一种模拟温度变量对储罐火行为影响的装置
By setting up a temperature control device inside the insulation device to control the temperature of the liquid medium, the combustion environment of the storage tank fire behavior is simulated, which solves the problem of poor comparability and repeatability of experimental results in the prior art. It realizes the study of the storage tank fire behavior under different temperature conditions, especially the influence of water cushion layer temperature on oil tank fire.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- SHENYANG FIRE RES INST OF MEM
- Filing Date
- 2025-08-14
- Publication Date
- 2026-07-17
AI Technical Summary
The specific problems existing in the patents that have the following deficiencies in the prior art, especially the specific problems existing in the patents that have the deficiencies in the prior art.
By placing the combustion device inside an insulated container with a heat-insulating liquid medium, and using a temperature control device to control the temperature of the heat-insulating liquid medium, the combustion environment temperature of the storage tank fire behavior is simulated. The combustion behavior data and images are collected and displayed using monitoring probes and monitoring devices.
This study enabled the investigation of liquid fuel combustion and heat transfer behavior under constant ambient temperature conditions, improving the reliability and repeatability of experimental results. It can simulate tank fire behavior under different temperature variations, control the initial fuel temperature, and investigate the influence of water cushion temperature on tank fire boiling and splashing behavior.
Smart Images
Figure CN224518672U_ABST
Abstract
Claims
1. An apparatus for simulating the effect of a temperature variable on the fire behaviour of a storage tank, characterised in that: The device includes a heat preservation device (1), which contains a combustion device (4) for filling the combustion experiment liquid. The combustion device (4) contains a second temperature probe (5) and a second liquid level probe (6). The heat preservation device (1) is used to fill the heat preservation liquid medium. The heat preservation device (1) contains a first temperature probe (2) and a first liquid level probe (3). The heat preservation device (1) is connected to the heat exchange device (11) through an inlet pipe (7) and an outlet pipe (8). The inlet pipe (7) and the outlet pipe (8) are respectively equipped with an electric valve (9) and a flow probe (10). The device also includes a temperature control device (16). 6) Connected to the first temperature probe (2), the first liquid level probe (3), the second liquid level probe (6), the electric valve (9), the flow probe (10), and the heat exchange device (11), it also includes an infrared probe (12), a visible light probe (13), and a thermal radiation probe (14) connected to the monitoring device (15). The second temperature probe (5) and the second liquid level probe (6) are connected to the monitoring device (15). The infrared probe (12), the visible light probe (13), and the thermal radiation probe (14) are used to collect combustion data and images in the combustion device (4), and the monitoring device (15) is used to record and display combustion data and images.
2. A device for simulating the effect of temperature variation on the fire behaviour of a storage tank as claimed in claim 1, characterised in that: The combustion device (4) is a tank structure with an open top. The second liquid level probe (6) is set at the bottom of the combustion device (4). Several second temperature probes (5) are set according to the monitoring position.
3. A device for simulating the effect of temperature variation on the fire behavior of a storage tank as claimed in claim 1, characterized in that: The heat preservation device (1) is a tank structure with an open top and a drain port at the bottom or side wall. The outer side wall and the outer bottom plate of the heat preservation device (1) are provided with a heat preservation layer and a fireproof layer is provided on the outer side of the heat preservation layer.
4. The apparatus for simulating the effect of temperature variables on the fire behavior of storage tanks as described in claim 1, characterized in that: The heat preservation device (1) is equipped with a support, which is located in the center of the heat preservation device (1), and the combustion device (4) is installed on the support.
5. A device for simulating the effect of temperature variation on the fire behavior of a storage tank as claimed in claim 1, characterized in that: The maximum size of the opening of the heat preservation device (1) is 3 to 5 times the maximum size of the opening of the combustion device (4).
6. A device for simulating the effect of temperature variation on the fire behavior of a storage tank as claimed in claim 1, characterized in that: The heat exchange device (11) includes a heat exchanger (11-1), an inlet pipe (7) and an outlet pipe (8) connected to the heat exchanger (11-1), and a circulating pump (11-2) is provided on the connected pipe.
7. A device for simulating the effect of temperature variation on the fire behavior of a storage tank as claimed in claim 1, characterized in that: The visible light probe (13) is a high-speed camera.
8. A device for simulating the effect of temperature variation on the fire behavior of a storage tank as claimed in claim 1, characterized in that: The infrared probe (12) is an infrared thermal imager.
9. A device for simulating the effect of temperature variation on the fire behavior of a storage tank as claimed in claim 1, characterized in that: The thermal radiation probe (14) is a thermal radiation meter.