TWI616668B - System for testing battery quality and managing database and method for the same - Google Patents

Abstract

The invention relates to a battery quality detection combined database management system and method, which is mainly provided with a human-machine interface for operators to perform various operation control and display various parameters, and is connected to a database for testing history. Data storage and query by operators, make the communication interface unit communicate between the man-machine interface and the control unit, connect the control unit with the battery detection circuit, and use the control unit to control the battery detection circuit to make the battery detect The circuit supplies the battery to be tested for discharging and charging operations, and detects the internal resistance of the battery. At the same time, various parameters detected by the battery are transmitted to the human-machine interface by the control unit using the communication interface unit; According to this, various parameters of the battery can be tested for convenience as a basis for judging the quality and life of the battery, and the practical performance characteristics are added to its overall implementation and use.

Description

Battery quality detection combined with database management system and method

The invention relates to a battery quality detection combined with a database management system and method, and particularly to a battery parameter detection method that can be used as a basis for judging the quality and life of the battery, and is used in its overall implementation. Innovative designers of battery quality testing combined with database management systems and methods that add practical features.

According to the popularity of various electronic products, such as cameras, electric shavers, electric drills, emergency lighting, etc., compared to various types of nickel-metal hydride batteries and nickel-cadmium batteries that are used to supply the power required by various electronic products, The daily necessities widely seen in people's lives, and the quality of various types of nickel-metal hydride batteries and nickel-cadmium batteries is an important key affecting the battery life of electronic products.

At present, various types of nickel-metal hydride batteries and nickel-cadmium batteries used in various electronic products are imported. It is difficult for the industry to evaluate for itself whether the specifications specified are true and the actual service life before purchasing the entire batch of batteries. Determine the quality of the battery before loading Pros and cons.

The reason is that the inventors have taken this into consideration, and based on many years of rich design and development and actual production experience in the relevant industry, they have studied and improved the existing structure and defects, and provided a battery quality detection combined with a database management system and method, in order to achieve more For the purpose of good practical value.

The main object of the present invention is to provide a battery quality detection combined with a database management system and method, which is mainly used to detect various parameters of the battery, so as to facilitate the use of the battery as a basis for judging the quality and life of the battery, and to implement the entire battery People who have more practical functions.

The main purpose and effect of the battery quality detection combined with the database management system of the present invention are achieved by the following specific technical means: it mainly includes a man-machine interface, a communication interface unit, a control unit, and a battery detection circuit; of which: the man-machine interface It is used for the operator to perform various operation control, and to display various parameters, and a database is connected to the man-machine interface, which can be used to store the detection history data in the database and for the operator to query; The communication interface unit is used for connection and communication between the human-machine interface and the control unit; the control unit is connected to the communication interface unit to transmit signals, and the control unit The control unit is connected to the battery detection circuit, so as to control the battery detection circuit to operate by using the control unit, and transmit relevant data detected by the battery detection circuit to the human-machine interface through the communication interface unit; the battery detection A circuit for supplying a battery to be tested, discharging and charging the battery, and detecting the internal resistance of the battery, and simultaneously controlling the parameters of the battery through the control unit using the communication interface unit Transfer to the terminal.

A preferred embodiment of the battery quality detection and database management system of the present invention, wherein the human-machine interface is a VB [Visual Basic] human-machine interface.

A preferred embodiment of the battery quality detection and database management system of the present invention, wherein the communication interface unit and the human-machine interface use UART (Universal Asynchronous Receiver / Transmitter) communication for signal transmission.

A preferred embodiment of the battery quality detection combined with a database management system of the present invention, wherein the communication interface unit and the control unit perform signal transmission using SRI (Serial Peripheral Interface) communication.

The main purpose and efficacy of the battery quality detection and database management method of the present invention are achieved by the following specific technical means: The operation process is as follows: A. Instruct the operator to use the man-machine interface for operation. There is a database for storing the historical data in the database and for the operator to make an inquiry, so that the control unit receives the control signal of the man-machine interface and the set value of the cycle times through the communication interface unit; B. Determine the control signal. If it is stopped, go back to step A. If it is executed, go to step C; C. Judge whether to carry out a new cycle, if not, it means the cycle is completed, go back to step B, if yes, go to step D; D. Check whether the battery detection circuit has a battery installed. If yes, go to step E; if not, go to step M; E. Check whether the battery is inserted for the first time. If not, go to step F. If yes, pre-charge the preset time to determine the number of knots, and read the charging current setting value, and go to step G; F. Check whether a new cycle is performed. If it is going to step G, otherwise go to step H; G. Discharge the battery deeply and go to step H; H. Judge the current charging or discharging state, if it is the discharging state, go to step I, if it is the charging state, go to step K; I. Check whether the discharge is completed. If the discharge is completed, go to step J. If the discharge is not completed, go to step M; J. Start charging at a constant current, and go to step K; K. Check whether the charging is completed. If the charging is completed, go to step L. If the charging is not completed, go to step M; L. Measure the internal resistance of the battery, and +1 the current number of cycles, and go to step M; M. Make the control unit transmit the current state and parameters of the battery to the man-machine interface through the communication interface unit.

A preferred embodiment of the battery quality detection and database management method of the present invention, wherein the cut-off voltage of the step G is 1V per cell.

(1) ‧‧‧Human Machine Interface

(2) ‧‧‧Communication interface unit

(3) ‧‧‧Control unit

(4) ‧‧‧Battery detection circuit

Figure 1: Schematic diagram of the architecture of the present invention

Figure 2: Schematic diagram of the detection process of the present invention

In order to provide a more complete and clear disclosure of the technical content, the purpose of the invention and the effect achieved by the present invention, it is described in detail below, and please also refer to the disclosed drawings and numbers: First, please refer to As shown in the first schematic diagram of the present invention, the present invention mainly includes a human-machine interface (1), a communication interface unit (2), a control unit (3), and a battery detection circuit (4); of which: the human-machine interface ( 1), which can be a VB man-machine interface (1), which is available for operation The operator performs various operation controls such as turning on or off, setting various detection times, and displaying various parameters [such as: voltage during battery testing, charge and discharge current, battery status, and battery internal resistance after testing. , Charging time, discharging time, etc.], and a database is connected to the man-machine interface (1), so that the database can be used for storage of historical inspection data and for operators to query.

The communication interface unit (2) is used for connection and communication between the human-machine interface (1) and the control unit (3), and the communication interface unit (2) and the human-machine interface (1) use UART [ Universal Asynchronous Receiver / Transmitter] communication for signal transmission, and the communication interface unit (2) and the control unit (3) use SRI (Serial Peripheral Interface) communication for signal transmission.

The control unit (3) is connected to the communication interface unit (2) to transmit signals, and the control unit (3) is connected to the battery detection circuit (4) to control the battery using the control unit (3) The detection circuit (4) operates and transmits the relevant data detected by the battery detection circuit (4) to the human-machine interface (1) through the communication interface unit (2).

The battery detection circuit (4) is configured to insert a battery to be tested, discharge and charge the battery, and detect the internal resistance of the battery, and at the same time control various parameters detected by the battery through the control. The unit (3) uses the communication interface unit (2) to transmit to the man-machine interface (1).

In this case, please refer to the second figure again for the detection process diagram of the present invention, and the operation process is as follows: A. Have the operator use the human-machine interface (1) to operate, and use the human-machine interface (1) A database is connected for storage of inspection history data in the database and for query by the operator, so that the control unit (3) receives the control of the human-machine interface (1) via the communication interface unit (2) Set value of signal and number of cycles; B. Determine the control signal. If it is stopped, go back to step A. If it is executed, go to step C. C. Determine whether to perform a new cycle. Otherwise, it means that the cycle is completed, return to step B. If yes Go to step D; D. Check whether the battery detection circuit (4) has a battery inserted; if there is, go to step E; if not, go to step M; E. Check whether the battery is inserted for the first time; if not, go to step F, if yes Then pre-charge the preset time to determine the number of knots, and read the charging current set value, and go to step G; F. Check whether a new cycle is performed, if it is to step G, otherwise go to step H; G. deeply discharge the battery [ Discharge cut-off voltage is 1V per section , Go to step H;. H is determined that the charging current or discharging state, a discharging state if I go to step, If it is charged, go to step K; I. Check whether the discharge is completed; if the discharge is completed, go to step J; if it is not discharged, go to step M; J. start charging with a constant current and go to step K; K. check whether it is charged Complete, go to step L if charging is completed, go to step M if charging is not completed; L. Measure the internal resistance of the battery, and +1 the current number of cycles, go to step M; M. Make the control unit (3) Via the communication interface unit (2), the current status and parameters of the battery are transmitted to the human-machine interface (1).

From the above, the use and implementation description of the present invention shows that compared with the prior art, the present invention is mainly used to detect various parameters of the battery, which is convenient as a basis for judging the quality and life of the battery. , And in its overall implementation and use more practical features.

However, the foregoing embodiments or drawings do not limit the product structure or usage of the present invention, and any appropriate changes or modifications by those with ordinary knowledge in the technical field should be regarded as not departing from the patent scope of the present invention.

In summary, the embodiments of the present invention can indeed achieve the expected use effect, and the specific structure disclosed has not only been seen in similar products, nor has it been disclosed before the application. It has fully complied with the provisions of the Patent Law. And requirements, file a patent for invention according to law I would like to apply for the examination and grant the patent, which is really a virtue.

(1) ‧‧‧Human Machine Interface

(2) ‧‧‧Communication interface unit

(3) ‧‧‧Control unit

(4) ‧‧‧Battery detection circuit

Claims (6)

A battery quality detection combined database management system, which mainly includes a man-machine interface, a communication interface unit, a control unit, and a battery detection circuit; of which: the man-machine interface is used for the operator to perform various operation controls and for display Various parameters, and a database is connected to the man-machine interface, which can be used to store the detection history data and query by the operator; the communication interface unit is used for the man-machine interface and the control Connect and communicate between the units; the control unit is connected to the communication interface unit to transmit signals, and the control unit is connected to the battery detection circuit to use the control unit to control the battery detection circuit to operate, and the battery Relevant data detected by the detection circuit is transmitted to the human-machine interface through the communication interface unit; the battery detection circuit is configured to insert a battery to be tested, and discharge and charge the battery, and within the battery Resistance, and at the same time, the parameters detected by the battery are transmitted by the control unit using the communication interface unit. To the man-machine interface. For example, the battery quality detection combined with the database management system described in item 1 of the scope of the patent application, wherein the human-machine interface is a VB human-machine interface. The battery quality detection combined with the database management system described in item 1 of the scope of patent application, wherein the communication interface unit and the human-machine interface use UART [Universal Asynchronous Receiv er / Transmitter] communication for signal transmission. For example, the battery quality detection combined with the database management system described in item 1 of the scope of the patent application, wherein the communication interface unit and the control unit perform signal transmission through SRI (Serial Peripheral Interface) communication. A battery quality detection combined with database management method, the operation process is as follows: A. The operator is instructed to use the man-machine interface for operation, and a database is connected to the man-machine interface, so that the database can be used for testing historical data. Stored and made available for query by the operator, so that the control unit receives the control signal of the man-machine interface and the set value of the number of cycles through the communication interface unit; B. Judging the control signal, if it is stopped, return to step A, if it is executed, Go to step C; C. Determine whether to perform a new cycle; otherwise, it means the cycle is complete, go back to step B; if yes, go to step D; D. check whether the battery detection circuit has a battery inserted; if there is, go to step E, if not Go to step M; E. Check whether the battery is inserted for the first time; otherwise, go to step F. If it is, pre-charge the preset time to determine the number of sections, and read the charging current set value, go to step G; F. Check whether New cycle, if go to step G, otherwise go to step H; G. discharge the battery deeply, go to step H; H. Judge the current charging or discharging state, if it is discharged, go to step I, if it is charged, go to step K; I. Check whether the discharge is completed, if the discharge is complete, go to step J, if not discharged, go to step M; J Start charging at a constant current, and go to step K; K. Check whether the charging is completed, go to step L if charging is completed, go to step M if charging is not completed; L. Measure the internal resistance of the battery, and change the current The number of cycles is +1, and go to step M. M. The control unit transmits the current state and parameters of the battery to the human-machine interface through the communication interface unit. According to the method of battery quality detection combined with database management described in item 5 of the scope of the patent application, wherein the cut-off voltage of the step G is 1V per cell.