CN102346238A - Battery management device for rescue capsule - Google Patents

Battery management device for rescue capsule Download PDF

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Publication number
CN102346238A
CN102346238A CN2011102221626A CN201110222162A CN102346238A CN 102346238 A CN102346238 A CN 102346238A CN 2011102221626 A CN2011102221626 A CN 2011102221626A CN 201110222162 A CN201110222162 A CN 201110222162A CN 102346238 A CN102346238 A CN 102346238A
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China
Prior art keywords
battery
acquisition module
voltage acquisition
module
current
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CN2011102221626A
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Chinese (zh)
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CN102346238B (en
Inventor
吴文
王善海
黄双虎
周斌涛
张向前
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中国科学院武汉岩土力学研究所
河南省济源市矿用电器有限责任公司
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Priority to CN 201110222162 priority Critical patent/CN102346238B/en
Publication of CN102346238A publication Critical patent/CN102346238A/en
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Abstract

The invention discloses a battery management device for a rescue capsule, which is characterized in that: a tested battery positive electrode is respectively connected with a first voltage acquisition module and a second voltage acquisition module, and an output end of a current sensor is connected with a current acquisition module; a first temperature sensor, a second temperature sensor and a third temperature sensor are respectively connected with the first voltage acquisition module, the second voltage acquisition module and the current acquisition module, and a control module, the first voltage acquisition module, the second voltage acquisition module and the current acquisition module are sequentially connected by communications; and the control module is connected with an intrinsically safe touch screen through an isolation module. In the invention, the real-time monitoring display of the running state of batteries of the rescue capsule can be realized; a quick alarm for the battery fault condition can be given, and fault switch signals are output; and the intrinsically safe touch screen and a strong power part are isolated by the isolation module so as to ensure the safety of operating personnel.

Description

A kind of survival capsule battery management device

Technical field

The present invention relates to electronic equipment monitoring field, especially relate to a kind of survival capsule battery management device, be applied to the colliery down-hole survival capsule and use li-ion cell protection.

Background technology

The power supply device of survival capsule generally is divided into two parts: mine power supply and uninterrupted power source UPS.Survival capsule under normal circumstances inserts the mine and uses power supply, adapts to the specification of equipment in the cabin through transformer conversion equipment adjustment electric current and voltage.When mine disaster took place, the air-conditioning in the down-hole survival capsule, illumination, electronic equipment control etc. all will rely on battery electric power to keep.Can keep its long-time stable operation for the survival capsule current consuming apparatus provides electric power, great influence arranged prolonging the lifesaving time.The battery of at present down-hole survival capsule being used does not also have the complete protection scheme of a cover, can't monitor in real time the state of the various operations of battery, can't report to the police fast to battery fault condition yet, and provide corresponding switching value output.

Summary of the invention

The present invention is directed to the technical matters that exists in the above-mentioned prior art, a kind of survival capsule battery management device is provided, simple in structure, easy to use, can monitor in real time the various running statuses of survival capsule battery intuitively, battery failures is reported to the police.

The present invention realizes through following technical scheme:

A kind of survival capsule battery management device; Comprise first voltage acquisition module, second voltage acquisition module, current acquisition module, control module, current sensor, first battery, second battery, the 3rd battery, the 4th battery, the 5th battery, the 6th battery, the 7th battery, the 8th battery, isolation module, intrinsic safety type touch-screen, first temperature sensor, second temperature sensor and three-temperature sensor; First battery, second battery, the 3rd battery, the 4th battery, the 5th battery, the 6th battery, the 7th battery, the 8th battery and current sensor are connected in series successively through cable; The positive pole of first battery, second battery, the 3rd battery, the 4th battery is connected with first voltage acquisition module respectively; The positive pole of the 5th battery, the 6th battery, the 7th battery, the 8th battery is connected with second voltage acquisition module respectively; The output terminal of current sensor is connected with the current acquisition module; First temperature sensor, second temperature sensor and three-temperature sensor are connected with first voltage acquisition module, second voltage acquisition module and current acquisition module respectively; Control module, first voltage acquisition module, second voltage acquisition module, current acquisition module are carried out communication successively and are connected, and control module is connected with the intrinsic safety type touch-screen through isolation module.

Aforesaid first voltage acquisition module comprises first voltage acquisition unit that is used to gather first battery, second battery, the 3rd battery and the 4th cell voltage; First communication unit with the control module communication; With second communication unit and first temperature collecting cell that is connected with first temperature sensor of the second voltage sample module communication, first communication unit and second communication unit are serial ports or CAN bus.

Aforesaid second voltage acquisition module comprises second voltage acquisition unit that is used to gather the 5th battery, the 6th battery, the 7th battery and the 8th cell voltage; The 3rd communication unit with the first voltage acquisition module communication; With four-way the news unit and second temperature collecting cell that is connected with second temperature sensor of current acquisition module communication, the 3rd communication unit and four-way news unit are serial ports or CAN bus.

Aforesaid control module comprises the 6th communication unit with the first voltage acquisition module communication; The CAN EBI that is connected with isolation module; Be used for the power interface that power supply is imported, be used for externally exporting the output unit of breakdown switch amount signal, the 6th communication unit is serial ports or CAN bus.

Aforesaid current acquisition module comprises the current acquisition unit that is connected and is used to gather current signal with current sensor; Five-way news unit with the second voltage acquisition module communication; The 3rd temperature collecting cell that is connected with three-temperature sensor, five-way news unit is serial ports or CAN bus.

The present invention compared with prior art has the following advantages: 1, simple in structure, easy to use; 2, can realize the real-time monitoring demonstration of survival capsule battery operation state; 3, can report to the police fast to battery fault condition, and output breakdown switch amount signal; 4, intrinsic safety type touch-screen and strong power part are isolated through isolation module, guarantee operator safety.

Description of drawings

Fig. 1 is a kind of principle schematic of survival capsule electric power controller.

Among the figure, 1-first voltage acquisition module, 2-second voltage acquisition module, 3-current acquisition module, 4-control module; The 5-current sensor, 6-first battery, 7-second battery, 8-the 3rd battery, 9-the 4th battery; 10-the 5th battery, 11-the 6th battery, 12-the 7th battery, 13-the 8th battery, 14-isolation module; 15-intrinsic safety type touch-screen, 101-first voltage acquisition unit, 102-first communication unit, 103-second communication unit, 104-first temperature collecting cell; 105-first temperature sensor, 201-second voltage acquisition unit, 202-the 3rd communication unit, 203-four-way news unit, 204-second temperature collecting cell; 205-second temperature sensor, 301-current acquisition unit, 302-five-way news unit, 303-the 3rd temperature collecting cell, 304-three-temperature sensor; 401-the 6th communication unit, 402-power interface, 403-CAN EBI, 404-output unit.

Embodiment

Below in conjunction with accompanying drawing, do further bright specifically to technical scheme of the present invention.

Embodiment:

As shown in Figure 1; First voltage acquisition unit 101 in first voltage acquisition module 1 and first battery 6; Second battery 7; The positive pole of the 3rd battery 8 and the 4th battery 9 is connected, and is used to measure the voltage of above-mentioned four batteries, and first temperature sensor 105 becomes corresponding simulating signal to be input to first temperature collecting cell 104 in first voltage acquisition module 1 temperature transition simultaneously; First communication unit 102 in first voltage acquisition module 1 is connected with the 6th communication unit 401 in the control module 4, is used for voltage that collects and temperature data are delivered to control module 4.

Second voltage acquisition unit 201 in second voltage acquisition module 2 and the 5th battery 10; The 6th battery 11; The positive pole of the 7th battery 12 and the 8th battery 13 is connected; Be used to measure the voltage of above-mentioned four batteries, second temperature sensor 205 becomes corresponding simulating signal to be input to second temperature collecting cell 204 in second voltage acquisition module 2 temperature transition simultaneously.The 3rd communication unit 202 in second voltage acquisition module 2 is connected with second communication unit 103 in first voltage acquisition module 1; Voltage that collects and temperature data are delivered to first voltage acquisition module 1, and are delivered in the control module 4 through first voltage acquisition module 1.

The current acquisition unit 301 of current acquisition module 3 is connected with current sensor 5; Be used to gather the simulating signal of current sensor 5 outputs; Three-temperature sensor 304 becomes corresponding simulating signal to be input to the 3rd temperature collecting cell 303 in the current acquisition module 3 temperature transition simultaneously; Five-way news unit 302 in the current acquisition module 3 is interrogated unit 203 with the four-way in second voltage acquisition module 2 and is connected; Voltage that collects and temperature data are delivered to second voltage acquisition module 2, and are delivered to first voltage acquisition module 1, be delivered at last in the control module 4 through second voltage acquisition module 2.

Control module 4 is handled the data of first voltage acquisition module 1, second voltage acquisition module 2 and 3 inputs of current acquisition module, and the CAN EBI 403 in the control module 4 is connected with isolation module 14, and isolation module 14 is connected with intrinsic safety type touch-screen 15.Carried out reliable isolation through isolation module 14 between control module 4 and the intrinsic safety type touch-screen 15, intrinsic safety type touch-screen 15 and strong power part have been isolated, can not produce threat operating personnel's person.Intrinsic safety type touch-screen 15 is data such as display voltage, electric current, temperature, SOC in real time.

Every joint monomer voltage of battery is 3.2V, reach survival capsule required voltage 24V, just must eight batteries serial connection.When battery charging and discharging; But the present invention's real-time online detects all monomer battery voltages, assembled battery total voltage, battery set charge/discharge electric current, temperature in the electric battery; And through the cell voltage that collects; Electric current, the temperature data signal through output unit 404 output to battery charge automatically, power management such as equalizaing charge, balanced discharge and overcharge, cross and safety protection function such as put, reduced the generation of downhole safety accident greatly.

When the ceiling voltage of the battery of the present invention monitoring greater than the charging of setting during by voltage 3.6V, first voltage acquisition module 1 or second voltage acquisition module 2 are delivered to control module 4 with failure code, control module 4 is controlled output through output unit 404; When the voltage 2.5V, first voltage acquisition module 1 or second voltage acquisition module 2 are delivered to control module 4 with failure code to the minimum module monomer voltage of lithium battery less than the discharge electricity of setting, and control module 4 is controlled output through output unit 404; The charging current of this lithium battery is when setting charging current 5A, and current acquisition module 3 is delivered to control module 4 with failure code, and control module 4 is controlled output through output unit 404; The discharge current of lithium battery is when setting discharge current 6A, and current acquisition module 3 just failure code is delivered to control module 4, and control module 4 is controlled output through output unit 404; Temperature sensor carries out temperature monitoring near can being placed in battery according to the needs of reality.When the maximum temperature of battery greater than the temperature protection of setting in limited time; First voltage acquisition module 1 or second voltage acquisition module 2 or current acquisition unit 301 are delivered to control module 4 with failure code; Control module 4 is exported through output unit 404; And continuous alarm 1 second, when maximum temperature falls back in the scope of protection temperature of setting, remove and report to the police.

Above-mentioned battery size is SE60AH.

The current sensor model is CHB-25NP, and the input/output signal scope is ± 12A.

The first voltage acquisition device unit, the second voltage acquisition device unit is MAX4508.

First temperature collecting cell, second temperature collecting cell, the 3rd temperature collecting cell are 5022.

The current acquisition unit is CHB-25NP.

First temperature sensor, second temperature sensor, the model of three-temperature sensor is DS18B20, input/output signal scope-55 ° C--± 125 ° of C.

The model of intrinsic safety type touch-screen is XSH-5.

The model of isolation module 14 is ISO1050.

203, the five-ways news unit, 202, the four-ways news unit, first communication unit, 102, the second communication units, 103, the three communication unit, 302, the six communication units 401 can be serial ports or CAN bus.

Claims (5)

1. survival capsule battery management device; It is characterized in that: comprise first voltage acquisition module (1), second voltage acquisition module (2), current acquisition module (3), control module (4), current sensor (5), first battery (6), second battery (7), the 3rd battery (8), the 4th battery (9), the 5th battery (10), the 6th battery (11), the 7th battery (12), the 8th battery (13), isolation module (14), intrinsic safety type touch-screen (15), first temperature sensor (105), second temperature sensor (205) and three-temperature sensor (304); First battery (6), second battery (7), the 3rd battery (8), the 4th battery (9), the 5th battery (10), the 6th battery (11), the 7th battery (12), the 8th battery (13) and current sensor (5) are connected in series successively through cable; The positive pole of first battery (6), second battery (7), the 3rd battery (8), the 4th battery (9) is connected with first voltage acquisition module (1) respectively; The positive pole of the 5th battery (10), the 6th battery (11), the 7th battery (12), the 8th battery (13) is connected with second voltage acquisition module (2) respectively; The output terminal of current sensor (5) is connected with current acquisition module (3); First temperature sensor (105), second temperature sensor (205) and three-temperature sensor (304) are connected with first voltage acquisition module (1), second voltage acquisition module (2) and current acquisition module (3) respectively; Control module (4), first voltage acquisition module (1), second voltage acquisition module (2), current acquisition module (3) are carried out communication successively and are connected, and control module (4) is connected with intrinsic safety type touch-screen (15) through isolation module (14).
2. a kind of survival capsule battery management device according to claim 1; It is characterized in that: described first voltage acquisition module (1) comprises first voltage acquisition unit (101) that is used to gather first battery (6), second battery (7), the 3rd battery (8) and the 4th battery (9) voltage; First communication unit (102) with control module (4) communication; With second communication unit (103) and first temperature collecting cell (104) that is connected with first temperature sensor (105) of second voltage sample module (2) communication, first communication unit (102) and second communication unit (103) are serial ports or CAN bus.
3. a kind of survival capsule battery management device according to claim 1; It is characterized in that: described second voltage acquisition module (2) comprises second voltage acquisition unit (201) that is used to gather the 5th battery (10), the 6th battery (11), the 7th battery (12) and the 8th battery (13) voltage; The 3rd communication unit (202) with first voltage acquisition module (1) communication; With the four-way news unit (203) and second temperature collecting cell (204) that is connected with second temperature sensor (205) of current acquisition module (3) communication, the 3rd communication unit (202) and four-way news unit (203) are serial ports or CAN bus.
4. a kind of survival capsule battery management device according to claim 1; It is characterized in that: described control module (4) comprises the 6th communication unit (401) with first voltage acquisition module (1) communication; The CAN EBI (403) that is connected with isolation module (14); Be used for the power interface (402) that power supply is imported, be used for externally exporting the output unit (404) of breakdown switch amount signal, the 6th communication unit (401) is serial ports or CAN bus.
5. a kind of survival capsule battery management device according to claim 1; It is characterized in that: described current acquisition module (3) comprises the current acquisition unit (301) that is connected and is used to gather current signal with current sensor (5); Five-way news unit (302) with second voltage acquisition module (2) communication; The 3rd temperature collecting cell (303) that is connected with three-temperature sensor (304), five-way news unit (302) are serial ports or CAN bus.
CN 201110222162 2011-08-04 2011-08-04 Battery management device for rescue capsule CN102346238B (en)

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CN104135052A (en) * 2014-08-04 2014-11-05 中国矿业大学 Electric energy management system for coal mine escape capsule
CN110308393A (en) * 2018-03-21 2019-10-08 宝沃汽车(中国)有限公司 Fault detection method, device, battery pack and vehicle

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CN110308393A (en) * 2018-03-21 2019-10-08 宝沃汽车(中国)有限公司 Fault detection method, device, battery pack and vehicle

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