a resistor R3 and a diode D7;
the utility model discloses a high-voltage power supply device, including chip U2, electric capacity C3 and current transformer L1 are connected to chip U2's 7 pin, current transformer L1's one end is connected with triode Q1's collecting electrode, triode Q1's projecting pole connects current transformer and electric capacity C5, triode Q1's base connecting resistance R3, electric capacity C4 is connected to resistance R3's the other end, current transformer L1 is connected to electric capacity C4's the other end, diode D7 is connected to current transformer L1, relay K1 is connected to diode D7's the other end.
In some embodiments: the other end of the capacitor C5 is grounded.
By adopting the technical scheme, the embodiment of the invention has the following advantages:
the invention firstly determines the current output by the current battery through the rated voltage input U (ADin), namely the load size, is connected with the mains supply VCC, supplies electric energy for the chip U1 and the chip U2, the connector J1 is connected with the battery, the chip U1 and the chip U2 determine the charging time, the charging circuit charges the battery, the timing circuit II controls the discharging circuit, namely the adapter, adapts to the current, and is connected with the relay K1 to carry out electronic load, test the electric quantity system of the battery, and automatically carry out the service life cycle test on the battery, so that people can know the service life of the battery.
The foregoing summary is for the purpose of the specification only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present invention will become apparent by reference to the drawings and the following detailed description.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the technical descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a circuit diagram of the present invention;
fig. 2 is a circuit block diagram of the present invention.
Detailed Description
Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in various different ways without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1-2, an embodiment of the present invention provides an electric quantity system tester, which includes a power source, a first timing circuit, a second timing circuit, a charging circuit, a battery, an adapter circuit, a relay K1, and an electronic load circuit, wherein the power source is connected with the first timing circuit and the second timing circuit, the timing circuit is connected with the charging circuit, the charging circuit is connected with the battery, the battery is connected with the relay, the relay is connected with the electronic load circuit, the second timing circuit is connected with the adapter circuit, and the adapter circuit is connected with the relay.
In one embodiment: the first timing circuit comprises a chip U1, a resistor R1, a diode D1, a slide rheostat RP1 and a capacitor C1, wherein pins 2 and 3 of the chip U1 are connected with the slide rheostat RP1, one end of the slide rheostat RP1 is connected with the capacitor C1, the other end of the capacitor C1 is connected with the diode D1, pin 6 of the chip U1 is connected with the diode D1, pin 4 of the chip U1 is connected with the resistor R1, the other end of the resistor R1 is connected with the slide rheostat RP1, and pin 1 of the chip U1 is grounded; the positive pole VCC of the mains supply is connected, the slide rheostat RP1 is connected with the 2/3 pin of the chip U1, the trigger inputs timing time, and the diode D1 displays the state.
In one embodiment: the timing circuit II comprises a chip U2, a resistor R2, a diode D2, a slide rheostat RP2 and a capacitor C2, wherein pins 2 and 3 of the chip U2 are connected with the slide rheostat RP2, one end of the slide rheostat RP2 is connected with the capacitor C2, the other end of the capacitor C2 is connected with the diode D2, pin 6 of the chip U2 is connected with the diode D2, pin 4 of the chip U2 is connected with the resistor R2, the other end of the resistor R2 is connected with the slide rheostat RP2, pin 1 of the chip U2 is grounded, the positive pole VCC of the mains supply is connected, the slide rheostat RP2 is connected with pin 2/3 of the chip U2, the touch device inputs timing time, and the diode D2 displays states.
In one embodiment: the mains supply VCC is connected with 5 pins of U1 and U2; the first timing circuit and the second timing circuit are powered.
In one embodiment: the charging circuit comprises a joint J1, a diode D3, a resistor R6, a capacitor C7, a diode D4 and a transformer BT;
the 7 pin of the chip U1 is connected with a transformer BT, the transformer BT, a capacitor C6 and a capacitor C7 are connected in parallel, a switch is arranged between the transformer BT and the capacitor C7, the transformer BT is connected with a diode D4, and the diode D4 is connected with a relay K1; after supplying the electric energy to the timing circuit, the chip U1 supplies the electric energy to the charging circuit, the switch is closed, the charging is stopped, the switch is opened, the transformer BT transforms the voltage suitable for charging the battery, the battery is protected from being influenced by the charging, and the service life is prolonged. The battery reverse connection can be prevented, the circuit is protected, and short circuit is not easy to occur.
In one embodiment: the electronic load circuit comprises a resistor R4, a resistor R5, an MOS tube MOS1, a load resistor Rw, a chip U3, a signal input Uin and a rated voltage input U (ADin), wherein the signal input Uin is connected with the load resistor Rw, a relay K1 is connected with the chip U3, the negative electrode of the chip U3 is connected with the resistor R4, one end of the resistor R4 is grounded, the other end of the resistor R4 is connected with the MOS tube MOS1, one end of the MOS tube MOS1 is connected with the load resistor Rw, one end of the MOS tube MOS1 is connected with the resistor R5, one end of the resistor R5 is connected with the chip U3, and the positive electrode of the chip U3 is connected with the rated voltage input U (ADin); the highest voltage is determined through the rated voltage input U (ADin), one signal input Uin consisting of the chip U3 and the MOS tube MOS1 is adopted, and the current is connected in series to realize the conversion from voltage to current, so that the effect of discharging the battery is achieved.
In one embodiment: the adaptive circuit comprises a current transformer L1, a triode Q1, a capacitor C3, a capacitor C4, a capacitor C5, a resistor R3 and a diode D7;
the 7 pin of the chip U2 is connected with a capacitor C3 and a current transformer L1, one end of the current transformer L1 is connected with a collector of a triode Q1, an emitter of the triode Q1 is connected with a capacitor C5, a base of the triode Q1 is connected with a resistor R3, the other end of the resistor R3 is connected with a capacitor C4, the other end of the capacitor C4 is connected with the current transformer L1, the current transformer L1 is connected with a diode D7, and the other end of the diode D7 is connected with a relay K1; the triode Q1 is a power adapter switching tube and is controlled by an excited pulse and works in a cut-off and saturated state. The capacitor C3 is a filter capacitor in the mains voltage rectifying and filtering circuit, the diode D7 is a freewheeling diode, the function of the freewheeling diode is to provide a power supply path for a load when the switching tube is cut off, and the L1 is an energy storage inductor. C6 is the filter capacitor at the output end of the power adapter.
In one embodiment: the other end of the capacitor C5 is grounded in the device, so that the safety performance is improved.
The invention works when in work: firstly, determining the current output by a current battery through rated voltage input U (ADin), namely, the load size of the current battery, switching on a mains supply VCC, supplying electric energy for a chip U1 and a chip U2, connecting a battery with a connector J1, determining charging time for the chip U1 and the chip U2, charging the battery by a charging circuit, controlling a discharging circuit by a timing circuit II, namely, an adapter, adapting to the current, carrying out an electronic load after connecting a relay K1, testing an electric quantity system of the battery, and automatically carrying out a service life cycle test on the battery so that people can know the service life of the battery, wherein in a charging stage, a timer I is in a switch-on state, and a timer II is in a switch-off state. After the charging is finished, the timer I is closed, the timer II is connected, discharging of the product is achieved, the power supply supplies power to the whole system, the timer I controls the charging circuit, the battery charger charges the battery, the timer II controls the discharging circuit, the adapter supplies power to the relay, the relay K1 automatically opens and closes the discharging circuit, and the electronic load discharges the battery.
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that various changes and substitutions are possible within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (5)
1. The utility model provides an electric quantity system tester, includes power, timing circuit one, timing circuit two, charging circuit, battery, adaptation circuit, relay K1 and electronic load circuit, its characterized in that: the power supply is connected with a first timing circuit and a second timing circuit, the timing circuit is connected with a charging circuit, the charging circuit is connected with a battery, the battery is connected with a relay, the relay is connected with an electronic load circuit, the second timing circuit is connected with an adapting circuit, and the adapting circuit is connected with the relay;
the first timing circuit comprises a chip U1, a resistor R1, a diode D1, a slide rheostat RP1 and a capacitor C1, wherein pins 2 and 3 of the chip U1 are connected with the slide rheostat RP1, one end of the slide rheostat RP1 is connected with the capacitor C1, the other end of the capacitor C1 is connected with the diode D1, pin 6 of the chip U1 is connected with the diode D1, pin 4 of the chip U1 is connected with the resistor R1, the other end of the resistor R1 is connected with the slide rheostat RP1, and pin 1 of the chip U1 is grounded;
the charging circuit comprises a joint J1, a diode D3, a resistor R6, a capacitor C7, a diode D4 and a transformer BT; the 7 pin of the chip U1 is connected with a transformer BT, the transformer BT, a capacitor C6 and a capacitor C7 are connected in parallel, a switch is arranged between the transformer BT and the capacitor C7, the transformer BT is connected with a diode D4, and the diode D4 is connected with a relay K1;
the electronic load circuit comprises a resistor R4, a resistor R5, an MOS tube MOS1, a load resistor Rw, a chip U3, a signal input Uin and a rated voltage input U, wherein the signal input Uin is connected with the load resistor Rw, the relay K1 is connected with the chip U3, the negative electrode of the chip U3 is connected with the resistor R4, one end of the resistor R4 is grounded, the other end of the resistor R4 is connected with the MOS tube MOS1, one end of the MOS tube MOS1 is connected with the load resistor Rw, one end of the MOS tube MOS1 is connected with the resistor R5, one end of the resistor R5 is connected with the chip U3, and the positive electrode of the chip U3 is connected with the rated voltage input U.
2. The electrical quantity system tester of claim 1, wherein: the timing circuit II comprises a chip U2, a resistor R2, a diode D2, a slide rheostat RP2 and a capacitor C2, wherein pins 2 and 3 of the chip U2 are connected with the slide rheostat RP2, one end of the slide rheostat RP2 is connected with the capacitor C2, the other end of the capacitor C2 is connected with the diode D2, a pin 6 of the chip U2 is connected with the diode D2, a pin 4 of the chip U2 is connected with the resistor R2, the other end of the resistor R2 is connected with the slide rheostat RP2, and a pin 1 of the chip U2 is grounded.
3. The electrical quantity system tester of claim 2, wherein: the mains supply VCC is connected with the 5 pins of the chip U1 and the chip U2.
4. The electrical quantity system tester of claim 2, wherein: the adaptive circuit comprises a current transformer L1, a triode Q1, a capacitor C3, a capacitor C4, a capacitor C5, a resistor R3 and a diode D7;
the utility model discloses a high-voltage power supply device, including chip U2, electric capacity C3 and current transformer L1 are connected to chip U2's 7 pin, current transformer L1's one end is connected with triode Q1's collecting electrode, triode Q1's projecting pole connects current transformer and electric capacity C5, triode Q1's base connecting resistance R3, electric capacity C4 is connected to resistance R3's the other end, current transformer L1 is connected to electric capacity C4's the other end, diode D7 is connected to current transformer L1, relay K1 is connected to diode D7's the other end.
5. The electrical quantity system tester according to claim 4, wherein: the other end of the capacitor C5 is grounded.
Priority Applications (1)
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CN202110690772.2A CN113640689B (en) | 2021-06-22 | 2021-06-22 | Electric quantity system tester |
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CN202110690772.2A CN113640689B (en) | 2021-06-22 | 2021-06-22 | Electric quantity system tester |
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CN113640689A CN113640689A (en) | 2021-11-12 |
CN113640689B true CN113640689B (en) | 2024-04-16 |
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CN202110690772.2A Active CN113640689B (en) | 2021-06-22 | 2021-06-22 | Electric quantity system tester |
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CN208207171U (en) * | 2018-05-11 | 2018-12-07 | 湖北民族学院 | A kind of battery capacity tester |
CN110133521A (en) * | 2019-05-31 | 2019-08-16 | 重庆大学 | A kind of efficient multi-channel battery capacity test system and its working method |
CN210720515U (en) * | 2019-08-16 | 2020-06-09 | 惠州市尚霖科创电子有限公司 | Electronic load module for testing |
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2021
- 2021-06-22 CN CN202110690772.2A patent/CN113640689B/en active Active
Patent Citations (11)
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US3987353A (en) * | 1973-12-21 | 1976-10-19 | Macharg J A | Control systems for battery chargers |
CN1216827A (en) * | 1997-10-31 | 1999-05-19 | 东芝电池株式会社 | Device for testing remained volume of electricity of a cell |
CN2582008Y (en) * | 2002-11-06 | 2003-10-22 | 黄耀俊 | Intelligent digital measurer for battery capacity |
CN101769995A (en) * | 2010-01-26 | 2010-07-07 | 南京工业大学 | Intelligent battery circulating charging and discharging testing device |
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CN210720515U (en) * | 2019-08-16 | 2020-06-09 | 惠州市尚霖科创电子有限公司 | Electronic load module for testing |
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