CN220543079U - Monitoring device and monitoring system - Google Patents

Abstract

The application provides a monitoring device and a monitoring system, wherein the monitoring device comprises a monitoring control module and a state acquisition module; the monitoring control module is electrically connected with the state acquisition module, and the state acquisition module is used for being electrically connected with the storage battery; the monitoring control module is used for sending an acquisition instruction to the state acquisition module; the state acquisition module is used for acquiring single battery information, charge and discharge current information, thermal runaway monitoring information and battery pack pressure information of the storage battery according to the acquisition instruction; and the collected single battery information, charge and discharge current information, thermal runaway monitoring information and storage battery pack pressure information are transmitted to the monitoring control module, so that the state of a storage battery of the diesel generator set can be automatically and real-timely controlled and monitored, the real-time performance and convenience of monitoring the state of the storage battery are improved, and the emergency reliability of the diesel generator set is further improved.

Description

Monitoring device and monitoring system

Technical Field

The application relates to the technical field of data center safety, in particular to a monitoring device and a monitoring system.

Background

Along with the continuous development of data centers, each data center takes a diesel generator set as an emergency backup power supply, the diesel generator set needs to realize emergency backup power output under the condition that the conventional power supply of the data center is powered off, and the quick start of the diesel generator set needs to rely on a storage battery of the diesel generator set, so whether the storage battery is in a good state or not, and whether the diesel generator set can be started quickly is very important.

At present, a mode of periodic maintenance is mainly adopted for management of the storage battery, namely, voltage and internal resistance of the storage battery are measured manually at regular intervals, and the manual mode has the problems that maintenance workload is large, real-time operation data of the storage battery cannot be mastered in time, timeliness of fault monitoring of the storage battery is low, and reliability of a diesel generator set is low.

Disclosure of Invention

An object of the embodiment of the application is to provide a monitoring device and a monitoring system for solve the problem that the maintenance workload is big and the timeliness is low that diesel generating set's battery exists through artifical periodic maintenance monitoring.

In a first aspect, the present utility model provides a monitoring device for detecting a state of a battery started by a diesel generator set; the device comprises a monitoring control module and a state acquisition module; the monitoring control module is electrically connected with the state acquisition module, and the state acquisition module is used for being electrically connected with the storage battery; the monitoring control module is used for sending an acquisition instruction to the state acquisition module; the state acquisition module is used for acquiring single battery information, charge and discharge current information, thermal runaway monitoring information and battery pack pressure information of the storage battery according to the acquisition instruction; and transmitting the collected single battery information, charge and discharge current information, thermal runaway monitoring information and storage battery pack pressure information to a monitoring control module.

According to the monitoring device, the monitoring control module sends the acquisition command to the state acquisition module, the state acquisition module is electrically connected with the storage battery of the diesel generating set, the state acquisition module can acquire single battery information, charge and discharge current information, thermal runaway monitoring information and storage battery pack pressure information of the storage battery according to the acquisition command, and the single battery information, the charge and discharge current information, the thermal runaway monitoring information and the storage battery pack pressure information of the storage battery are transmitted to the monitoring control module, so that the state of the storage battery of the diesel generating set can be automatically and real-timely controlled and monitored, the real-time performance and convenience of state monitoring of the storage battery are improved, and the emergency reliability of the diesel generating set is further improved.

In an optional implementation manner of the first aspect, the state acquisition module includes a single cell detection unit; the single cell detection unit is electrically connected with the monitoring control module and the storage battery; the monitoring control module is specifically used for sending a single cell information acquisition instruction to the single cell detection unit; the single cell detection unit is used for acquiring single cell information of the storage battery according to a single cell information acquisition instruction and transmitting the acquired single cell information of the storage battery to the monitoring control module; the single battery information comprises single voltage information, single internal resistance information, single battery negative pole column temperature information and battery open circuit information of the storage battery.

In an optional implementation manner of the first aspect, the state acquisition module includes a charge-discharge current acquisition unit; the charge and discharge current acquisition unit is electrically connected with the monitoring control module and the storage battery; the monitoring control module is specifically used for sending a charging and discharging information acquisition instruction to the charging and discharging current acquisition unit; the charge-discharge current acquisition unit is used for acquiring charge-discharge current of the storage battery according to the charge-discharge acquisition instruction and transmitting charge-discharge current information to the monitoring control module.

In an optional implementation manner of the first aspect, the charge-discharge current acquisition unit includes a first acquisition subunit and a charge-discharge hall sensor; the charging and discharging Hall sensor is electrically connected with the storage battery, and the first acquisition subunit is respectively and electrically connected with the charging and discharging Hall sensor and the monitoring control module; the first acquisition subunit is used for controlling the charge-discharge Hall sensor to acquire charge-discharge current of the storage battery according to the charge-discharge acquisition instruction, and transmitting charge-discharge current information acquired by the charge-discharge Hall sensor to the monitoring control module.

In an optional implementation manner of the first aspect, the charge-discharge current acquisition unit further includes a first temperature sensor, and the first temperature sensor is electrically connected to the first acquisition subunit; the first temperature sensor is used for collecting the ambient temperature information of the storage battery and transmitting the ambient temperature information to the monitoring control module through the first collecting subunit.

In an optional implementation manner of the first aspect, the state acquisition module includes a thermal runaway information acquisition unit, and the thermal runaway information acquisition unit is electrically connected with the monitoring control module and the storage battery; the monitoring control module is specifically used for sending a thermal runaway information acquisition instruction to the thermal runaway information acquisition unit; the thermal runaway information acquisition unit is used for acquiring battery temperature information and float current information of the storage battery according to the thermal runaway information acquisition instruction, and transmitting the battery temperature information and the float current information of the storage battery to the monitoring control module.

In an optional implementation manner of the first aspect, the thermal runaway information acquisition unit includes a second acquisition subunit, a float hall sensor, and a second temperature sensor; the second temperature sensor is arranged on the storage battery, and the second acquisition subunit is respectively and electrically connected with the floating hall sensor, the second temperature sensor and the monitoring control module; the second acquisition subunit is used for controlling the floating charge Hall sensor to acquire floating charge flow information of the storage battery according to the thermal runaway information acquisition instruction, and controlling the second temperature sensor to acquire battery temperature information of the storage battery according to the thermal runaway information acquisition instruction; and transmitting the battery temperature information and the float current information of the storage battery to the monitoring control module.

In an optional implementation manner of the first aspect, the state acquisition module includes a group pressure acquisition unit; the group pressure acquisition unit is electrically connected with the monitoring control module and the storage battery; the monitoring control module is specifically used for sending a group pressure information acquisition instruction to the group pressure acquisition unit; the group pressure acquisition unit is used for acquiring storage battery group pressure information of the storage battery according to the group pressure information and transmitting the storage battery group pressure information to the monitoring control module.

In an alternative embodiment of the first aspect, the storage battery comprises a three-way battery pack; the state acquisition module is electrically connected with each path of battery pack; the state acquisition module is specifically used for acquiring single battery information of each battery in each battery pack, charge and discharge current information, thermal runaway monitoring information and battery pack pressure information of each battery pack according to the acquisition instruction; and transmitting the collected single battery information of each battery in each battery pack, the charge and discharge current information of each battery pack, the thermal runaway monitoring information and the battery pack pressure information to a monitoring control module.

In a second aspect, the present utility model provides a monitoring system, where the monitoring system includes a monitoring device and a monitoring platform according to any of the optional embodiments of the first aspect, and the monitoring platform is communicatively connected to the monitoring control module.

The monitoring system comprises the monitoring device of any optional embodiment, so that the monitoring system transmits an acquisition instruction to the state acquisition module through the monitoring control module, the state acquisition module is electrically connected with the storage battery of the diesel generating set, the state acquisition module can acquire single battery information, charge and discharge current information, thermal runaway monitoring information and storage battery pack pressure information of the storage battery according to the acquisition instruction, and the single battery information, the charge and discharge current information, the thermal runaway monitoring information and the storage battery pack pressure information of the storage battery are transmitted to the monitoring control module, so that the state of the storage battery of the diesel generating set can be automatically and timely controlled and monitored, the real-time performance and convenience of state monitoring of the storage battery are improved, and the emergency reliability of the diesel generating set is further improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a first schematic structural diagram of a monitoring device according to an embodiment of the present application;

fig. 2 is a second schematic structural diagram of the monitoring device according to the embodiment of the present application;

fig. 3 is a third schematic structural diagram of the monitoring device according to the embodiment of the present application;

fig. 4 is a fourth schematic structural diagram of the monitoring device according to the embodiment of the present application;

fig. 5 is a fifth schematic structural diagram of the monitoring device according to the embodiment of the present application;

fig. 6 is a schematic structural diagram of a monitoring system according to an embodiment of the present application.

Icon: 1-a monitoring device; 2-a monitoring platform; 10-monitoring a control module; 20-a state acquisition module; 210-a single cell detection unit; 220-a charge-discharge current acquisition unit; 2210—a first acquisition subunit; 2220—charge-discharge hall sensor; 2230-a first temperature sensor; 230-a thermal runaway information acquisition unit; 2310-a second acquisition subunit; 2320-a float hall sensor; 2330-a second temperature sensor; 240-a group pressure acquisition unit; a-storage battery; a1, A2, A3-battery.

Detailed Description

Embodiments of the technical solutions of the present application will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical solutions of the present application, and thus are only examples, and are not intended to limit the scope of protection of the present application.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "comprising" and "having" and any variations thereof in the description and claims of the present application and in the description of the figures above are intended to cover non-exclusive inclusions.

In the description of the embodiments of the present application, the technical terms "first," "second," etc. are used merely to distinguish between different objects and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, a particular order or a primary or secondary relationship. In the description of the embodiments of the present application, the meaning of "plurality" is two or more unless explicitly defined otherwise.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the present application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

In the description of the embodiments of the present application, the term "and/or" is merely an association relationship describing an association object, which means that three relationships may exist, for example, a and/or B may mean: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.

In the description of the embodiments of the present application, the term "plurality" refers to two or more (including two), and similarly, "plural sets" refers to two or more (including two), and "plural sheets" refers to two or more (including two).

The increasing capacity demand of data centers has led to a rapid rise in power demand, which in turn presents a challenge to the reliability of power supply, and stable and continuous power supply is the key to maintaining daily operation of data centers, and currently the main power sources of data centers are utility power (for main power supply) and diesel generator sets (for backup power supply).

The diesel generator set is power generating equipment, and is power machinery which takes diesel oil and the like as fuel and takes a diesel engine as a prime motor to drive a generator to generate power. The whole set of unit generally comprises parts such as a diesel engine, a generator, a control box, a fuel system, a control system, a storage battery pack, a protection device, a PLC main control cabinet and the like, and is commonly used for emergency standby power generation of a data center.

The diesel generator set is used as an emergency backup power supply system of the data center, wherein the emergency is represented in the condition that when the data center requires interruption/abnormality of commercial power, the diesel generator set can be started quickly and generates power for a machine room load, the quick start requires that a starting storage battery can have high-efficiency stable discharge capacity, the electric motor of the generator set is continuously supplied with power, an engine jigger is driven and the diesel generator set is started successfully, and therefore, whether the storage battery state is good or not and whether the diesel generator set can be started quickly is important.

The inventor discovers that the storage battery of the diesel generator set is in a floating state for a long time to run, so that the storage battery is extremely easy to have defects of water loss, sulfation of a negative plate, corrosion of a positive plate, thermal runaway and the like, and the maintenance of the storage battery of the diesel generator set is mainly carried out in a manual periodic maintenance mode at present, so that the management and monitoring of the storage battery has the problems of large workload, incapability of timely grasping real-time running data of the storage battery set and low timeliness of monitoring the storage battery faults, and further the emergency reliability of the diesel generator set is low.

In view of the above problems, the inventor designs a monitoring device and a monitoring system, including a monitoring control module and a state acquisition module, the monitoring control module can send an acquisition instruction to the state acquisition module, the state acquisition module is electrically connected with a storage battery of a diesel generator set, the state acquisition module can acquire single battery information, charge-discharge current information, thermal runaway monitoring information and storage battery pack pressure information of the storage battery according to the acquisition instruction, and transmit the single battery information, charge-discharge current information, thermal runaway monitoring information and storage battery pack pressure information of the storage battery to the monitoring control module, so that the state of the storage battery of the diesel generator set can be automatically and real-timely controlled and monitored, the real-time performance and convenience of the state monitoring of the storage battery are improved, and the emergency reliability of the diesel generator set is further improved.

Based on the above-mentioned thinking, this application provides a monitoring device, and this monitoring device is used for carrying out the state monitoring to diesel generating set's battery, and as shown in fig. 1, this monitoring device includes monitoring control module 10 and state collection module 20, and this monitoring control module 10 is connected with state collection module 20 electricity, and this state collection module 20 can be used to be connected with diesel generating set's battery A electricity.

In the above designed monitoring device, when the state of the battery a is monitored, the monitoring control module 10 may send an acquisition instruction to the state acquisition module 20, and after the state acquisition module 20 receives the acquisition instruction, the state acquisition module acquires the cell information, the charge-discharge current information, the thermal runaway monitoring information and the battery pack voltage information of the battery a according to the acquisition instruction, and transmits the acquired cell information, the charge-discharge current information, the thermal runaway monitoring information and the battery pack voltage information of the battery a to the monitoring control module 10.

After receiving the cell information, the charge-discharge current information, the thermal runaway monitoring information and the battery pack voltage information of the storage battery a, the monitoring control module 10 can determine whether certain parameters or change trends of the storage battery a are abnormal, and if so, immediately alarm. The monitoring control module 10 may compare each information of the battery a collected by the state collection module 20 with a standard quantity corresponding to the pre-stored information, so as to determine whether the information parameter corresponding to the battery a is abnormal.

In addition, the monitoring control module 10 may further store the collected cell information, charge and discharge current information, thermal runaway monitoring information, and battery pack pressure information of the storage battery a, so as to form a real-time graph, and generate a trend chart corresponding to the information data when the collected information is enough, and display the graph and the trend chart, thereby improving the convenience of the user for observing the data change.

According to the monitoring device, the monitoring control module sends the acquisition command to the state acquisition module, the state acquisition module is electrically connected with the storage battery of the diesel generating set, the state acquisition module can acquire single battery information, charge-discharge current information, thermal runaway monitoring information and storage battery pack pressure information of the storage battery according to the acquisition command, and the single battery information, the charge-discharge current information, the thermal runaway monitoring information and the storage battery pack pressure information of the storage battery are transmitted to the monitoring control module, so that the state of the storage battery of the diesel generating set can be automatically and real-timely controlled and monitored, the real-time performance and convenience of state monitoring of the storage battery are improved, and the emergency reliability of the diesel generating set is further improved; and the monitoring control module can determine whether the corresponding information is abnormal according to the information of the storage battery collected by the state collection module, so that real-time warning is carried out under the abnormal condition, and the timeliness of the maintenance of the storage battery is improved.

As a possible implementation manner, as shown in fig. 2, the state acquisition module 20 of the present embodiment may include a cell detection unit 210, a charge and discharge current acquisition unit 220, a thermal runaway information acquisition unit 230, and a group voltage acquisition unit 240.

The single cell detection unit 210 is electrically connected with the monitoring control module 10 and the storage battery A, and the charge and discharge current acquisition unit 220 is electrically connected with the monitoring control module 10 and the storage battery A; the thermal runaway information collecting unit 230 is electrically connected with the monitoring control module 10 and the storage battery a; the group voltage acquisition unit 240 is electrically connected with the monitoring control module 10 and the battery a. The positions of the four modules of the cell detection unit 210, the charge-discharge current collection unit 220, the thermal runaway information collection unit 230, and the voltage collection unit 240 according to the present embodiment may be adjusted according to actual situations, and are not limited to the positional relationship shown in fig. 2, but may be the positional relationship shown in fig. 3 and 4, for example, the monitoring control module 10, the charge-discharge current collection unit 220, the thermal runaway information collection unit 230, the cell detection unit 210, and the voltage collection unit 240, which are sequentially connected.

Based on the above structure, the monitoring control module 10 according to the present embodiment may respectively send a cell detection information acquisition instruction to the cell detection unit 210, a charge and discharge information acquisition instruction to the charge and discharge current acquisition unit 220, a thermal runaway information acquisition instruction to the thermal runaway information acquisition unit 230, and a group voltage information acquisition instruction to the group voltage acquisition unit 240, so that each unit in each state acquisition module 20 may be controlled respectively.

The single cell detection unit 210 collects single cell information of the storage battery according to the single cell information collection instruction, and transmits the collected single cell information of the storage battery A to the monitoring control module 10; the single battery information comprises single voltage information, single internal resistance information, single battery negative pole column temperature information and battery open circuit information of the storage battery.

The charge and discharge current collection unit 220 collects charge and discharge current of the storage battery according to the charge and discharge collection instruction, and transmits charge and discharge current information to the monitoring control module 10.

The thermal runaway information collecting unit 230 collects battery temperature information and float current information of the storage battery according to the thermal runaway information collecting instruction, and transmits the battery temperature information and the float current information of the storage battery to the monitoring control module 10.

The pack pressure acquisition unit 240 acquires pack pressure information of the storage battery according to the pack pressure information acquisition instruction, and transmits the pack pressure information of the storage battery to the monitoring control module 10. The battery pack voltage information refers to the overall voltage of the battery pack.

The monitoring control module 10 can obtain the single cell voltage information, the single internal resistance information, the single cell negative electrode column temperature information and the open cell information of the battery collected by the single cell detection unit 210, the charge and discharge current of the battery a collected by the charge and discharge current collection unit 220, the battery temperature information and the float charge current information of the battery a collected by the thermal runaway information collection unit 230, and the battery pack pressure information collected by the pack pressure collection unit 240 in the above manner, thereby realizing comprehensive monitoring of various information of the battery a.

Further, the monitoring control module 10 may further estimate a State of Charge (SOC) of the battery a according to the cell voltage information, the cell internal resistance information, and the Charge-discharge current of the battery a, so as to monitor the State of Charge of the battery a, based on the cell voltage information, the cell internal resistance information, and the Charge-discharge current of the battery a acquired by the cell detection unit 210; the state of charge may also be referred to as a remaining capacity, which represents a ratio of the remaining capacity of the battery after being used for a period of time or being left unused for a long period of time to the capacity of the battery in a fully charged state, and is generally expressed as a percentage, and the value of the ratio ranges from 0 to 1.

In addition, the monitoring control module 10 may further estimate a ratio SOH (State of Health) of the performance parameter of the battery a to the nominal parameter by collecting the obtained internal resistance information of the single battery, so as to monitor the limit capacity of the battery a, and realize the Health monitoring of the battery a.

In an alternative implementation of the present embodiment, as shown in fig. 3, the charge-discharge current collecting unit 220 includes a first collecting sub-unit 2210 and a charge-discharge hall sensor 2220; the charge-discharge hall sensor 2220 is electrically connected with the battery a, and the first collecting subunit 2210 is electrically connected with the charge-discharge hall sensor 2220 and the monitoring control module 10, respectively. The charge-discharge current collection unit 220 may use other devices that collect charge-discharge current of the storage battery, in addition to the charge-discharge hall sensor 2220 designed in this embodiment.

The first collecting subunit 2210 may receive the charge-discharge collecting instruction issued by the monitoring control module 10, and then control the charge-discharge hall sensor 2220 to collect charge-discharge current information of the battery a according to the charge-discharge collecting instruction, and transmit the charge-discharge current information collected by the charge-discharge hall sensor 2220 to the monitoring control module 10.

As a possible implementation manner, as shown in fig. 3, the charge-discharge current collecting unit 220 may further include a first temperature sensor 2230, where the first temperature sensor is electrically connected to the first collecting subunit 2210, and is configured to collect environmental temperature information of the battery a, and transmit the environmental temperature information to the first collecting subunit 2210, and transmit the environmental temperature information of the battery a to the monitoring control module 10 through the first collecting subunit 2210, so that the monitoring control module 10 can monitor the working environmental temperature of the battery a, and avoid potential safety hazards caused by overhigh working environmental temperature.

In an alternative implementation of the present embodiment, as shown in fig. 4, the thermal runaway information acquisition unit 230 includes a second acquisition subunit 2310, a float hall sensor 2320, and a second temperature sensor 2330; the floating hall sensor 2320 is electrically connected with the storage battery a, the second temperature sensor 2330 is arranged on the storage battery a, and the second collecting subunit 2310 is electrically connected with the floating hall sensor 2320, the second temperature sensor 2330 and the monitoring control module 10 respectively.

The second collecting subunit 2310 controls the float hall sensor 2320 to collect float current information of the storage battery a according to the thermal runaway information collecting instruction issued by the monitoring control module 10, controls the second temperature sensor 2330 to collect battery temperature information of the storage battery according to the thermal runaway information collecting instruction, and then transmits the battery temperature information and the float current information of the storage battery a to the monitoring control module 10.

The monitoring control module 10 can analyze whether the storage battery A has thermal runaway risk according to the battery temperature information and the float current information of the storage battery A, and if the storage battery A has the thermal runaway risk, the monitoring control module can give an alarm timely.

In an alternative implementation manner of this embodiment, as shown in fig. 5, the storage battery a according to this embodiment includes three battery packs, named as a battery pack A1, a battery pack A2, and a battery pack A3, respectively, each of which may include a plurality of unit batteries, as shown in fig. 5, and each of which may include 2 unit batteries, and on this basis, the state acquisition module 20 may be electrically connected to each of the battery packs, that is, as shown in fig. 5, the state acquisition module 20 is connected to each of the battery packs A1, A2, and A3.

Based on the above design structure, the state collection module 20 may specifically collect the information of the single battery of each battery in each battery pack according to the collection instruction, for example, collect the information of the single battery of each single battery in the battery pack A1, the battery pack A2 and the battery pack A3.

Also, the state acquisition module 20 may acquire charge and discharge current information, thermal runaway monitoring information, and battery pack voltage information of each battery pack, for example, charge and discharge current information, thermal runaway monitoring information, and battery pack voltage information of each battery pack of the battery packs A1, A2, and A3.

And then the collected single battery information of each battery in each battery pack, the charge and discharge current information, the thermal runaway monitoring information and the battery pack pressure information of each battery pack are transmitted to the monitoring control module 10, so that the real-time monitoring and alarming of the storage battery comprising the multi-path battery packs are realized.

The present application also provides a monitoring system, as shown in fig. 6, comprising the monitoring device 1 and the monitoring platform 2 of any of the alternative embodiments described above, the monitoring platform 2 being in communication with the monitoring control module 10.

In the monitoring system designed in the above way, the monitoring control module 10 can upload each data of the storage battery A acquired by the state acquisition module 20 to the monitoring platform through a serial port or a network port, so as to realize networking remote centralized management.

The monitoring system comprises the monitoring device of any optional embodiment, so that the monitoring system sends an acquisition instruction to the state acquisition module through the monitoring control module, the state acquisition module is electrically connected with the storage battery of the diesel generating set, the state acquisition module can acquire single battery information, charge and discharge current information, thermal runaway monitoring information and storage battery pack pressure information of the storage battery according to the acquisition instruction, and the single battery information, the charge and discharge current information, the thermal runaway monitoring information and the storage battery pack pressure information of the storage battery are transmitted to the monitoring control module, so that the state of the storage battery of the diesel generating set can be automatically and real-timely controlled and monitored, the real-time performance and convenience of the state monitoring of the storage battery are improved, and the emergency reliability of the diesel generating set is further improved; and the monitoring control module can determine whether the corresponding information is abnormal according to the information of the storage battery collected by the state collection module, so that real-time warning is carried out under the abnormal condition, and the timeliness of the maintenance of the storage battery is improved.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the embodiments, and are intended to be included within the scope of the claims and description. In particular, the technical features mentioned in the respective embodiments may be combined in any manner as long as there is no structural conflict. The present application is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.

Claims (10)

1. The monitoring device is characterized by being used for detecting the state of a storage battery started by the diesel generating set; the device comprises a monitoring control module and a state acquisition module;

the monitoring control module is electrically connected with the state acquisition module, and the state acquisition module is used for being electrically connected with the storage battery;

the monitoring control module is used for sending an acquisition instruction to the state acquisition module;

the state acquisition module is used for acquiring single battery information, charge and discharge current information, thermal runaway monitoring information and battery pack pressure information of the storage battery according to the acquisition instruction; and transmitting the collected single battery information, charge and discharge current information, thermal runaway monitoring information and storage battery pack pressure information to the monitoring control module.

2. The monitoring device of claim 1, wherein the status acquisition module comprises a single cell detection unit; the single cell detection unit is electrically connected with the monitoring control module and the storage battery;

the monitoring control module is specifically used for sending a single cell information acquisition instruction to the single cell detection unit;

the single cell detection unit is used for acquiring single cell information of the storage battery according to the single cell information acquisition instruction and transmitting the acquired single cell information of the storage battery to the monitoring control module;

the single battery information comprises single voltage information, single internal resistance information, single battery negative pole column temperature information and battery open circuit information of the storage battery.

3. The monitoring device of claim 1, wherein the status acquisition module comprises a charge-discharge current acquisition unit; the charge and discharge current acquisition unit is electrically connected with the monitoring control module and the storage battery;

the monitoring control module is specifically used for sending a charging and discharging information acquisition instruction to the charging and discharging current acquisition unit;

the charging and discharging current acquisition unit is used for acquiring the charging and discharging current of the storage battery according to the charging and discharging information acquisition instruction and transmitting the charging and discharging current information to the monitoring control module.

4. The monitoring device of claim 3, wherein the charge-discharge current acquisition unit comprises a first acquisition subunit and a charge-discharge hall sensor; the charging and discharging Hall sensor is electrically connected with the storage battery, and the first acquisition subunit is respectively and electrically connected with the charging and discharging Hall sensor and the monitoring control module;

the first acquisition subunit is used for controlling the charge-discharge Hall sensor to acquire charge-discharge current of the storage battery according to the charge-discharge information acquisition instruction, and transmitting the charge-discharge current information acquired by the charge-discharge Hall sensor to the monitoring control module.

5. The monitoring device of claim 4, wherein the charge-discharge current acquisition unit further comprises a first temperature sensor electrically connected to the first acquisition subunit;

the first temperature sensor is used for collecting the environmental temperature information of the storage battery and transmitting the environmental temperature information to the monitoring control module through the first collecting subunit.

6. The monitoring device of claim 1, wherein the status acquisition module comprises a thermal runaway information acquisition unit electrically connected to the monitoring control module and a battery;

the monitoring control module is specifically used for sending a thermal runaway information acquisition instruction to the thermal runaway information acquisition unit;

the thermal runaway information acquisition unit is used for acquiring battery temperature information and float charge flow information of the storage battery according to the thermal runaway information acquisition instruction, and transmitting the battery temperature information and the float charge flow information of the storage battery to the monitoring control module.

7. The monitoring device of claim 6, wherein the thermal runaway information acquisition unit comprises a second acquisition subunit, a float hall sensor, and a second temperature sensor; the second temperature sensor is arranged on the storage battery, and the second acquisition subunit is respectively and electrically connected with the floating hall sensor, the second temperature sensor and the monitoring control module;

the second acquisition subunit is used for controlling the floating charge Hall sensor to acquire floating charge flow information of the storage battery according to the thermal runaway information acquisition instruction, and controlling the second temperature sensor to acquire battery temperature information of the storage battery according to the thermal runaway information acquisition instruction; and transmitting the battery temperature information and the float current information of the storage battery to the monitoring control module.

8. The monitoring device of claim 1, wherein the status acquisition module comprises a group pressure acquisition unit; the group voltage acquisition unit is electrically connected with the monitoring control module and the storage battery;

the monitoring control module is specifically used for sending a group pressure information acquisition instruction to the group pressure acquisition unit;

the group pressure acquisition unit is used for acquiring the storage battery group pressure information of the storage battery according to the group pressure information acquisition instruction, and transmitting the storage battery group pressure information to the monitoring control module.

9. The monitoring device of claim 1, wherein the battery comprises a three-way battery pack; the state acquisition module is electrically connected with each path of battery pack;

the state acquisition module is specifically used for acquiring single battery information of each battery in each battery pack, charge and discharge current information, thermal runaway monitoring information and battery pack pressure information of each battery pack according to the acquisition instruction; and transmitting the collected single battery information of each battery in each battery pack, the charge and discharge current information, the thermal runaway monitoring information and the battery pack pressure information of each battery pack to the monitoring control module.

10. A monitoring system comprising the monitoring device of any one of claims 1-9 and a monitoring platform in communication with the monitoring control module.