CN218106621U - Energy storage container fire extinguishing system - Google Patents

Abstract

The utility model discloses an energy storage container fire extinguishing system. It includes container body and fire control system, the internal battery box that sets up a plurality of interval arrangements of container, battery box internally mounted monitoring module, battery box outside top installation fire control valves, fire control system includes control module and fire water storage jar, monitoring module output connection control module's input, the fire control valves passes through fire control pipeline intercommunication fire water storage jar, the control end of the last valve control end connection control module of fire control valves. The utility model discloses install monitoring module on every battery box in the container body, can accurate discernment location battery package out of control to can eliminate the battery package conflagration out of control of thermal runaway and take place accurately, restrain the battery thermal runaway in battery box package, avoid system level thermal spread.

Description

Energy storage container fire extinguishing system

Technical Field

The utility model belongs to the technical field of power battery, concretely relates to energy storage container fire extinguishing system.

Background

In recent years, with the goal of carbon reduction, the development of energy storage systems of lithium ion batteries is faster and faster, and the energy storage systems are widely applied to various fields of sources, networks and charge sides in power systems. Along with the large-scale application of battery energy storage power stations, the safety performance of an energy storage system draws extensive attention, and on one hand, the safety performance of the existing energy storage container depends on the active safety of a battery management system to prevent, and the battery is actively cut off when the battery abnormity is detected to prevent the abuse of the battery; on the other hand, the fire extinguishing system is matched, and the fire extinguishing agent can be adopted for inhibiting when the battery is out of control due to heat.

The fire-fighting system of the prior container energy storage system usually adopts a total-submergence fire-fighting scheme in the container, and a common inhibitor is heptafluoropropane or perfluorohexanone. When the battery takes place thermal runaway, battery body temperature can rise fast and can produce smog, and fire control detector monitors the conflagration signal, and the inhibitor can be full of the fire extinguishing agent in certain time in whole space, reaches the effect of putting out a fire. The fully-submerged fire-fighting scheme cannot effectively isolate a fire area from a non-fire area, the fire is easy to spread, and the fire-fighting effect is not ideal; moreover, when the thermal runaway of the battery occurs, the thermal runaway of the adjacent battery cells is easy to spread, and the risk of secondary reburning can occur; when the liquid cooling battery pack is adopted, the inhibitor can not act on the out-of-control battery core in the battery pack, and the fire extinguishing effect is worse.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an energy storage container fire extinguishing system that can accurately restrain the conflagration in order to solve the not enough of above-mentioned background existence.

The utility model adopts the technical proposal that: the utility model provides an energy storage container fire extinguishing system, includes container body and fire control system, the internal battery box that sets up a plurality of interval arrangements of container, battery box internally mounted monitoring module, the outside top installation fire control valves of battery box, fire control system includes control module and fire water storage jar, monitoring module output connection control module's input, the fire control valves passes through fire control pipeline intercommunication fire water storage jar, the control end of valve control end connection control module on the fire control valves.

Furthermore, a plurality of fire detectors are arranged at the top inside the container body, and output ends of the fire detectors are connected with input ends of the control module.

Furtherly, install the quick connector of fire control on the container body, the quick connector of fire control is located the inside one end intercommunication of container body has fire water pipe, and fire water pipe extends to the inside top of container body.

Furthermore, the monitoring system also comprises a plurality of relay modules, wherein the input end of each relay module is connected with the output ends of the monitoring modules, and the output end of each relay module is connected with the input end of the control module.

Furthermore, a plurality of fire-fighting pipelines are communicated with the fire-fighting water storage tank through a main pipeline, a main valve is arranged on the main pipeline, and the control end of the main valve is connected with the control end of the control module.

Furthermore, the fire fighting system further comprises a fire fighting pump, one end of the fire fighting pump is connected with a water outlet of the fire fighting liquid water storage tank, the other end of the fire fighting pump is connected with the main pipeline, and the control end of the fire fighting pump is connected with the control end of the control module.

The utility model has the advantages that:

1. the utility model discloses at the internal installation monitoring module of every battery box of container, can accurate discernment location battery package out of control to can eliminate battery package out of control conflagration emergence accurately, restrain battery out of control in battery box package, avoid system level heat to stretch.

2. The utility model discloses a running water fire control is put out a fire, and the fire control is high-efficient, and is with low costs, guarantee energy storage system's extremely safety.

3. The utility model discloses at the inside top installation fire detector of container body to the cooperation sets up fire control quick connector and fire hose, when detecting thermal runaway/conflagration tendril delay through fire detector, can suppress through external fire water and put out a fire, and fail safe nature is higher.

4. The utility model discloses a plurality of monitoring module transmit monitoring signal to control module through a plurality of relay module, can improve signal transmission's interference killing feature, have guaranteed the reliability of thermal runaway monitoring.

5. The utility model discloses through multistage valve control between fire water storage jar to the battery box, convenient operation, the security is high, the maintenance of being convenient for.

6. The utility model discloses can arrange the battery box of different quantity to not unidimensional container system, do not exist because the pipeline overlength, perhaps the container is bulky, and the fire control spray can't cover or cover the uneven condition, and the commonality is strong.

Drawings

Fig. 1 is a schematic diagram of the principle structure of the present invention.

In the figure, 1-container body; 2-a fire control system; 3-a battery box body; 4-a monitoring module; 5-a fire valve bank; 6-fire fighting pipeline; 7-a fire detector; 8-a control module; 9-fire water storage tank; 10-a main pipeline; 11-main valve; 12-a fire pump; 13-a relay module; 14-a fire-fighting quick connector; 15-fire-fighting water pipe.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. Furthermore, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

As shown in fig. 1, the utility model provides an energy storage container fire extinguishing system, including container body 1 and fire control system 2, set up a plurality of interval arrangements's battery box 3 in the container body 1, 3 internally mounted monitoring module 4 of battery box, 3 outside top installation fire valve groups 5 of battery box, fire control system 2 includes control module 8 and fire water storage jar 9, stores running water or other media that can put out a fire in the fire water storage jar 9, monitoring module 4 output connection control module 8's input, fire valve group 5 is through the control end of 6 intercommunication fire water storage jar 9 of fire-fighting pipeline, the valve control end connection control module 8 on the fire valve group 5. The utility model discloses 3 internally mounted monitoring module 4 of every battery box in container body 1, but accurate discernment location thermal runaway's battery package to can eliminate thermal runaway battery package conflagration accurately and take place, restrain the battery thermal runaway in battery box package, avoid system level thermal stretch.

In the scheme, the top inside the container body 1 is provided with the plurality of fire detectors 7, the number of the fire detectors 7 is determined according to the volume of the container, and the output ends of the fire detectors 7 are connected with the input end of the control module 8. Install the quick connector of fire control 14 on the container body 1, the one end intercommunication that the quick connector of fire control 14 lies in container body 1 inside has fire water pipe 15, and fire water pipe 15 extends to the inside top of container body 1. The fire detector 7 is matched with the fire-fighting quick-plug connector 14 and the fire water pipe 15, when thermal runaway/fire spread is detected through the fire detector 7, fire extinguishment can be inhibited through the external fire hydrant, and safety and reliability are higher.

In the above scheme, the monitoring system further comprises a plurality of relay modules 13, wherein the input end of each relay module 13 is connected with the output ends of the plurality of monitoring modules 4, that is, the plurality of monitoring modules 4 are divided into a plurality of groups, each group is connected with one relay module 13, and the output end of each relay module 13 is connected with the input end of the control module 8. The monitoring modules 4 transmit monitoring signals to the control module 8 through the relay modules 13, so that the anti-interference capability of signal transmission can be improved, and the reliability of thermal runaway monitoring is ensured.

In the above scheme, a plurality of fire service pipelines 6 communicate fire water storage jar 9 through main pipeline 10, be provided with main valve 11 on the main pipeline 10, the control end of main valve 11 connection control module 8's control end. Still include fire pump 12, fire pump 12 one end is connected fire-fighting liquid water storage tank 9's delivery port, the main pipeline 10 is connected to the other end, and the control end of fire pump 12 connects control module 8's control end. Between fire water storage jar 9 and the battery box 3 through fire pump and the control of multistage valve (the branch valve on main valve door and the fire-fighting valves), convenient operation, the security is high, the maintenance of being convenient for.

In the above solution, the control module 8 may adopt a simple valve controller, and the model is preferably SEMEM/DFK-1/-2; and a complex fire-fighting host can be adopted to realize centralized control. The monitoring module 4 is preferably KS110-A, and the fire detector 7 is preferably SHG-BK3D. The fire valve group 5 comprises a nozzle and a valve, the nozzle is communicated with a fire pipeline, and the valve can be a conventional three-way electromagnetic valve. The main valve 11 is a conventional electric ball valve, and the control module 8 controls the opening and closing of the valve and the main valve and controls the work of the fire pump. The relay module 13 model is preferably J-EI8032.

The utility model discloses a theory of operation does: and each battery box body 3 is provided with a monitoring module 4, and the thermal runaway condition of a battery pack in the battery box body 3 is monitored through the monitoring module 4. When smoke is generated due to thermal runaway of the battery pack and fire occurs, the monitoring module can monitor the smoke and send a signal to the control module 8 through the relay module 13, and the control module 8 can accurately position a specific fire battery box body after receiving the signal. The control module 8 can immediately send signals to the main valve 11, the valve of the fire valve group 5 on the fire battery box body and the fire pump 12, and extinguishes the fire of the specified battery box body by controlling the on-off of the main valve and the valve. If the fire detector 7 detects that the temperature in the container body 1 rises rapidly and the smoke increases, the fire hydrant can be started manually from the outside to communicate with the fire-fighting quick-plug connector 14 to fill fire-fighting water into the container body to realize further fire extinguishing.

The above is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered within the protection scope of the present invention. Those not described in detail in this specification are within the skill of the art.

Claims (6)

1. An energy storage container fire extinguishing system which characterized in that: including container body (1) and fire control system (2), set up battery box (3) of a plurality of interval arrangements in container body (1), battery box (3) internally mounted monitoring module (4), battery box (3) outside top installation fire valve group (5), fire control system (2) are including control module (8) and fire water storage jar (9), the input of monitoring module (4) output connection control module (8), fire valve group (5) are through fire control pipeline intercommunication fire water storage jar (9), the control end of valve control end connection control module (8) on fire valve group (5).

2. The energy storage container fire fighting system of claim 1, wherein: the container is characterized in that a plurality of fire detectors (7) are arranged at the top inside the container body (1), and the output ends of the fire detectors (7) are connected with the input end of the control module (8).

3. The energy storage container fire fighting system of claim 1, wherein: install quick connector for fire control (14) on the container body (1), the one end intercommunication that quick connector for fire control (14) are located the container body inside has fire water pipe (15), and fire water pipe (15) extend to the inside top of container body (1).

4. The energy storage container fire fighting system of claim 1, wherein: the monitoring system is characterized by further comprising a plurality of relay modules (13), wherein the input end of each relay module (13) is connected with the output ends of the monitoring modules (4), and the output end of each relay module (13) is connected with the input end of the control module (8).

5. The energy storage container fire fighting system of claim 1, wherein: a plurality of fire service pipelines (6) are through trunk line (10) intercommunication fire water storage jar (9), be provided with main valve (11) on trunk line (10), the control end of main valve (11) connection control module (8) the control end.

6. The energy storage container fire fighting system of claim 5, wherein: still include fire pump (12), the delivery port of fire-fighting water storage tank (9), main pipeline (10) are connected to the other end are connected to fire pump (12) one end, and the control end of control module (8) is connected to the control end of fire pump (12).

Images