WO2009107421A1 - 消防用筒先装置 - Google Patents
消防用筒先装置 Download PDFInfo
- Publication number
- WO2009107421A1 WO2009107421A1 PCT/JP2009/050655 JP2009050655W WO2009107421A1 WO 2009107421 A1 WO2009107421 A1 WO 2009107421A1 JP 2009050655 W JP2009050655 W JP 2009050655W WO 2009107421 A1 WO2009107421 A1 WO 2009107421A1
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- water
- fire
- fighting
- tip device
- voltage
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Classifications
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
- A62C31/03—Nozzles specially adapted for fire-extinguishing adjustable, e.g. from spray to jet or vice versa
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
- B05B5/025—Discharge apparatus, e.g. electrostatic spray guns
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
- B05B5/025—Discharge apparatus, e.g. electrostatic spray guns
- B05B5/053—Arrangements for supplying power, e.g. charging power
- B05B5/0533—Electrodes specially adapted therefor; Arrangements of electrodes
- B05B5/0535—Electrodes specially adapted therefor; Arrangements of electrodes at least two electrodes having different potentials being held on the discharge apparatus, one of them being a charging electrode of the corona type located in the spray or close to it, and another being of the non-corona type located outside of the path for the material
Definitions
- the present invention relates to a fire-fighting tube tip device that sprays fire-fed water pressurized and supplied through a hose or the like toward a fire.
- rod-shaped water discharge type having a circular nozzle cross section and a so-called spray nozzle that emits fine water particles by having a ring-shaped slit nozzle cross section.
- the spray nozzle is equipped with an injection angle adjustment mechanism, which allows the operator to perform wide-angle radiation that can inject fine water particles at a wide angle, for example when the fire point is difficult to recognize with smoke, etc.
- Sprinkling cooling is performed in the vicinity of the hot spot, and when the hot spot can be recognized, an operation such as concentrated radiation to the hot spot is performed by narrow angle injection.
- An object of the present invention is to provide a fire-fighting tip device that can efficiently extinguish with a small amount of fire-extinguishing water and has higher smoke control capability.
- the present invention is a fire-fighting pipe tip device for spraying and spraying water, seawater or water-based fire extinguishing agent supplied under pressure, from the pipe tip, An induction electrode portion disposed on the radiation space side of the nozzle portion located inside the tube tip; A water-side electrode portion disposed at a position in contact with the fire extinguishing water inside the cylinder body, An external electric field generated by applying a voltage between the induction electrode unit and the water-side electrode unit is applied to water, seawater, or a water-based fire extinguisher that is in the process of injection by the nozzle unit, and the injected particles are charged and emitted.
- the water-side electrode portion is a part of the inside of the cylinder main body that comes into contact with the fire-extinguishing water using a conductive material.
- the voltage application unit includes a voltage application switch that applies a voltage between the induction electrode unit and the water electrode unit.
- the fire-fighting cylinder tip device of the present invention further includes a pressurized gas outlet that injects pressurized gas from the nozzle together with water, seawater, or a water-based extinguishing agent inside the cylinder body.
- the pressurized gas ejection port injects air or inert gas as the pressurized gas.
- the induction electrode portion is one of a metal having conductivity, a resin having conductivity, a rubber having conductivity, or a composite.
- the voltage application unit applies a voltage not exceeding ⁇ 20 kilovolts to the induction electrode unit with the voltage of the water side electrode unit set to zero volts.
- the voltage application unit applies a voltage in the form of direct current, alternating current, or pulse to the induction electrode unit with the voltage of the water side electrode unit set to zero volts.
- An injection angle adjusting mechanism is provided in the nozzle portion.
- the fire extinguishing water particles from the conventional spray nozzle and the two-fluid type cylinder tip device are further charged to adhere to the combustion surface by coulomb force and to all surfaces of the combustion material.
- a high wetting effect is obtained on the combustion surface and the unburned surface.
- the fire extinguishing performance is greatly improved by the charged radiation of the fire-fighting tube tip device of the present invention compared to the conventional non-charged radiation.
- smoke eliminating effect According to the tube tip device for fire fighting of the present invention, a high smoke control effect is obtained.
- the present invention by charging the fire-extinguishing water particles, Since smoke particles are collected by Coulomb force, the collection effect is increased and a high smoke control effect is obtained.
- FIG. 1 is an explanatory diagram showing an embodiment of a fire-fighting tube tip device according to the present invention.
- a fire-fighting tube tip device 10 of the present embodiment is provided with a tube tip 14 having a nozzle portion on the distal end side of a main body 12, a water hose connection port 16 on a root side, and a water hose connection port 16 with a valve.
- a water hose is connected through the above, and water, seawater, or a water-based fire extinguisher is pressurized and supplied from the tube tip 14.
- a frame 20 having a grip 18 is provided integrally with the main body 12, and a voltage application switch 22 for charging and radiating ejected particles is provided on the grip 18 side of the frame 20.
- the radiation angle adjustment handle 24 is provided on the cylinder tip 14 side of the main body 12, and by rotating the radiation angle adjustment handle 24, the radiation angle of the spray fire extinguishing water sprayed from the tube tip 14 can be adjusted. Further, an intake hole 26 is opened on the tube tip 14 side, so that air can be sucked in with the injection of fire-extinguishing water from a nozzle disposed inside the tube tip 14.
- FIG. 2 is an explanatory view showing the embodiment of FIG. 1 from the tube tip side.
- a cylindrical opening is provided in the tube tip 14 which is the tip of the main body 12
- a deflector 25 is disposed in the central side in the cylindrical opening
- a ring-shaped slit 15 a is provided on the inner periphery outside thereof.
- a nozzle portion 15 is arranged.
- an induction electrode portion 30 which is one electrode for charging the spray particles by applying an external electric field is disposed at the tip end position outside the nozzle portion 15 inside the main body 12 as indicated by a dotted line. Yes.
- FIG. 3 is a cross-sectional view showing the internal structure of the present embodiment as a cross section taken along the line AA of FIG.
- the fire-fighting tube tip device 10 of the present embodiment houses a tube main body 28 having a cylindrical hole penetrating in the axial direction inside the main body 12.
- the main body 12 is formed integrally with a frame 20 having a grip portion 18 and is made of an insulating material such as a synthetic resin.
- the water hose connection port 16 is provided in the lower part of the cylinder main body 28 made of a conductive metal disposed inside the main body 12.
- a nozzle portion 15 is formed on the tube tip 14 side, which is an upper portion of the tube main body 28, and a deflector 25 is disposed in the nozzle portion 15.
- the deflector 25 is supported inside the cylinder body 28 by a deflector support bridge 48.
- the nozzle portion 15 is integrally formed at the tip of the radiation angle adjusting tube 44 disposed at the tip of the tube body 28.
- the radiation angle adjusting cylinder 44 is assembled so as to be movable in the axial direction by being screwed into the cylinder main body 28 by a radiation angle adjusting screw portion 46. That is, the radiation angle adjusting screw portion 46 is formed with an external screw on the cylinder body 28 side, and an internal screw formed on the radiation angle adjusting cylinder 44 side is screwed therein.
- a radiation angle adjustment handle 24 made of an insulating material is fixed to the outside of the radiation angle adjustment tube 44.
- the radiation angle adjustment tube 44 rotates integrally with the tube body 28 side. 2
- the radiation angle adjusting cylinder 44 is moved in the axial direction by the radiation angle adjusting screw portion 46, whereby the nozzle portion 15 is moved in the axial direction with respect to the deflector 25, and is formed around the deflector 25 in FIG. 2.
- the radiation angle of the spray fire extinguishing water 45 from the tube tip 14 can be adjusted by a change in the interval between the nozzle portion 15 and the ring-shaped slit 15a.
- FIG. 3 shows a state in which the radiation angle adjusting cylinder 44 is moved to the deflector 26 side which is the fixed side, and the radiation angle of the spray fire extinguishing water 45 is set to the wide angle side.
- the deflector support bridge 48 has the structure shown in the sectional end view of FIG. 4 shown in the BB section of FIG. In FIG. 4, the deflector support bridge portion 48 extends from the ring-shaped support portion to the center in a cross shape with respect to the cylinder main body 28, and supports and supports the deflector 25 at the center.
- the induction electrode unit 30 is arranged at an outer position on the opening side with respect to the nozzle unit 15 provided on the tube tip 14 side.
- the induction electrode unit 30 is a conductive member having a ring shape as shown in FIG.
- a water-side electrode portion 32 is disposed inside the tube body 28 on the water hose connection port 16 side.
- the water-side electrode portion 32 is a conductive cylindrical member using metal, and is supported and fixed to the cylinder main body 28 by an electrode support ring 34 using an insulator on the upper and lower sides. Is provided with an O-ring so that fire extinguishing water does not enter the outside of the electrode support ring 34.
- a conductive metal is used as the induction electrode portion 30 and the water-side electrode portion 32, but in addition to this, a conductive resin, a conductive rubber, or a conductive metal or resin. Alternatively, a rubber composite may be used. Moreover, the induction electrode part 30 and the water side electrode part 32 are good also as a structure which coat
- a battery 36 and a voltage applying device 38 are incorporated in the grip 18 of the frame 20 provided integrally on the right side of the main body 12.
- the battery 36 supplies a DC power source to the voltage application device 38.
- the voltage application device 38 is connected to the induction electrode portion 30 provided opposite to the nozzle portion 15 by the induction electrode wiring 40, and is connected to the water side electrode portion 32 by the water side electrode wiring 42. Further, the voltage application switch 22 provided at a position where the finger of the grip portion 18 is hooked is connected by wiring.
- the voltage application device 38 When the voltage application switch 22 is turned on, the voltage application device 38 applies a predetermined voltage not exceeding 20 kilovolts to the induction electrode section 30, for example, a voltage of several kilovolts, with the water-side electrode portion 32 set to 0 volts, An external electric field is applied to the fire extinguishing water being jetted from the unit 15 to charge the jetting particles and radiate them as spray fire extinguishing water 45.
- FIG. 6 is a cross-sectional view showing a state in which the radiation angle is adjusted to the narrow angle side in the present embodiment.
- the radiation angle adjusting handle 24 is turned from the wide angle side state of the spray fire extinguishing water 45 shown in FIG. 3, the radiation angle adjusting cylinder 44 is advanced so that the nozzle portion 15 protrudes from the deflector 25 as shown in FIG.
- the radiation angle of the spray fire extinguishing water 45 can be adjusted to the narrow angle side.
- an operator such as a fire brigade wears and uses the firefighting tip device 10 of this embodiment at the tip of a water hose, and in the event of fire fighting
- the radiation angle adjusting handle 24 is operated according to the fire situation, and the fire is extinguished while performing the wide-angle radiation of the sprayed fire water 45 as shown in FIG. 3 or the narrow-angle radiation of the sprayed fire water 45 as shown in FIG.
- the fire extinguishing effect according to this embodiment will be described.
- the Coulomb force causes not only adhesion to the high combustion surface but also adhesion to all surfaces of the combustion agent, compared with conventional uncharged water particles. Since the wetting effect is greatly increased, high fire extinguishing power is obtained.
- the fire extinguishing performance is greatly improved as compared with the conventional non-charged spraying.
- the reason why a high smoke-extinguishing effect can be obtained by electrified spraying of the present embodiment is that smoke trapping by conventional non-charged spraying is a trapping means by stochastic collision of smoke particles and water particles.
- the smoke particles in the charged state are collected by the Coulomb force by charging the water particles, so that the smoke eliminating effect is increased.
- the charged water particles are 100 to 200 ⁇ m
- the similarly charged smoke particles are 1 to 2 ⁇ m, and many small smoke particles around the water particles are collected by Coulomb force. As a result, a great smoke eliminating effect is obtained.
- FIG. 7 is a graph showing experimental results according to experimental examples. The experimental results in FIG. 7 show elapsed time on the horizontal axis and smoke density on the vertical axis. Further, the experimental characteristic 100 is a charging distribution according to the present embodiment, and the experimental characteristic 200 is a conventional non-charging distribution.
- spraying starts at time t2.
- the first charge spraying is performed from time t2 to t3, and the smoke density rapidly decreases to 1.3% by this first charge spraying.
- the change in smoke density from time t2 to time t3 is a sudden change in the state of smoke in the enclosed space, which was black when viewed visually, so that the smoke disappears and the inside can be seen a little while seeing. It is a smoke-extinguishing action, which takes place during a charging spray of only 60 seconds.
- the second charge spraying is performed from time t4 to t5. Thereafter, when the charge spraying is repeated as t6 to t7, t8 to t9, t10 to t11, the number of charging sprays
- the smoke concentration can be extinguished to approximately 0 percent, that is, no smoke at all by, for example, the fifth charge application.
- the conventional characteristic 200 that is non-charged dispersion as in the experimental characteristic of the present embodiment, at time t2 to t3, time t4 to t5, time t6 to t7, time t8 to t9, and time t10 to t11.
- the uncharged spraying is performed five times at an interval of 120 seconds, but the smoke density is gradually decreased, which is different from the experimental characteristic 100 of the present embodiment in the conventional non-charged experimental characteristic 200.
- the smoke concentration is almost double, and it is confirmed from the comparison of the experimental results that a significant smoke eliminating effect can be obtained in this embodiment.
- FIG. 8 is a time chart showing the applied voltage applied between the induction electrode unit 30 and the water-side electrode unit 32 from the voltage application device 38 of the present embodiment.
- FIG. 8A shows a case where a + V DC voltage is applied. In this case, negatively charged water particles are continuously dispersed.
- FIG. 8B shows a case where a DC voltage of ⁇ V is applied. In this case, positively charged water particles are continuously dispersed.
- FIG. 8C shows a case in which an AC voltage of ⁇ V is applied.
- water particles that are negatively charged in accordance with a change in the AC voltage are continuously dispersed during a positive half cycle, During the period of the negative half cycle, positively charged water particles are alternately scattered according to the change of the AC voltage.
- FIG. 8D shows a case in which a + V pulse voltage is applied at a predetermined interval.
- negatively charged water particles are intermittently dispersed and no voltage is applied. Is a dispersion of uncharged water particles.
- FIG. 8E shows a case where a pulsed voltage of ⁇ V is applied with a predetermined interval, in which case positively charged water particles are intermittently dispersed and no voltage is applied. In this case, water particles that are not charged are scattered.
- FIG. 8F shows a case where a pulsed voltage of ⁇ V is alternately applied with a predetermined interval, and in this case, negatively charged water particles and positively charged water particles are placed at intervals. During the period in which the voltage is alternately applied and no voltage is applied, uncharged water particles are scattered.
- a commercially available boosting unit with a control input can be used.
- Some commercially available boosting units output DC to 20 kilovolts when DC 0 to 20 volts is applied to the input, and such commercially available units can be used.
- FIG. 9 is an explanatory view showing another embodiment of a fire-fighting barrel tip device according to the present invention in which a pressurized gas injection port is provided and is a two-fluid system.
- the fire-fighting cylinder tip device 10 has the same structure as that in FIG. 3, but in addition to this, a pressurized gas outlet 50 is provided in the fire extinguishing water supply path inside the cylinder body 28 toward the injection direction. It is arranged.
- the pressurized gas outlet 50 is disposed by bending the tip of the pressurized gas supply pipe 54 provided in the grip portion 18 of the frame 20, and the pressurized gas supply pipe 54 is pressurized at the base side.
- a gas supply connection port 52 is provided, and pressurized gas is supplied by a rubber hose having a reinforced coating.
- pressurized gas supplied to the pressurized gas supply connection port 52 compressed air or an inert gas such as carbon dioxide or nitrogen is supplied.
- pressurized gas such as air or inert gas is supplied from the pressurized gas supply connection port 52, and the pressurized gas
- the above embodiment was taken as an example of a fire extinguishing barrel tip device provided with a radiation angle adjusting mechanism, but similarly for a fire fighting barrel tip device having a fixed radiation angle, an electrode structure that realizes charging spray May be provided.
- a battery is built in the tube tip device so that it can be easily carried, but power may be supplied from the outside by cable connection.
- an operator can carry a battery and supply power from the portable battery to a fire-fighting tip device.
- a sufficient power supply capacity can be secured and stable charging can be performed over a long period of time.
- the structure of the fire-fighting tube tip device of the present invention is not limited to the above-described embodiment, and any structure may be used as long as it has an induction electrode portion and a water-side electrode portion and can be charged and dispersed by applying a predetermined voltage.
- the structure can be applied as it is.
- the present invention includes appropriate modifications that do not impair the object and advantages thereof, and is not limited by the numerical values shown in the above embodiments.
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Abstract
Description
筒先の内側に位置するノズル部の放射空間側に配置された誘導電極部と、
筒本体の内部の消火水に接触する位置に配置された水側電極部と、
誘導電極部と水側電極部との間に電圧を加えることにより生ずる外部電界を、ノズル部により噴射過程にある水、海水又は水系の消火剤に印加して、噴射粒子を帯電して放射させる電圧印加部と、
電圧印加部に電源を供給する電源部と、
を備えたことを特徴とする
ここで、水側電極部は、導電性の材質を使用した消火水に接触する筒本体の内部の一部である。
本発明の消防用筒先装置によれば、従来の噴霧ノズルや二流体方式の筒先装置からの消火水粒子をさらに帯電させることによりクーロン力により燃焼面への付着はもとより、燃焼材のあらゆる面への付着がおこり、従来の非帯電水粒子と比較して、燃焼面および未燃焼面に対し高い濡らし効果が得られる。
(消煙効果)
本発明の消防用筒先装置によれば、高い煙制御効果が得られる。従来の非帯電放射による煙の捕捉は煙粒子と消火水粒子の確率的な衝突による捕捉足作用であること対して、本発明にあっては、消火水粒子を帯電させることにより、帯電状態の煙粒子をクーロン力によって捕集するため、捕集効果が増大し、高い煙制御効果が得られる。
(実験例)
ノズル噴射量:8リットル/分at1MPa
誘導電極電圧:2キロボルト
放水パターン:パルス状印加放水
火災模型:1.8メートル立方の閉鎖空間内でガソリン50ミリリットルを燃焼させて煙を充満させた後、60秒放水と120秒のインターバルで5サイクルの散布を実施して、煙の濃度推移を測定
図7は実験例による実験結果を示したグラフ図である。図7の実験結果は、横軸に経過時間、縦軸に煙濃度を示している。また実験特性100が本実施形態による帯電散布であり、実験特性200が従来の非帯電による散布である。
Claims (10)
- 加圧送液された水、海水又は水系の消火剤を筒先から噴射して散布する消防用筒先装置に於いて、
筒先の内側に位置するノズル部の放射空間側に配置した誘導電極部と、
筒本体の内部の消火水に接触する位置に配置された水側電極部と、
前記誘導電極部と水側電極部との間に電圧を加えることにより生ずる外部電界を、前記ノズル部により噴射過程にある水、海水又は水系の消火剤に印加して、噴射粒子を帯電して放射させる電圧印加部と、
前記電圧印加部に電源を供給する電源部と、
を備えたことを特徴とする消防用筒先装置。
- 請求項1記載の消防用筒先装置に於いて、前記水側電極部が、導電性の材質を使用した消火水に接触する筒本体の内部の一部であることを特徴とする消防用筒先装置。
- 請求項1記載の消防用筒先装置に於いて、前記電圧印加部は、前記誘導電極部と水側電極部との間に電圧を加える電圧印加スイッチを備えたことを特徴とする消防用筒先装置。
- 請求項1の消防用筒先装置に於いて、前記筒本体の内部に、加圧ガスを噴射して前記水、海水又は水系の消火剤と共に前記ノズル部から噴射させる加圧ガス噴出口を設けたことを特徴とする消防用筒先装置。
- 請求項4の消防用筒先装置に於いて、前記加圧ガス噴出口は加圧ガスとして空気又は不活性ガスを噴射させることを特徴とする消防用筒先装置。
- 請求項1の消防用筒先装置に於いて、前記誘導電極部は、導電性を有する金属、導電性を有する樹脂、導電性を有するゴムのいずれか又は複合体であることを特徴とする消防用筒先装置。
- 請求項1の消防用筒先装置に於いて、前記電圧印加部は、前記水側電極部の電圧をゼロボルトとして、前記誘導電極部に±20キロボルトを越えない電圧を印加することを特徴とする消防用筒先装置。
- 請求項1の消防用筒先装置に於いて、前記電圧印加部は、前記水側電極部の電圧をゼロボルトとして、前記誘導電極部に直流、交流、又はパルス状となる電圧を印加することを特徴とする消防用筒先装置。
- 請求項1の消防用筒先装置に於いて、前記誘導電極部の一部又は全部を絶縁性材料で被覆したことを特徴とする消防用筒先装置。
- 請求項1の消防用筒先装置に於いて、前記ノズル部に噴射角度調整機構を設けたことを特徴とする消防用筒先装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009801013862A CN101903065B (zh) | 2008-02-28 | 2009-01-19 | 灭火用管端装置 |
JP2010500608A JP5221640B2 (ja) | 2008-02-28 | 2009-01-19 | 消防用筒先装置 |
EP09714183.2A EP2258449B1 (en) | 2008-02-28 | 2009-01-19 | Nozzle head device for firefighting |
US12/768,119 US8181710B2 (en) | 2008-02-28 | 2010-04-27 | Tube-end device for fire extinguishment |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008047483 | 2008-02-28 | ||
JP2008-047483 | 2008-02-28 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US12/768,119 Continuation US8181710B2 (en) | 2008-02-28 | 2010-04-27 | Tube-end device for fire extinguishment |
Publications (1)
Publication Number | Publication Date |
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WO2009107421A1 true WO2009107421A1 (ja) | 2009-09-03 |
Family
ID=41015827
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PCT/JP2009/050655 WO2009107421A1 (ja) | 2008-02-28 | 2009-01-19 | 消防用筒先装置 |
Country Status (7)
Country | Link |
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US (1) | US8181710B2 (ja) |
EP (1) | EP2258449B1 (ja) |
JP (1) | JP5221640B2 (ja) |
KR (1) | KR101263071B1 (ja) |
CN (1) | CN101903065B (ja) |
TW (1) | TWI397435B (ja) |
WO (1) | WO2009107421A1 (ja) |
Cited By (9)
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JP2012157431A (ja) * | 2011-01-31 | 2012-08-23 | Hochiki Corp | 火災防災装置、帯電散布ヘッド及び帯電散布方法 |
WO2013161476A1 (ja) * | 2012-04-26 | 2013-10-31 | ホーチキ株式会社 | 帯電水粒子散布装置 |
JP2013226518A (ja) * | 2012-04-26 | 2013-11-07 | Kajima Corp | 密閉式廃棄物処分場の粉塵除去システム |
WO2013171880A1 (ja) * | 2012-05-17 | 2013-11-21 | ホーチキ株式会社 | 火災防災装置、帯電散布装置、帯電散布ヘッド、消火剤散布方法及び帯電散布方法 |
WO2013179416A1 (ja) * | 2012-05-30 | 2013-12-05 | ホーチキ株式会社 | 火災防災装置、帯電散布ヘッド及び帯電散布方法 |
WO2013179408A1 (ja) * | 2012-05-30 | 2013-12-05 | ホーチキ株式会社 | 火災防災装置、帯電散布装置、帯電散布ヘッド、消火剤散布方法及び帯電散布方法 |
JP2015507500A (ja) * | 2011-12-27 | 2015-03-12 | ソンウ・キムKIM, Sung Woo | ベンチュリ式除煙スプリンクラー並びに煙及び有毒ガス除去装置 |
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WO2010082349A1 (ja) * | 2009-01-19 | 2010-07-22 | ホーチキ株式会社 | 火災防災設備及び散布方法 |
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JP2012157431A (ja) * | 2011-01-31 | 2012-08-23 | Hochiki Corp | 火災防災装置、帯電散布ヘッド及び帯電散布方法 |
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JP2015507500A (ja) * | 2011-12-27 | 2015-03-12 | ソンウ・キムKIM, Sung Woo | ベンチュリ式除煙スプリンクラー並びに煙及び有毒ガス除去装置 |
WO2013161476A1 (ja) * | 2012-04-26 | 2013-10-31 | ホーチキ株式会社 | 帯電水粒子散布装置 |
JP2013226518A (ja) * | 2012-04-26 | 2013-11-07 | Kajima Corp | 密閉式廃棄物処分場の粉塵除去システム |
JP2013227806A (ja) * | 2012-04-26 | 2013-11-07 | Kajima Corp | 帯電水粒子散布装置 |
WO2013171880A1 (ja) * | 2012-05-17 | 2013-11-21 | ホーチキ株式会社 | 火災防災装置、帯電散布装置、帯電散布ヘッド、消火剤散布方法及び帯電散布方法 |
KR101958514B1 (ko) * | 2012-05-17 | 2019-03-14 | 호치키 코포레이션 | 화재 예방 장치, 대전 살포 장치, 대전 살포 헤드, 소화제 살포 방법 및 대전 살포 방법 |
KR20150016484A (ko) * | 2012-05-17 | 2015-02-12 | 호치키 코포레이션 | 화재 예방 장치, 대전 살포 장치, 대전 살포 헤드, 소화제 살포 방법 및 대전 살포 방법 |
WO2013179408A1 (ja) * | 2012-05-30 | 2013-12-05 | ホーチキ株式会社 | 火災防災装置、帯電散布装置、帯電散布ヘッド、消火剤散布方法及び帯電散布方法 |
WO2013179416A1 (ja) * | 2012-05-30 | 2013-12-05 | ホーチキ株式会社 | 火災防災装置、帯電散布ヘッド及び帯電散布方法 |
JP2016153121A (ja) * | 2016-02-18 | 2016-08-25 | 鹿島建設株式会社 | 帯電水粒子散布方法 |
JP2016172248A (ja) * | 2016-02-22 | 2016-09-29 | 鹿島建設株式会社 | 密閉式廃棄物処分場の粉塵除去システム |
Also Published As
Publication number | Publication date |
---|---|
TW200940123A (en) | 2009-10-01 |
CN101903065A (zh) | 2010-12-01 |
JP5221640B2 (ja) | 2013-06-26 |
US8181710B2 (en) | 2012-05-22 |
TWI397435B (zh) | 2013-06-01 |
EP2258449A4 (en) | 2015-08-05 |
EP2258449B1 (en) | 2019-01-02 |
JPWO2009107421A1 (ja) | 2011-06-30 |
US20100213291A1 (en) | 2010-08-26 |
KR101263071B1 (ko) | 2013-05-09 |
EP2258449A1 (en) | 2010-12-08 |
KR20100076076A (ko) | 2010-07-05 |
CN101903065B (zh) | 2012-12-19 |
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