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Water solution containing fine spray extinguishment additive agent and preparation and application

A technology of fine water mist and additives, applied in fire prevention equipment, fire rescue, etc., can solve the problems of limited efficiency improvement, achieve the effects of reasonable particle size distribution, enhanced penetration ability, and lower temperature

Inactive Publication Date: 2008-07-09
HENAN POLYTECHNIC UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The above three effects are only physical effects. Compared with water spray fire extinguishing technology and spray fire extinguishing technology, the fire extinguishing technology of clear water and fine water mist has a very limited improvement in efficiency.

Method used

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  • Water solution containing fine spray extinguishment additive agent and preparation and application
  • Water solution containing fine spray extinguishment additive agent and preparation and application
  • Water solution containing fine spray extinguishment additive agent and preparation and application

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0021] Containing the aqueous solution of fine water mist fire extinguishing additive, its formula is as follows:

[0022]

[0023] The operation steps for preparing the aqueous solution containing fine water mist fire extinguishing additive are:

[0024] (1) Add 4kg of polyvinyl alcohol into 40kg of water, heat to 90-100°C, stir to fully dissolve the polyvinyl alcohol, cool, filter, remove insoluble matter, and set aside;

[0025] (2) Ammonium chloride, sodium acetate, urea, pinpinga and urotropine are added respectively to the water accounting for the total mass fraction of the solution 5% (200kg), stirred, and completely dissolved,

[0026] (3) Add the spare polyvinyl alcohol solution prepared by step (1) into the solution of step (2), stir until fully mixed,

[0027] (4) Add remaining water (3745.2kg), and the solution after stirring is the aqueous solution containing fine water mist fire extinguishing additive of the present invention.

[0028] The physical parameter...

Embodiment 2

[0034] The aqueous solution containing fine water mist fire extinguishing additive adopts the formula shown in the following table:

[0035]

[0036] The above-mentioned preparation method of the aqueous solution containing fine water mist fire extinguishing additive comprises the following steps:

[0037] (1) Add 4kg of polyvinyl alcohol into 400kg of water, heat to 90-100°C, stir to fully dissolve the polyvinyl alcohol, cool, filter, remove insoluble matter, and set aside;

[0038] (2) Ammonium chloride, sodium acetate, urea, sodium dodecylbenzenesulfonate and urotropine are added respectively to the water accounting for 10% (400kg) of the total mass fraction of the solution, stirred, and completely dissolved,

[0039] (3) Add the spare polyvinyl alcohol solution prepared by step (1) into the solution of step (2), stir until fully mixed,

[0040] (4) Add remaining water (3181.2kg), and the solution after stirring is the aqueous solution containing fine water mist fire ex...

Embodiment 3

[0047] The aqueous solution containing fine water mist fire extinguishing additive of the present invention adopts the formula shown in the following table:

[0048]

[0049] The above-mentioned preparation method of the aqueous solution containing fine water mist fire extinguishing additive comprises the following steps:

[0050] (1) Sodium acetate, urea, pinpingjia and urotropine are added respectively to the water accounting for 8% (320kg) of the total mass fraction of the solution, stirred, and completely dissolved,

[0051] (2) Add remaining water (3600kg), and the solution after stirring is the aqueous solution containing fine water mist fire extinguishing additive of the present invention.

[0052] The physical parameters (35°C) of the aqueous solution containing the above-mentioned fine water mist fire extinguishing additive are:

[0053]

[0054]

[0055] For the application of the above-mentioned aqueous solution containing fine water mist fire extinguishin...

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Abstract

The invention relates to aqueous solution with fine water mist fire extinguishment additive, with the quality percentage of all components as below: ammonium chloride 0 percent to 1 percent, polyvinyl alcohol 0 percent to 1 percent, sodium acetate 0 percent to 0.5 percent, surface active agent 0.01 percent to 0.25 percent, urea 0 percent to 1 percent, rust preventive 0.01 percent to 0.25 percent, and the rest is water. The aqueous solution can improve the fire extinguishing efficiency of the fine water mist and effectively prevent after-combustion of inflamers; has little corrosion to equipments and instruments; basically has no pollution to fire scenes; is high-efficiency, stable and clean; the raw materials of all components are easy to be obtained; has stable performance; is basically nontoxic and low in cost; and has low consumption.

Description

technical field [0001] The invention relates to an aqueous solution for fire-fighting and extinguishing, and relates to an aqueous solution containing a fine water mist fire-extinguishing additive, a preparation method and an application. Background technique [0002] Fire is a major disaster in human social activities, causing loss of personnel and property to the country and society. How to quickly and effectively extinguish fires and reduce losses is something that our society needs to pay attention to. [0003] Facing the major national needs of effectively controlling fires and ensuring safety, scientific and technological disaster reduction is the only way. The development of modern society and the advancement of science and technology have put forward higher requirements for fire control methods. Rapid response, effective fire extinguishing, safety and environmental protection are the development direction of fire extinguishing agents in the future. With the gradual...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A62D1/06A62C35/64
Inventor 余明高于水军贾海林郑立刚潘荣锟刘志超牛国庆
Owner HENAN POLYTECHNIC UNIV
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