WO2007117168A1 - Composition d'extinction d'incendies à gaz dispersés, procédé d'extinction d'incendies et dispositif de réalisation correspondant - Google Patents

Composition d'extinction d'incendies à gaz dispersés, procédé d'extinction d'incendies et dispositif de réalisation correspondant Download PDF

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Publication number
WO2007117168A1
WO2007117168A1 PCT/RU2006/000167 RU2006000167W WO2007117168A1 WO 2007117168 A1 WO2007117168 A1 WO 2007117168A1 RU 2006000167 W RU2006000167 W RU 2006000167W WO 2007117168 A1 WO2007117168 A1 WO 2007117168A1
Authority
WO
WIPO (PCT)
Prior art keywords
mixture
gas
fire
ratio
phlegmatizer
Prior art date
Application number
PCT/RU2006/000167
Other languages
English (en)
Russian (ru)
Inventor
Vladimir Ivanovich Seliverstov
Vladimir Ilyich Stenkovoy
Pavel Gennadievich Veretinsky
Vladimir Petrovich Ivashkov
Nikolay Arsentievich Kuskov
Lev Vladislavovich Rzhavsky
Galina Vladimirovna Trubnikova
Original Assignee
Vladimir Ivanovich Seliverstov
Vladimir Ilyich Stenkovoy
Pavel Gennadievich Veretinsky
Vladimir Petrovich Ivashkov
Nikolay Arsentievich Kuskov
Lev Vladislavovich Rzhavsky
Galina Vladimirovna Trubnikova
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Vladimir Ivanovich Seliverstov, Vladimir Ilyich Stenkovoy, Pavel Gennadievich Veretinsky, Vladimir Petrovich Ivashkov, Nikolay Arsentievich Kuskov, Lev Vladislavovich Rzhavsky, Galina Vladimirovna Trubnikova filed Critical Vladimir Ivanovich Seliverstov
Priority to PCT/RU2006/000167 priority Critical patent/WO2007117168A1/fr
Publication of WO2007117168A1 publication Critical patent/WO2007117168A1/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C5/00—Making of fire-extinguishing materials immediately before use
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C35/00—Permanently-installed equipment
    • A62C35/02—Permanently-installed equipment with containers for delivering the extinguishing substance
    • A62C35/023—Permanently-installed equipment with containers for delivering the extinguishing substance the extinguishing material being expelled by compressed gas, taken from storage tanks, or by generating a pressure gas
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
    • A62D1/00—Fire-extinguishing compositions; Use of chemical substances in extinguishing fires
    • A62D1/0007—Solid extinguishing substances
    • A62D1/0014—Powders; Granules
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
    • A62D1/00—Fire-extinguishing compositions; Use of chemical substances in extinguishing fires
    • A62D1/06—Fire-extinguishing compositions; Use of chemical substances in extinguishing fires containing gas-producing, chemically-reactive components

Definitions

  • the invention relates to the field of fire fighting equipment, namely:
  • GDS gas dispersed compositions
  • this invention can be successfully used to combat fires, including for their prevention, in almost all industries: chemical, petrochemical, oil refining , woodworking, etc.
  • a known fire extinguishing composition in which the mixing of homogeneous and heterogeneous inhibitors is carried out mechanically using an ejector device [USSR Author Certificate Zh715092 of 08/11/1978].
  • the disadvantage is the inability to use the resulting fire extinguishing composition for volumetric fire extinguishing and its short duration of storage.
  • Combination homogeneous (chladone) and heterogeneous (powder) inhibitors using an ejector is recommended only for manual fire extinguishing, and it cannot be used at negative temperatures up to -50 0 C.
  • the content of potassium iodide in ethanol in this case is up to 5 wt.%.
  • the disadvantages of the composition is the high cost of protection lm 3 due to the expensive freons included in the formulation and the impossibility of its use at t ° to - 50 0 C.
  • the application [RF Application M> 2000114329 dated 06/05/2000] proposes a volume quenching composition containing air-diluting fluorocarbon and inhibiting the combustion process components, moreover, an iodine-containing hydrocarbon with one or two iodine atoms in which all other hydrogen atoms are used as a combustion inhibitor are replaced by fluorine atoms.
  • the ratio of the components in the proposed composition next May. %: diluent - 40-98%, inhibitor-2-60%.
  • Known extinguishing powder composition [RF Patent
  • N22143297 dated 12/16/1997 including, mass%: highly dispersed additive, mainly aerosil, 0.8-3.5; target additive for fluidity, mainly nepheline concentrate, 8.0-35.0; hydrophobizing organosilicon liquid 0.008-0.28; main component
  • the composition contains at least one compound from the series: potassium chloride, sodium chloride, ammophos, sylvinite, sulfate, alkaline or alkaline earth metal phosphate, sodium bicarbonate, monoammonium phosphate, diammonium phosphate, ammonium sulfate.
  • gaseous and / or liquefied phlegmatizer carbon dioxide, and / or nitrogen, and / or argon, or a mixture thereof is used.
  • a gaseous and / or liquefied homogeneous combustion inhibitor halogenated hydrocarbons are used, and as heterogeneous combustion inhibitor use a fire extinguishing powder composition based on carbonates and / or chlorides and / or phosphates of an alkali and / or alkaline earth metal and / or ammonium, or a fog-forming solution of phosphoric acid.
  • This fire extinguishing composition includes a finely dispersed additive, hydrophobizing organosilicon liquid, the main powder component, liquefied and / or gaseous phlegmatizer and / or liquefied and / or gaseous combustion inhibitor in the form of an azeotropic mixture of trifluoromethane and carbon dioxide in a ratio by weight (30-43): (33-43): (24-37), or a mixture carbon dioxide with nitrogen and argon in a ratio of 8:52:40 or a mixture of argon and nitrogen in a ratio of 50:50, or liquefied and / or gaseous halogenated hydrocarbon, and / or carbon dioxide, or nitrogen, and it contains ion-grating as a target additive for flowability mineral with complex anionic groups gross formula:
  • Extinguishing in this method is carried out by supplying a fire extinguishing gas dispersed mixture (GDS) into the combustion zone from the bottom up, and a fire extinguishing GDS is formed by applying at least 2 MPa of a gaseous and / or liquefied gas phlegmatizer and / or a gaseous and / or liquefied homogeneous combustion inhibitor and / or or a hydrocarbon-like surfactant in a container with a powdered or liquid heterogeneous combustion inhibitor, having a valve that allows the discharge of gas discharge when the pressure in the tank reaches at least 0.42 kPa a re-perforated atomizer or through several atomizers providing a 180 ° dispersion of GDS with a flow rate of at least 1 kg / s in a direction parallel to the surface of the burning liquid and into the upper hemisphere above the surface of the above liquid with an intensity that ensures the creation of a concentration of GDS in the center of
  • an inert gas for example, CO 2 , N 2 , Ar, or a mixture thereof
  • a fire extinguishing powder composition based on carbonates and / or chlorides is used as a heterogeneous combustion inhibitor and / or phosphates of an alkali and / or alkaline earth metal and / or ammonium or a fog-forming phosphoric acid solution.
  • GDS is supplied simultaneously from generators floating on the surface of the liquid located in the tank and located both around the perimeter of the tank and in its center, with the resulting horizontal spray vector of the peripheral generators directed toward the center and the central ones towards the periphery, the resulting spray vector peripheral generators in the upper hemisphere is directed to the center of the flame volume, centrally located generators - from the center of the mirror of the burning surface to the periphery at an angle of 90 ° to the above vector.
  • the objective of the invention is to provide a composition that expands the temperature range of the composition from (-50 0 C) to (+ 50 0 C) without reducing the volume of fire extinguishing ability (0.1-0.2) kg / m 3 , as well as reducing the time to extinguish a fire without increasing fire extinguishing effectiveness.
  • a fire extinguishing gas-dispersed composition including a highly dispersed additive, the target additive for fluidity, an organosilicon water-repellent agent, a basic powder inhibitor of combustion, a gaseous and / or liquefied phlegmatizer, or a mixture of a phlegmatizer and inhibitor, use a gaseous and / or liquefied phlegmatizer nitrogen or a mixture of carbon dioxide and nitrogen or air in a ratio of from 95: 5 to 75:25 or a mixture of carbon dioxide with methyl, ethyl or propyl carbinol in a ratio of 99: 1 to 90: 10 or a mixture of carbon dioxide, nitrogen and one of the above alkylcarbinols in the ratio of carbon dioxide: nitrogen: alkylcarbinol as 80-100: 5-20: 0.5-5, and 5% iodine solution is used as a liquid combustion inhibitor or 5-20% solution of a mixture of io
  • a fire extinguishing of flammable and combustible materials is carried out by supplying a fire extinguishing gas dispersed composition from a fire extinguishing modular device or a unit of devices installed outside or inside the fire zone, so that the fire extinguishing gas dispersed composition is formed in three stages: the first from the source tank gas with a siphon tube with a means of its supply and a locking-starting device, filled under pressure 4 MPa with a gas and / or liquefied phlegmatizer and / or a mixture of liquid the inhibitor and phlegmatizer under a pressure of at least 2.4 MPa, at the signal of the fire detector, at least 0.2 parts of the gas or gas-liquid mixture is fed into the mixing chamber, containing at the atmospheric pressure the main powdery combustion inhibitor, a highly dispersed additive, the target additive for fluidity, and an organosilicon hydrophobizing agent, moreover, as gaseous and / or
  • the third formed gas-dispersed stream from the tubular evaporation chamber through the exhaust valve during areal and / or space-local quenching is directed to the nozzle block with nozzles with a supersonic confuser with a length ratio nozzle to its diameter, providing O. PMP pressure and flow rate into the fire zone of a fire extinguishing gas-dispersed composition from 100 to 240 m / s at ambient temperature from (-50 0 C) to (+ 50 0 C), and during volume quenching - through one or more volumetric spray guns providing a flow rate of extinguishing gas dispersed composition of at least 70 m / s.
  • the invention is as follows. The mixing of the powder components and the preparation of the product is carried out on equipment and according to the technology adopted in the production of fire extinguishing powders.
  • the obtained product is equipped with a PSM type powder charging station in the mixing chamber of the proposed device, and the gaseous and liquefied part of the phlegmatizer and liquid inhibitor of the proposed composition is equipped with a 3CA charging station in the gas source container of the proposed modular device.
  • a PSM type powder charging station in the mixing chamber of the proposed device
  • the gaseous and liquefied part of the phlegmatizer and liquid inhibitor of the proposed composition is equipped with a 3CA charging station in the gas source container of the proposed modular device.
  • Tables 1-9 provide examples of the performance of the inventive fire extinguishing gas dispersed composition, the composition of the prototype and the values of some characteristics of the compositions (temperature range, application conditions, and fire extinguishing ability) for fire classes A, B, and C. As can be seen from the table. JSfel-9 data, the proposed composition compares favorably with the analogue composition in the range of application at (-30 0 C).
  • a gas source containing a mixture of carbon dioxide and ethanol and / or an aqueous-alcoholic solution of potassium and / or sodium compounds is connected to the powder fire extinguisher cavity through a siphon tube with a flow area of 0.05-0.2 of the flow area the outlet nozzle and fixed in the baffle cover, the lower end of the siphon tube located at a distance from the bottom of the housing of not more than 1/10 and not less than 1/50 of the height of the powder extinguishing powder, and the outlet nozzles are made in e perforated tube with a cap, sealingly closing the perforation, wherein the perforation area ratio and the flow section of the outlet nozzle is 0.3-0.8.
  • This design provides a 100% powder discharge and increases the volume quenching efficiency due to the increased consumption of the gas-powder mixture at the initial moment after the cap is broken.
  • the front sprayed gas-powder mixture forms a “jump” of compaction, which, spreading from top to bottom with a hemisphere, produces a flame failure, and subsequent portions of the extinguishing mixture do not allow the fire to reignite.
  • the absolute powder utilization rate is explained by the fact that in this design a mixture of liquefied gas and ethanol and / or an aqueous-alcoholic solution of potassium and / or sodium compounds is fed through the siphon tube from top to bottom, while the mixture jet hits the bottom of the powder body and spreads over the entire area bottom and, evaporating, fluidizes the powder, throwing it through the hole in the jack cap in the exhaust nozzles.
  • the modular device for extinguishing flammable liquids and combustible materials contains a gas source container with a siphon tube and a locking-starting device (ZPU) connected by a connecting pipe to a mixing chamber containing fire extinguishing powder based on a dispersed chemical inhibitor, and in a sealed cover of the mixing chamber before mixing, the connecting tube passes into a perforated tubular with a variable the cross section of the aerator located inside the chamber, while the cross-sectional area of the aerator perforations does not exceed the end area of the siphon tube, and the ratio of the end areas of the aerator relates as 2-5: 1-1.5, the lower end of the siphon tube is located at a distance within 1 / 80-1 / 100 of the height of the tube from the bottom of the gas source, the lower end of the aerator is located at a distance of 1/30 to 1/40 of the height of the aerator
  • the locking and starting device is made with automatic, autonomous and manual start in the usual or explosion-proof version.
  • FIG. 2 and FIG. 3 show embodiments of modular devices where capacity 1 is indicated — gas source, siphon tube 2, ZPU 3, connecting tube
  • the signal from the fire alarm sensor enters the fire control system’s starting and starting device, from where it is supplied with an electric current with a certain current strength to the igniter located in the locking and starting device 3, which is installed on the source tank 1 with gaseous and / or a liquefied phlegmatizer or a mixture of a phlegmatizer and a liquid inhibitor, after the pyro cartridge is triggered, the membrane is opened at the neck of the source container and then gaseous and / or liquefied phlegm an atomizer or a mixture of a phlegmatizer and a liquid inhibitor through a siphon tube 2 and through a connecting tube 4, which in the distribution cover 7 passes into the tubular aerator 6, enters the mixing chamber 5 through the aerator 5.
  • the mixing chamber contains a fire extinguishing powder based on a dispersed combustion inhibitor with a finely dispersed additive, target additive for fluidity and water repellent.
  • a fire extinguishing mixture forms, consisting of a fire extinguishing powder and a phlegmatizer or a mixture of a phlegmatizer and a liquid inhibitor.

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  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
  • Fire-Extinguishing Compositions (AREA)

Abstract

L'invention concerne l'équipement anti-incendie et plus particulièrement un dispositif d'extinction d'incendies muni d'un récipient à source de gaz avec un agent de phlegmatisation ou un mélange d'un agent de phlegmatisation et d'un inhibiteur liquide, ledit récipient étant doté d'un couvercle hermétique, d'un tube de siphon et d'un dispositif de fermeture et de déclenchement. Le tube de siphon est relié via une conduite de communication avec une préchambre de mélangeage qui contient une poudre d'extinction d'incendies à base d'un inhibiteur de combustion en poudre, un additif à degré de dispersion élevé, un additif spécifique de fluidité etun hydrofuge à base d'organosilicium. Un aérateur à section variable est disposé à l'intérieur de la préchambre. Cette préchambre est reliée via une soupape d'échappement actionnée par une pression égale ou supérieure à 0,9 MPa à une chambre d'évaporation tubulaire dont le rapport diamètre/longueur est compris entre 20 et 1000. Ladite chambre d'évaporation tubulaire est reliée par une soupape d'échappement actionnée par une pression égale ou supérieure à 0,5 MPa à un bloc de buses doté d'un concentrateur supersonique dont le rapport de longueur /diamètre assure une pression de 0,11MPa et une vitesse d'écoulement entre 100 et 240 m/s à une température de -50°C à +50°C. Le rapport de masses entre les composantes gazeuse et liquide et solides est compris entre 7,5-80,1 et 19,9 - 92,5. L'invention permet d'assurer un éjection maximale de poudre, un temps d'extinction réduit et une plus grande efficacité d'extinction d'incendie tridimensionnelle.
PCT/RU2006/000167 2006-04-07 2006-04-07 Composition d'extinction d'incendies à gaz dispersés, procédé d'extinction d'incendies et dispositif de réalisation correspondant WO2007117168A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/RU2006/000167 WO2007117168A1 (fr) 2006-04-07 2006-04-07 Composition d'extinction d'incendies à gaz dispersés, procédé d'extinction d'incendies et dispositif de réalisation correspondant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/RU2006/000167 WO2007117168A1 (fr) 2006-04-07 2006-04-07 Composition d'extinction d'incendies à gaz dispersés, procédé d'extinction d'incendies et dispositif de réalisation correspondant

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2475287C1 (ru) * 2011-10-05 2013-02-20 Общество С Ограниченной Ответственностью "Каланча" Огнетушащий бинарный хемоконденсационный состав
WO2013051957A1 (fr) * 2011-10-05 2013-04-11 Общество С Ограниченной Ответственностью "Каланча" Composition binaire d'extinction d'incendies à condensation chimique et dispositif d'extinction d'incendies
RU2534311C1 (ru) * 2013-08-20 2014-11-27 Общество С Ограниченной Ответственностью "Каланча" Способ тушения горящих фонтанов на газовых, нефтяных и газонефтяных скважинах и устройство для его осуществления
CN104190023A (zh) * 2014-09-22 2014-12-10 大连东方宇科技开发有限公司 带有图像监控和远程控制的氮气驱动干粉灭火系统
RU2570465C1 (ru) * 2014-07-24 2015-12-10 ФЕДЕРАЛЬНОЕ ГОСУДАРСТВЕННОЕ БЮДЖЕТНОЕ УЧРЕЖДЕНИЕ "ВСЕРОССИЙСКИЙ ОРДЕНА "ЗНАК ПОЧЕТА" НАУЧНО-ИССЛЕДОВАТЕЛЬСКИЙ ИНСТИТУТ ПРОТИВОПОЖАРНОЙ ОБОРОНЫ МИНИСТЕРСТВА РОССИЙСКОЙ ФЕДЕРАЦИИ ПО ДЕЛАМ ГРАЖДАНСКОЙ ОБОРОНЫ, ЧРЕЗВЫЧАЙНЫМ СИТУАЦИЯМ И ЛИКВИДАЦИИ ПОСЛЕДСТВИЙ СТИХИЙНЫХ БЕДСТВИЙ" (ФГБУ ВНИИПО МЧС России) Огнетушащий состав для тушения горючих кремнийорганических жидкостей и нейтрализации при тушении токсичных паров
RU2718997C2 (ru) * 2014-05-26 2020-04-15 Иоаннис КРЕКОУКИС Устройство выброса распыленной струи

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GB562003A (en) * 1942-10-27 1944-06-14 Pawel Chrobok Improvements in or relating to fire extinguishing apparatus
RU2193427C2 (ru) * 2000-12-25 2002-11-27 ЗАО "Каланча" Порошковый огнетушитель
CN1383903A (zh) * 2001-04-29 2002-12-11 上海青浦消防器材股份有限公司 可在低温下使用的二氧化碳灭火器
RU2225735C2 (ru) * 2001-04-10 2004-03-20 ФГУ ВНИИПО МЧС России Способ получения комбинированного гомогенно-гетерогенного огнетушащего состава
RU2240848C1 (ru) * 2003-08-07 2004-11-27 Селиверстов Владимир Иванович Огнетушащий состав
RU2241508C2 (ru) * 2002-12-17 2004-12-10 Селиверстов Владимир Иванович Способ тушения пожара в резервуарах
RU2258549C1 (ru) * 2004-02-03 2005-08-20 Селиверстов Владимир Иванович Способ тушения пожара в резервуаре и устройство для его осуществления

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB562003A (en) * 1942-10-27 1944-06-14 Pawel Chrobok Improvements in or relating to fire extinguishing apparatus
RU2193427C2 (ru) * 2000-12-25 2002-11-27 ЗАО "Каланча" Порошковый огнетушитель
RU2225735C2 (ru) * 2001-04-10 2004-03-20 ФГУ ВНИИПО МЧС России Способ получения комбинированного гомогенно-гетерогенного огнетушащего состава
CN1383903A (zh) * 2001-04-29 2002-12-11 上海青浦消防器材股份有限公司 可在低温下使用的二氧化碳灭火器
RU2241508C2 (ru) * 2002-12-17 2004-12-10 Селиверстов Владимир Иванович Способ тушения пожара в резервуарах
RU2240848C1 (ru) * 2003-08-07 2004-11-27 Селиверстов Владимир Иванович Огнетушащий состав
RU2258549C1 (ru) * 2004-02-03 2005-08-20 Селиверстов Владимир Иванович Способ тушения пожара в резервуаре и устройство для его осуществления

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2475287C1 (ru) * 2011-10-05 2013-02-20 Общество С Ограниченной Ответственностью "Каланча" Огнетушащий бинарный хемоконденсационный состав
WO2013051957A1 (fr) * 2011-10-05 2013-04-11 Общество С Ограниченной Ответственностью "Каланча" Composition binaire d'extinction d'incendies à condensation chimique et dispositif d'extinction d'incendies
CN103974749A (zh) * 2011-10-05 2014-08-06 卡兰查有限责任公司 灭火二元化学冷凝组合物和用于灭火的设备
RU2534311C1 (ru) * 2013-08-20 2014-11-27 Общество С Ограниченной Ответственностью "Каланча" Способ тушения горящих фонтанов на газовых, нефтяных и газонефтяных скважинах и устройство для его осуществления
RU2718997C2 (ru) * 2014-05-26 2020-04-15 Иоаннис КРЕКОУКИС Устройство выброса распыленной струи
RU2570465C1 (ru) * 2014-07-24 2015-12-10 ФЕДЕРАЛЬНОЕ ГОСУДАРСТВЕННОЕ БЮДЖЕТНОЕ УЧРЕЖДЕНИЕ "ВСЕРОССИЙСКИЙ ОРДЕНА "ЗНАК ПОЧЕТА" НАУЧНО-ИССЛЕДОВАТЕЛЬСКИЙ ИНСТИТУТ ПРОТИВОПОЖАРНОЙ ОБОРОНЫ МИНИСТЕРСТВА РОССИЙСКОЙ ФЕДЕРАЦИИ ПО ДЕЛАМ ГРАЖДАНСКОЙ ОБОРОНЫ, ЧРЕЗВЫЧАЙНЫМ СИТУАЦИЯМ И ЛИКВИДАЦИИ ПОСЛЕДСТВИЙ СТИХИЙНЫХ БЕДСТВИЙ" (ФГБУ ВНИИПО МЧС России) Огнетушащий состав для тушения горючих кремнийорганических жидкостей и нейтрализации при тушении токсичных паров
CN104190023A (zh) * 2014-09-22 2014-12-10 大连东方宇科技开发有限公司 带有图像监控和远程控制的氮气驱动干粉灭火系统

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