ZA935854B - A system and method for producing and maintaining pre-determined proportionate mixtures of fluids - Google Patents
A system and method for producing and maintaining pre-determined proportionate mixtures of fluidsInfo
- Publication number
- ZA935854B ZA935854B ZA935854A ZA935854A ZA935854B ZA 935854 B ZA935854 B ZA 935854B ZA 935854 A ZA935854 A ZA 935854A ZA 935854 A ZA935854 A ZA 935854A ZA 935854 B ZA935854 B ZA 935854B
- Authority
- ZA
- South Africa
- Prior art keywords
- fluids
- conductivity
- producing
- mixture
- maintaining pre
- Prior art date
Links
- 239000000203 mixture Substances 0.000 title abstract 5
- 239000012530 fluid Substances 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 239000012141 concentrate Substances 0.000 abstract 1
- 239000006260 foam Substances 0.000 abstract 1
- 238000005259 measurement Methods 0.000 abstract 1
- 239000000523 sample Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C5/00—Making of fire-extinguishing materials immediately before use
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D7/00—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
- B67D7/06—Details or accessories
- B67D7/08—Arrangements of devices for controlling, indicating, metering or registering quantity or price of liquid transferred
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C5/00—Making of fire-extinguishing materials immediately before use
- A62C5/02—Making of fire-extinguishing materials immediately before use of foam
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D11/00—Control of flow ratio
- G05D11/02—Controlling ratio of two or more flows of fluid or fluent material
- G05D11/13—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means
- G05D11/135—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means by sensing at least one property of the mixture
- G05D11/138—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means by sensing at least one property of the mixture by sensing the concentration of the mixture, e.g. measuring pH value
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D11/00—Control of flow ratio
- G05D11/02—Controlling ratio of two or more flows of fluid or fluent material
- G05D11/13—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means
- G05D11/139—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means by measuring a value related to the quantity of the individual components and sensing at least one property of the mixture
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/0318—Processes
- Y10T137/0324—With control of flow by a condition or characteristic of a fluid
- Y10T137/0329—Mixing of plural fluids of diverse characteristics or conditions
- Y10T137/034—Controlled by conductivity of mixture
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/2496—Self-proportioning or correlating systems
- Y10T137/2499—Mixture condition maintaining or sensing
- Y10T137/2509—By optical or chemical property
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Public Health (AREA)
- Emergency Management (AREA)
- Business, Economics & Management (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Health & Medical Sciences (AREA)
- Mechanical Engineering (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Accessories For Mixers (AREA)
- Control Of Non-Electrical Variables (AREA)
- Telephone Function (AREA)
- Lubricants (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/931,933 US5284174A (en) | 1992-08-18 | 1992-08-18 | System and method for producing and maintaining predetermined proportionate mixtures of fluids |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA935854B true ZA935854B (en) | 1994-03-09 |
Family
ID=25461540
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA935854A ZA935854B (en) | 1992-08-18 | 1993-08-11 | A system and method for producing and maintaining pre-determined proportionate mixtures of fluids |
Country Status (18)
Country | Link |
---|---|
US (1) | US5284174A (pt) |
EP (1) | EP0584052B1 (pt) |
JP (1) | JPH06170204A (pt) |
KR (1) | KR940003838A (pt) |
CN (1) | CN1047536C (pt) |
AT (1) | ATE163554T1 (pt) |
AU (1) | AU677211B2 (pt) |
BR (1) | BR9303408A (pt) |
CA (1) | CA2103852C (pt) |
DE (1) | DE69317176T2 (pt) |
DK (1) | DK0584052T3 (pt) |
EC (1) | ECSP930972A (pt) |
ES (1) | ES2119882T3 (pt) |
HK (1) | HK1014164A1 (pt) |
MX (1) | MX9305032A (pt) |
SG (1) | SG48790A1 (pt) |
TW (1) | TW225482B (pt) |
ZA (1) | ZA935854B (pt) |
Families Citing this family (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5823219A (en) * | 1992-08-18 | 1998-10-20 | National Foam, Inc. | System and method for producing and maintaining predetermined proportionate mixtures of fluids |
CA2231881C (en) * | 1996-07-16 | 2002-12-31 | Chemonics Industries, Inc. | Proportioning valve and control means therefor |
US5960808A (en) * | 1997-06-18 | 1999-10-05 | Ppg Industries Ohio, Inc. | Method of controlling the amount of sanitizing agent in an aqueous medium |
US5996700A (en) * | 1998-01-15 | 1999-12-07 | Hale Products, Inc. | Foam proportioner system |
US6456903B1 (en) * | 1998-04-07 | 2002-09-24 | Envirofoam Technologies, Inc. | Automatic foam solution regulation for compressed-air-foam-systems |
US6129104A (en) * | 1998-12-23 | 2000-10-10 | Tetra Process Technologies A Severn Trent Services Company | Method for automotive dose control of liquid treatment chemicals |
AU732665B1 (en) * | 1999-11-08 | 2001-04-26 | Quik Corp Fire Pty Ltd | Control panel |
US6454540B1 (en) | 2000-03-31 | 2002-09-24 | Kovatch Mobile Equipment Corp. | Modular balanced foam flow system |
US6725940B1 (en) | 2000-05-10 | 2004-04-27 | Pierce Manufacturing Inc. | Foam additive supply system for rescue and fire fighting vehicles |
AUPS059002A0 (en) * | 2002-02-15 | 2002-03-14 | Airservices Australia | Determination of solution concentration |
US6684959B1 (en) | 2002-08-02 | 2004-02-03 | Pierce Manufacturing Inc. | Foam concentrate proportioning system and methods for rescue and fire fighting vehicles |
US6766863B2 (en) * | 2002-09-20 | 2004-07-27 | Hypro Corporation | Fire fighting foam injection system with auto-start feature |
JP4485227B2 (ja) * | 2004-03-12 | 2010-06-16 | 株式会社ジーシー | 歯科用印象材練和装置 |
US7878703B2 (en) * | 2004-03-31 | 2011-02-01 | Waterous Company | Electronically controlled direct injection foam delivery system with temperature compensation |
US20080035201A1 (en) * | 2005-03-22 | 2008-02-14 | Waterous Corporation | Electronically Controlled Direct Injection Foam Delivery System and Method of Regulating Flow of Foam into Water Stream Based on Conductivity Measure |
WO2005100463A2 (en) * | 2004-03-31 | 2005-10-27 | Waterous Company | Electronically controlled direct injection foam delivery and conductivity based flow regulation of foam into a water stream |
US20060243324A1 (en) * | 2005-04-29 | 2006-11-02 | Pierce Manufacturing Inc. | Automatic start additive injection system for fire-fighting vehicles |
US20080067135A1 (en) * | 2006-05-17 | 2008-03-20 | Stanford W N | Automatic control system for chlorine in chillers |
KR101522161B1 (ko) | 2008-01-03 | 2015-05-21 | 하이프로, 엘엘씨 | 하단부 제어기를 구비하는 발포체 배합 시스템 |
US8307907B2 (en) * | 2008-02-28 | 2012-11-13 | Hale Products, Inc. | Hybrid foam proportioning system |
US8789614B2 (en) * | 2008-04-21 | 2014-07-29 | Fire Research Corp. | Ultra-high pressure fire-fighting system |
US20090307979A1 (en) * | 2008-06-11 | 2009-12-17 | Glen Wolf | Tilt latch |
CN101549193B (zh) * | 2009-05-22 | 2011-11-16 | 北京中卓时代消防装备科技有限公司 | 正压式自动泡沫比例混合系统 |
US8183810B2 (en) | 2009-09-08 | 2012-05-22 | Hoffman Enclosures, Inc. | Method of operating a motor |
US8297369B2 (en) * | 2009-09-08 | 2012-10-30 | Sta-Rite Industries, Llc | Fire-extinguishing system with servo motor-driven foam pump |
US20110056707A1 (en) * | 2009-09-08 | 2011-03-10 | Jonathan Gamble | Fire-Extinguishing System and Method for Operating Servo Motor-Driven Foam Pump |
US8164293B2 (en) * | 2009-09-08 | 2012-04-24 | Hoffman Enclosures, Inc. | Method of controlling a motor |
US9327212B2 (en) | 2009-09-25 | 2016-05-03 | Ge Healthcare Bio-Sciences Ab | Method and system for preparation of liquid mixtures |
CN102053631B (zh) * | 2009-11-06 | 2013-05-15 | 徐州重型机械有限公司 | 消防泡沫混合比例控制方法、系统及具有该系统的消防车 |
CN101927140B (zh) * | 2010-08-19 | 2012-10-03 | 重庆汉能环保工程技术有限公司 | 自适应投料系统及其控制方法 |
JP2012075582A (ja) * | 2010-09-30 | 2012-04-19 | Nohmi Bosai Ltd | 泡消火設備 |
JP5980477B2 (ja) * | 2011-01-07 | 2016-08-31 | 能美防災株式会社 | 泡消火設備 |
US20140027533A1 (en) * | 2011-01-21 | 2014-01-30 | Shower Power International B.V. | Device for Adding and Additive to Tap Water |
WO2013188770A1 (en) | 2012-06-14 | 2013-12-19 | Bio-Rad Laboratories, Inc. | Flow rate balanced, dynamically adjustable sheath delivery system for flow cytometry |
EP2864849B1 (en) | 2012-06-22 | 2020-09-02 | Bio-Rad Laboratories, Inc. | Fluid mixing and rinsing system for a flow cytometer |
EP2919899A1 (en) * | 2012-11-16 | 2015-09-23 | Entegris - Jetalon Solutions, Inc. | Controlling mixing concentration |
SE538542C2 (sv) * | 2013-09-03 | 2016-09-13 | Ncc Roads Holding Ab | System för ogräskontroll |
JP5922181B2 (ja) * | 2014-06-11 | 2016-05-24 | 能美防災株式会社 | 泡水溶液生成装置の制御装置および制御方法 |
EP3031497A1 (en) * | 2014-12-09 | 2016-06-15 | Sogepi S.A. | Method and arrangement for usage, flow control and discharge of compressed air foam in sprinkler systems |
US10261525B2 (en) | 2016-03-28 | 2019-04-16 | Graco Minnesota Inc. | Plural component ratio monitoring and control |
DE102017104492A1 (de) * | 2017-03-03 | 2018-09-06 | Wiesheu Gmbh | Vorrichtung und Verfahren zur Bereitstellung von Reinigungsfluid |
US11975229B2 (en) | 2020-01-20 | 2024-05-07 | E-One, Inc. | Fire suppression system |
CN112933467B (zh) * | 2021-03-16 | 2022-03-29 | 国网河南省电力公司电力科学研究院 | 一种用于变压器灭火的压缩空气泡沫灭火装置 |
CN113504151A (zh) * | 2021-06-10 | 2021-10-15 | 中国核电工程有限公司 | 基于密度法测量泡沫消防系统泡沫混合比的装置及方法 |
Family Cites Families (29)
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US3592269A (en) * | 1968-12-09 | 1971-07-13 | Howard C Stults | Self-contained foam fire extinguishing system |
US3750754A (en) * | 1968-12-09 | 1973-08-07 | H Stults | Foam fire extinguishing system |
US3900043A (en) * | 1971-06-09 | 1975-08-19 | Union Carbide Corp | Hydrodynamic drag reduction dispenser-metering system |
US3709302A (en) * | 1971-07-08 | 1973-01-09 | H Stults | Self-contained foam fire extinguishing system |
US3739795A (en) * | 1971-07-19 | 1973-06-19 | Nalco Chemical Co | Method and apparatus for detecting and controlling foamability of a liquid system |
US3977474A (en) * | 1973-10-26 | 1976-08-31 | Paul Boegli | Emergency reserve water and foam generating system |
US4064891A (en) * | 1974-06-06 | 1977-12-27 | Hale Fire Pump Company | Plural fluid proportioning apparatus |
GB1526741A (en) * | 1976-02-04 | 1978-09-27 | Diversey Ltd | System for maintaining a desired concentration in a supply tank |
US4031912A (en) * | 1976-06-04 | 1977-06-28 | Gaf Corporation | Reactants addition and concentration control system |
US4246969A (en) * | 1979-02-07 | 1981-01-27 | John McLoughlin | Chemical injection system for fire fighting |
US4324294A (en) * | 1979-02-07 | 1982-04-13 | John McLoughlin | Chemical injection control system for fire fighting |
US4460480A (en) * | 1980-03-13 | 1984-07-17 | Ciba-Geigy Corporation | Protein hydrolyzate compositions for fire fighting containing perfluoroalkyl sulfide terminated oligomers |
US4278132A (en) * | 1979-05-21 | 1981-07-14 | Hostetter Morgan D | Proportioning apparatus |
US4417601A (en) * | 1980-12-19 | 1983-11-29 | National Foam Systems, Inc. | Variable proportioning valve for balanced pressure proportioning systems, and system containing the valve |
DE3123279A1 (de) * | 1981-06-12 | 1982-12-30 | Westfälische Berggewerkschaftskasse, 4630 Bochum | Verfahren zur frueherkennung eines brandes sowie brandmelder |
US4439329A (en) * | 1981-12-28 | 1984-03-27 | Ciba-Geigy Corporation | Aqueous based fire fighting foam compositions containing hydrocarbyl sulfide terminated oligomer stabilizers |
US4828038A (en) * | 1982-07-16 | 1989-05-09 | Cca, Inc. | Foam fire fighting apparatus |
US4474680A (en) * | 1983-03-14 | 1984-10-02 | Valerin Technologies Limited | Foam generating apparatus and method |
US4526234A (en) * | 1983-10-21 | 1985-07-02 | Little Ralph V | Wetting agent injection system |
US4531588A (en) * | 1984-02-06 | 1985-07-30 | Lockheed Corporation | Fire suppression system |
US4648043A (en) * | 1984-05-07 | 1987-03-03 | Betz Laboratories, Inc. | Computerized system for feeding chemicals into water treatment system |
GB8521968D0 (en) * | 1985-09-04 | 1985-10-09 | British Petroleum Co Plc | Preparation of emulsions |
US4633895A (en) * | 1985-12-30 | 1987-01-06 | Hale Fire Pump Company | Fluid proportioning apparatus |
DE3726672A1 (de) * | 1986-10-09 | 1988-04-14 | Total Feuerschutz Gmbh | Einrichtung fuer feuerloeschfahrzeuge mit einem automatischen, elektronisch gesteuerten zumischer |
US4805700A (en) * | 1987-05-29 | 1989-02-21 | Mine Safety Appliances Company | Foam generator adjustable to produce foam having various expansion ratios |
IT1205181B (it) * | 1987-06-25 | 1989-03-15 | Snam Progetti | Dispositivo di miscelazione in continuo particolarmente adatto alla preparazione di soluzioni acquose di schiumogeno per impianti anticendio |
DE3817852C1 (pt) * | 1988-05-26 | 1989-07-27 | Total Walther Feuerschutz Gmbh, 5000 Koeln, De | |
US5174383A (en) * | 1988-09-08 | 1992-12-29 | Hypro Corporation | Apparatus and method for controlling the introduction of chemical foamant into water stream in fire-fighting equipment |
US5009244A (en) * | 1989-08-17 | 1991-04-23 | Grindley, Inc. | Fire fighting foam mixing system |
-
1992
- 1992-08-18 US US07/931,933 patent/US5284174A/en not_active Expired - Fee Related
-
1993
- 1993-08-11 ZA ZA935854A patent/ZA935854B/xx unknown
- 1993-08-11 CA CA 2103852 patent/CA2103852C/en not_active Expired - Fee Related
- 1993-08-17 KR KR1019930015895A patent/KR940003838A/ko active IP Right Grant
- 1993-08-17 AU AU44661/93A patent/AU677211B2/en not_active Ceased
- 1993-08-17 BR BR9303408A patent/BR9303408A/pt not_active Application Discontinuation
- 1993-08-17 TW TW82106593A patent/TW225482B/zh active
- 1993-08-17 JP JP20304793A patent/JPH06170204A/ja active Pending
- 1993-08-18 ES ES93850159T patent/ES2119882T3/es not_active Expired - Lifetime
- 1993-08-18 DE DE1993617176 patent/DE69317176T2/de not_active Expired - Fee Related
- 1993-08-18 EC ECSP930972 patent/ECSP930972A/es unknown
- 1993-08-18 EP EP19930850159 patent/EP0584052B1/en not_active Expired - Lifetime
- 1993-08-18 MX MX9305032A patent/MX9305032A/es not_active IP Right Cessation
- 1993-08-18 CN CN93116506A patent/CN1047536C/zh not_active Expired - Fee Related
- 1993-08-18 DK DK93850159T patent/DK0584052T3/da active
- 1993-08-18 AT AT93850159T patent/ATE163554T1/de not_active IP Right Cessation
- 1993-08-18 SG SG1996001673A patent/SG48790A1/en unknown
-
1998
- 1998-12-24 HK HK98115498A patent/HK1014164A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
MX9305032A (es) | 1994-05-31 |
BR9303408A (pt) | 1994-03-22 |
DE69317176D1 (de) | 1998-04-09 |
SG48790A1 (en) | 1998-05-18 |
CA2103852C (en) | 1999-01-19 |
KR940003838A (ko) | 1994-03-12 |
CN1085330A (zh) | 1994-04-13 |
AU677211B2 (en) | 1997-04-17 |
TW225482B (pt) | 1994-06-21 |
US5284174A (en) | 1994-02-08 |
AU4466193A (en) | 1994-02-24 |
HK1014164A1 (en) | 1999-09-24 |
JPH06170204A (ja) | 1994-06-21 |
CN1047536C (zh) | 1999-12-22 |
EP0584052B1 (en) | 1998-03-04 |
EP0584052A1 (en) | 1994-02-23 |
DK0584052T3 (da) | 1998-09-28 |
CA2103852A1 (en) | 1994-02-19 |
DE69317176T2 (de) | 1998-09-17 |
ES2119882T3 (es) | 1998-10-16 |
ATE163554T1 (de) | 1998-03-15 |
ECSP930972A (es) | 1994-03-29 |
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