Distributed energy storage battery pack vibration and falling detection method and device

Abstract

The invention relates to the technical field of battery packs, in particular to a distributed energy storage battery pack vibration and falling detection method and device, which comprises a battery pack, a detection module, a temperature module, an evaluation module and an alarm module, and is characterized in that state data and temperature data of the battery pack are detected; and giving an alarm based on the evaluation result item, and reporting to a control center. When a battery pack leaves a factory, a small amount of electric quantity of a battery is utilized to continuously monitor the vibration and falling conditions of the battery pack after the battery pack leaves the factory, the vibration and falling conditions are reported in time through wireless communication, and meanwhile, the battery pack exceeding the vibration safety limit is identified before or during installation through an audible and visual alarm. Therefore, safe transportation and installation of the distributed energy storage battery pack are guaranteed, and the problem that damage of an existing battery pack possibly caused by transportation jolt cannot be found in time is solved.

Description

Technical Field

[0001] The present invention relates to the technical field of battery packs, and in particular to a method and device for vibration and drop detection of a distributed energy storage battery pack. Background Art

[0002] When distributed energy storage battery devices are configured for renewable energy power generation, a large number of battery packs usually need to be transported on-site and installed by workers on-site after production.

[0003] However, the roads in the installation area are rugged, and the battery pack may be bumped during transportation, causing damage to the external packaging or internal vibrations. Workers may also accidentally drop the battery pack during the installation process, causing damage. If not discovered and handled in time, the battery pack may heat up uncontrollably, which may lead to a fire. Summary of the invention

[0004] The purpose of the present invention is to provide a method and device for vibration and drop detection of a distributed energy storage battery pack, aiming to solve the problem that the existing battery pack may be damaged due to transportation bumps and cannot be discovered in time.

[0005] To achieve the above-mentioned object, in a first aspect, the present invention provides a distributed energy storage battery pack vibration and fall detection device, comprising a battery pack, a detection module, a temperature module, an evaluation module and an alarm module, wherein the detection module and the temperature module are respectively connected to the battery pack and respectively connected to the evaluation module, and the alarm module is connected to the evaluation module;

[0006] The battery pack is used to store electricity and to supply power to the detection module, the temperature module, the evaluation module and the alarm module;

[0007] The detection module is used to collect status data of the battery pack;

[0008] The temperature module is used to collect temperature data of the battery pack;

[0009] The evaluation module evaluates the battery pack based on the state data and the temperature data, and outputs an evaluation result and a control instruction;

[0010] The alarm module issues an alarm to the staff based on the evaluation result, and sends the evaluation result and the control instruction to the control center.

[0011] Wherein, the detection module includes a tilt detection unit, a vibration intensity acquisition power supply, a frequency acquisition unit and a data transmission unit, and the tilt detection unit, the vibration intensity acquisition power supply and the frequency acquisition unit are respectively connected to the data transmission unit;

[0012] The tilt detection unit is used to detect the tilt data of the battery pack;

[0013] The vibration intensity acquisition power source is used to detect the mild vibration data of the battery pack;

[0014] The frequency acquisition unit is used to detect the vibration frequency data of the battery pack;

[0015] The data transmission unit is used to collect the inclination data, the vibration lightness data and the vibration frequency data to obtain status data, and transmit the status data to the evaluation module.

[0016] Wherein, the temperature module comprises a temperature acquisition unit, a calculation unit, a first database and a comparison unit, the temperature acquisition unit is connected to the calculation unit, and the calculation unit and the first database unit are respectively connected to the comparison unit;

[0017] The temperature collection unit is used to collect temperature data of the battery pack in different states;

[0018] The calculation unit calculates the average temperature of the battery pack based on the temperature data in the different states;

[0019] The first database is used for an administrator to store the normal working threshold value of the battery pack;

[0020] The comparison unit compares the normal operating threshold with the average temperature and outputs the temperature data of the battery pack.

[0021] Wherein, the evaluation module includes a second database, a judgment unit and an instruction generation unit, and the second database, the judgment unit and the instruction generation unit are connected in sequence;

[0022] The second database is used for an administrator to store the evaluation threshold of the battery pack;

[0023] The judging unit judges the state data and the temperature data based on the evaluation threshold to obtain an evaluation result;

[0024] The instruction generation unit generates a control instruction based on the evaluation result.

[0025] Wherein, the alarm module comprises an execution unit, an audible and visual alarm unit and a reporting unit, and the audible and visual alarm unit and the reporting unit are respectively connected to the execution unit;

[0026] The execution unit controls the sound and light alarm unit based on the control instruction;

[0027] The sound and light alarm unit is used to send sound and light alarms to staff;

[0028] The reporting unit is used to package and mark the control instruction and the evaluation result, and send them to the control center.

[0029] Wherein, the reporting unit includes a marking subunit, a backup subunit and a communication subunit, and the backup subunit and the communication subunit are respectively connected to the marking subunit;

[0030] The marking subunit is used to package and mark the control instructions and the evaluation results to obtain sorted data;

[0031] The backup subunit is used to back up the sorted data;

[0032] The communication subunit is used to report the sorted data to the control center.

[0033] In a second aspect, a method for detecting vibration and drop of a distributed energy storage battery pack is provided, which is used in the device for detecting vibration and drop of a distributed energy storage battery pack described in the first aspect, and comprises the following steps:

[0034] Detect the status data and temperature data of the battery pack;

[0035] Judging the state data and the temperature data to obtain an evaluation result;

[0036] Based on the evaluation results, the staff issues an alarm and reports it to the control center.

[0037] A distributed energy storage battery pack vibration and fall detection device of the present invention comprises a battery pack, a detection module, a temperature module, an evaluation module and an alarm module, wherein the detection module and the temperature module are respectively connected to the battery pack and respectively connected to the evaluation module, and the alarm module is connected to the evaluation module; the battery pack is used to store electricity and to supply power to the detection module, the temperature module, the evaluation module and the alarm module; the detection module is used to collect status data of the battery pack; the temperature module is used to collect temperature data of the battery pack; the evaluation module evaluates the battery pack based on the status data and the temperature data, and outputs evaluation results and control instructions; the alarm module issues an alarm to a staff member based on the evaluation result, and sends the evaluation result and the control instruction to a control center. When the battery pack is produced and leaves the factory, a small amount of battery power (generally 30% power) is used to continuously monitor the vibration and falling of the battery pack after leaving the factory, and the vibration and falling conditions are promptly reported through wireless communication. At the same time, through sound and light alarms, battery packs that exceed the vibration safety limit are marked before or during installation, thereby ensuring the safe transportation and installation of distributed energy storage battery packs, thereby solving the problem that existing battery packs may be damaged and cannot be discovered in time due to transportation bumps. BRIEF DESCRIPTION OF THE DRAWINGS

[0038] The present invention is further illustrated by means of the non-limiting examples given in the accompanying drawings.

[0039] Figure 1 It is a schematic diagram of a distributed energy storage battery pack vibration and drop detection device of the present invention.

[0040] Figure 2 is a schematic diagram of the detection module.

[0041] Figure 3 is a schematic diagram of the temperature module.

[0042] Figure 4 is a schematic diagram of the evaluation module.

[0043] Figure 5 is a schematic diagram of the alarm module.

[0044] Figure 6 is a schematic diagram of a reporting unit.

[0045] Figure 7 It is a flow chart of a method for vibration and drop detection of a distributed energy storage battery pack of the present invention.

[0046] In the figure: 1-battery pack, 2-detection module, 3-temperature module, 4-evaluation module, 5-alarm module, 21-tilt detection unit, 22-vibration intensity acquisition power supply, 23-frequency acquisition unit, 24-data transmission unit, 31-temperature acquisition unit, 32-calculation unit, 33-first database, 34-comparison unit, 41-second database, 42-judgment unit, 43-instruction generation unit, 51-execution unit, 52-sound and light alarm unit, 53-reporting unit, 531-marking subunit, 532-backup subunit, 533-communication subunit. DETAILED DESCRIPTION

[0047] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0048] See also Figures 1 to 6 In a first aspect, the present invention provides a device for detecting vibration and falling of a distributed energy storage battery pack 1, comprising a battery pack 1, a detection module 2, a temperature module 3, an evaluation module 4 and an alarm module 5, wherein the detection module 2 and the temperature module 3 are respectively connected to the battery pack 1, and are respectively connected to the evaluation module 4, and the alarm module is connected to the evaluation module 4;

[0049] The battery pack 1 is used to store electricity and to supply power to the detection module 2, the temperature module 3, the evaluation module 4 and the alarm module 5;

[0050] The detection module 2 is used to collect status data of the battery pack 1;

[0051] The temperature module 3 is used to collect temperature data of the battery pack 1;

[0052] The evaluation module 4 evaluates the battery pack 1 based on the state data and the temperature data, and outputs an evaluation result and a control instruction;

[0053] The alarm module 5 issues an alarm to the staff based on the evaluation result, and sends the evaluation result and the control instruction to the control center.

[0054] In this embodiment, the detection module 2 and the temperature module 3 respectively collect the status data and temperature data of the battery pack 1, the evaluation module 4 evaluates the battery pack 1 based on the status data and the temperature data, determines whether the operating temperature of the battery pack exceeds the standard safety range, outputs the evaluation result and the control instruction, and the alarm module 5 issues an alarm to the staff based on the evaluation result, and sends the evaluation result and the control instruction to the control center. When the battery pack 1 is produced and shipped, a small amount of battery power (generally 30% power) is used to continuously monitor the vibration and falling of the battery pack 1 after it leaves the factory, and the vibration and falling conditions are reported in time through wireless communication. At the same time, through sound and light alarms, the battery pack 1 that exceeds the vibration safety limit is identified before or during installation, thereby ensuring the safe transportation and installation of the distributed energy storage battery pack 1, thereby solving the problem that the existing battery pack 1 may be damaged due to transportation bumps and cannot be discovered in time.

[0055] Further, the detection module 2 includes a tilt detection unit 21, a vibration intensity acquisition power supply 22, a frequency acquisition unit 23 and a data transmission unit 24, and the tilt detection unit 21, the vibration intensity acquisition power supply 22 and the frequency acquisition unit 23 are respectively connected to the data transmission unit 24;

[0056] The tilt detection unit 21 is used to detect the tilt data of the battery pack 1;

[0057] The vibration intensity acquisition power supply 22 is used to detect the mild vibration data of the battery pack 1;

[0058] The frequency acquisition unit 23 is used to detect the vibration frequency data of the battery pack 1;

[0059] The data transmission unit 24 is used to collect the inclination data, the vibration lightness data and the vibration frequency data to obtain status data, and transmit the status data to the evaluation module 4.

[0060] In this embodiment, the tilt detection unit 21, the vibration intensity acquisition power supply 22 and the frequency acquisition unit 23 respectively detect the tilt data, vibration lightness data and vibration frequency data of the battery pack 1, and the data transmission unit 24 collects the tilt data, the vibration lightness data and the vibration frequency data to obtain status data, and transmits the status data to the evaluation module 4.

[0061] Further, the temperature module 3 includes a temperature acquisition unit 31, a calculation unit 32, a first database 33 and a comparison unit 34, the temperature acquisition unit 31 is connected to the calculation unit 32, the calculation unit 32 and the first database 33 are respectively connected to the comparison unit 34;

[0062] The temperature collection unit 31 is used to collect temperature data of the battery pack 1 in different states;

[0063] The calculation unit 32 calculates the average temperature of the battery pack 1 based on the temperature data in different states;

[0064] The first database 33 is used by the administrator to store the normal working threshold of the battery pack 1;

[0065] The comparison unit 34 compares the normal operating threshold with the average temperature and outputs the temperature data of the battery pack 1 .

[0066] In this embodiment, the detection unit collects temperature data of the battery pack 1 under different states, the calculation unit 32 calculates the average temperature of the battery pack 1 based on the temperature data under the different states using a practical temperature compensation algorithm, the first database 33 administrator stores the normal working threshold of the battery pack 1, and the comparison unit 34 compares the normal working threshold with the average temperature and outputs the temperature data of the battery pack 1.

[0067] Further, the evaluation module 4 includes a second database 41, a judgment unit 42 and an instruction generation unit 43, and the second database 41, the judgment unit 42 and the instruction generation unit 43 are connected in sequence;

[0068] The second database 41 is used for the administrator to store the evaluation threshold of the battery pack 1;

[0069] The judging unit 42 judges the state data and the temperature data based on the evaluation threshold to obtain an evaluation result;

[0070] The instruction generating unit 43 generates a control instruction based on the evaluation result.

[0071] In this embodiment, the second database 41 is used by the administrator to store the evaluation threshold of the battery pack 1, the judgment unit 42 judges the status data and the temperature data based on the evaluation threshold to obtain an evaluation result, and the instruction generation unit 43 generates a control instruction based on the evaluation result.

[0072] Further, the alarm module 5 includes an execution unit 51, an audible and visual alarm unit 52 and a reporting unit 53, and the audible and visual alarm unit 52 and the reporting unit 53 are respectively connected to the execution unit 51;

[0073] The execution unit 51 controls the sound and light alarm unit 52 based on the control instruction;

[0074] The sound and light alarm unit 52 is used to send sound and light alarms to the staff;

[0075] The reporting unit 53 is used to package and mark the control instruction and the evaluation result, and send them to the control center.

[0076] In this embodiment, the execution unit 51 controls the sound and light alarm unit 52 based on the control instruction, and the sound and light alarm unit 52 sends a sound and light alarm to the staff. The reporting unit 53 packages and marks the control instruction and the evaluation result and sends them to the control center.

[0077] Further, the reporting unit 53 includes a marking subunit 531, a backup subunit 532 and a communication subunit 533, wherein the backup subunit 532 and the communication subunit 533 are respectively connected to the marking subunit 531;

[0078] The marking subunit 531 is used to package and mark the control instruction and the evaluation result to obtain sorted data;

[0079] The backup subunit 532 is used to back up the sorted data;

[0080] The communication subunit 533 is used to report the sorted data to the control center.

[0081] In this embodiment, the marking subunit 531 packages and marks the control instruction and the evaluation result to obtain sorted data; the backup subunit 532 backs up the sorted data, and the communication subunit 533 reports the sorted data to the control center.

[0082] See also Figure 7 In a second aspect, a method for detecting vibration and falling of a distributed energy storage battery pack 1 is provided, which is used in the device for detecting vibration and falling of the distributed energy storage battery pack 1 described in the first aspect, and comprises the following steps:

[0083] S1 detects the status data and temperature data of battery pack 1;

[0084] Specifically, the tilt detection unit 21, the vibration intensity acquisition power supply 22 and the frequency acquisition unit 23 respectively detect the tilt data, vibration lightness data and vibration frequency data of the battery pack 1, the data transmission unit 24 collects the tilt data, the vibration lightness data and the vibration frequency data to obtain status data, and transmits the status data to the evaluation module 4, the temperature acquisition unit 31 collects the temperature data of the battery pack 1 under different states, the calculation unit 32 calculates the average temperature of the battery pack 1 based on the temperature data under the different states using a practical temperature compensation algorithm, and the comparison unit 34 compares the normal working threshold with the average temperature and outputs the temperature data of the battery pack 1.

[0085] S2 judges the state data and the temperature data to obtain an evaluation result;

[0086] Specifically, the judging unit 42 judges the state data and the temperature data based on the evaluation threshold to obtain an evaluation result, and the instruction generating unit 43 generates a control instruction based on the evaluation result.

[0087] S3 The staff issues an alarm based on the evaluation result and reports it to the control center.

[0088] Specifically, the execution unit 51 controls the sound and light alarm unit 52 based on the control instruction, and the sound and light alarm unit 52 sends a sound and light alarm to the staff. The reporting unit 53 packages and marks the control instruction and the evaluation result and sends them to the control center.

[0089] The method and device for distributed energy storage battery pack vibration and drop detection provided by the present invention have the following beneficial effects:

[0090] 1. A distributed energy storage battery pack vibration and drop detection method and device provided by the present invention continuously monitors the vibration and drop of the battery pack after leaving the factory, and promptly reports the vibration, drop and temperature exceeding the standard safety range through the wireless communication module, or identifies the battery pack that exceeds the vibration safety limit before or during installation through an audible and visual alarm;

[0091] 2. A method and device for vibration and drop detection of a distributed energy storage battery pack provided by the present invention can ensure continuous detection of the vibration state of the distributed energy storage battery pack, timely identify vibration and drop accidents that exceed safety standards, and improve the safety of the battery pack of the distributed energy storage system.

[0092] What is disclosed above is only one or more preferred embodiments of the present application, and cannot be used to limit the scope of rights of the present application. Ordinary technicians in this field can understand that all or part of the processes of implementing the above embodiments and equivalent changes made according to the claims of the present application are still within the scope covered by the present application.

Claims

1. A distributed energy storage battery pack vibration and drop detection device, characterized in that: It includes a battery pack, a detection module, a temperature module, an evaluation module and an alarm module, wherein the detection module and the temperature module are respectively connected to the battery pack and are respectively connected to the evaluation module, and the alarm module is connected to the evaluation module; The battery pack is used to store electricity and to supply power to the detection module, the temperature module, the evaluation module and the alarm module; The detection module is used to collect status data of the battery pack; The temperature module is used to collect temperature data of the battery pack; The evaluation module evaluates the battery pack based on the state data and the temperature data, and outputs an evaluation result and a control instruction; The alarm module issues an alarm to the staff based on the evaluation result, and sends the evaluation result and the control instruction to the control center.

2. The distributed energy storage battery pack vibration and drop detection device according to claim 1, characterized in that: The detection module includes a tilt detection unit, a vibration intensity acquisition power supply, a frequency acquisition unit and a data transmission unit, and the tilt detection unit, the vibration intensity acquisition power supply and the frequency acquisition unit are respectively connected to the data transmission unit; The tilt detection unit is used to detect the tilt data of the battery pack; The vibration intensity acquisition power source is used to detect the mild vibration data of the battery pack; The frequency acquisition unit is used to detect the vibration frequency data of the battery pack; The data transmission unit is used to collect the inclination data, the vibration lightness data and the vibration frequency data to obtain status data, and transmit the status data to the evaluation module.

3. The distributed energy storage battery pack vibration and drop detection device according to claim 2, characterized in that: The temperature module includes a temperature acquisition unit, a calculation unit, a first database and a comparison unit, wherein the temperature acquisition unit is connected to the calculation unit, and the calculation unit and the first database unit are respectively connected to the comparison unit; The temperature collection unit is used to collect temperature data of the battery pack in different states; The calculation unit calculates the average temperature of the battery pack based on the temperature data in different states; The first database is used by an administrator to store the normal working threshold value of the battery pack; The comparison unit compares the normal operating threshold with the average temperature and outputs the temperature data of the battery pack.

4. The distributed energy storage battery pack vibration and drop detection device according to claim 3, characterized in that: The evaluation module includes a second database, a judgment unit and an instruction generation unit, and the second database, the judgment unit and the instruction generation unit are connected in sequence; The second database is used for an administrator to store the evaluation threshold of the battery pack; The judging unit judges the state data and the temperature data based on the evaluation threshold to obtain an evaluation result; The instruction generation unit generates a control instruction based on the evaluation result.

5. The distributed energy storage battery pack vibration and drop detection device according to claim 4, characterized in that: The alarm module comprises an execution unit, an audible and visual alarm unit and a reporting unit, wherein the audible and visual alarm unit and the reporting unit are respectively connected to the execution unit; The execution unit controls the sound and light alarm unit based on the control instruction; The sound and light alarm unit is used to send sound and light alarms to staff; The reporting unit is used to package and mark the control instruction and the evaluation result, and send them to the control center.

6. The distributed energy storage battery pack vibration and drop detection device according to claim 5, characterized in that: The reporting unit includes a marking subunit, a backup subunit and a communication subunit, wherein the backup subunit and the communication subunit are respectively connected to the marking subunit; The marking subunit is used to package and mark the control instructions and the evaluation results to obtain sorted data; The backup subunit is used to back up the sorted data; The communication subunit is used to report the sorted data to the control center.

7. A method for detecting vibration and drop of a distributed energy storage battery pack, used in the device for detecting vibration and drop of a distributed energy storage battery pack as claimed in any one of claims 1 to 6, characterized in that: The following steps are involved: Detect the status data and temperature data of the battery pack; Judging the state data and the temperature data to obtain an evaluation result; Based on the evaluation results, the staff issues an alarm and reports it to the control center.

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