CA1187295A - Dual-mode propellant charge with a trumpet-shaped channel possessing a star-shaped cross-section - Google Patents

Dual-mode propellant charge with a trumpet-shaped channel possessing a star-shaped cross-section

Info

Publication number
CA1187295A
CA1187295A CA000396282A CA396282A CA1187295A CA 1187295 A CA1187295 A CA 1187295A CA 000396282 A CA000396282 A CA 000396282A CA 396282 A CA396282 A CA 396282A CA 1187295 A CA1187295 A CA 1187295A
Authority
CA
Canada
Prior art keywords
propellant
channel
star
zone
charge
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA000396282A
Other languages
English (en)
French (fr)
Inventor
Francis Dalet
Bernard Ducourneau
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Societe Nationale des Poudres et Explosifs
Original Assignee
Societe Nationale des Poudres et Explosifs
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 Societe Nationale des Poudres et Explosifs filed Critical Societe Nationale des Poudres et Explosifs
Application granted granted Critical
Publication of CA1187295A publication Critical patent/CA1187295A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02K—JET-PROPULSION PLANTS
    • F02K9/00—Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof
    • F02K9/08—Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof using solid propellants
    • F02K9/10—Shape or structure of solid propellant charges
    • F02K9/18—Shape or structure of solid propellant charges of the internal-burning type having a star or like shaped internal cavity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2200/00—Mathematical features
    • F05D2200/30—Mathematical features miscellaneous
    • F05D2200/32—Mathematical features miscellaneous even

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
  • Cosmetics (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
CA000396282A 1981-02-17 1982-02-15 Dual-mode propellant charge with a trumpet-shaped channel possessing a star-shaped cross-section Expired CA1187295A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR81.03048 1981-02-17
FR8103048A FR2500149B1 (fr) 1981-02-17 1981-02-17 Chargement propulsif biregime a canal en trompette comportant une section en etoile

Publications (1)

Publication Number Publication Date
CA1187295A true CA1187295A (en) 1985-05-21

Family

ID=9255275

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000396282A Expired CA1187295A (en) 1981-02-17 1982-02-15 Dual-mode propellant charge with a trumpet-shaped channel possessing a star-shaped cross-section

Country Status (7)

Country Link
US (1) US4466352A (OSRAM)
EP (1) EP0059142B1 (OSRAM)
JP (1) JPS57153946A (OSRAM)
BR (1) BR8200828A (OSRAM)
CA (1) CA1187295A (OSRAM)
DE (1) DE3279670D1 (OSRAM)
FR (1) FR2500149B1 (OSRAM)

Families Citing this family (28)

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EP0192670A1 (en) * 1984-08-08 1986-09-03 The Commonwealth Of Australia Macrogranular gun propellant charge
DE3562408D1 (en) * 1984-12-06 1988-06-01 Oerlikon Buehrle Ag A propellant configuration for a solid propellant rocket motor
USH203H (en) 1985-01-28 1987-02-03 The United States Of America As Represented By The Secretary Of The Army Integral rocket motor-warhead
US4696233A (en) * 1986-01-31 1987-09-29 Morton Thiokol, Inc. High propellant mass fraction highly stress relieved end-burning grain structure
US4722280A (en) * 1986-11-19 1988-02-02 Sri International Molded low density controlled pressure solid explosive material and method of making same
US4807529A (en) * 1987-11-06 1989-02-28 Ford Aerospace & Communications Corporation Hot gas control system
FR2679992B1 (fr) * 1991-08-01 1993-09-24 Poudres & Explosifs Ste Nale Brins de poudre propulsive multiperfores et divises, appareillage de fabrication et son utilisation.
US5385099A (en) * 1993-03-15 1995-01-31 United Technologies Corporation Stress relief system for slotted propellant motors
US5623115A (en) * 1995-05-30 1997-04-22 Morton International, Inc. Inflator for a vehicle airbag system and a pyrogen igniter used therein
US5821449A (en) * 1995-09-28 1998-10-13 Alliant Techsystems Inc. Propellant grain geometry for controlling ullage and increasing flame permeability
FR2764645B1 (fr) * 1997-06-16 1999-08-20 Aerospatiale Chargement de propergol solide pour propulseur et propulseur muni d'un tel chargement
US6053110A (en) * 1998-01-16 2000-04-25 Autoliv Asp, Inc. Airbag generant wafer design with I-beam construction
RU2152529C1 (ru) * 1999-03-29 2000-07-10 Государственное унитарное предприятие Государственное научно-производственное предприятие "Сплав" Ракетный двигатель твердого топлива
RU2150599C1 (ru) * 1999-10-14 2000-06-10 Федеральное государственное унитарное предприятие Пермский завод им. С.М. Кирова Заряд ракетного твердого топлива
RU2178092C2 (ru) * 1999-11-01 2002-01-10 Государственное унитарное предприятие "Научно-исследовательский институт полимерных материалов" Заряд твердого топлива для ракетного двигателя
US6281471B1 (en) 1999-12-28 2001-08-28 Gsi Lumonics, Inc. Energy-efficient, laser-based method and system for processing target material
US8217304B2 (en) 2001-03-29 2012-07-10 Gsi Group Corporation Methods and systems for thermal-based laser processing a multi-material device
US7671295B2 (en) 2000-01-10 2010-03-02 Electro Scientific Industries, Inc. Processing a memory link with a set of at least two laser pulses
RU2168648C1 (ru) * 2000-03-03 2001-06-10 Федеральное государственное унитарное предприятие "Пермский завод имени С.М. Кирова" Ракетный двигатель баллиститного твердого топлива
RU2196916C1 (ru) * 2001-07-18 2003-01-20 Федеральное государственное унитарное предприятие "Научно-исследовательский институт полимерных материалов" Заряд твердого ракетного топлива
US7563695B2 (en) 2002-03-27 2009-07-21 Gsi Group Corporation Method and system for high-speed precise laser trimming and scan lens for use therein
RU2221158C1 (ru) * 2003-02-03 2004-01-10 Федеральное государственное унитарное предприятие "Пермский завод им. С.М. Кирова" Заряд ракетного твердого топлива
US20050115439A1 (en) * 2003-12-02 2005-06-02 Abel Stephen G. Multiple pulse segmented gas generator
US7896990B1 (en) 2004-02-20 2011-03-01 The United States Of America As Represented By The Secretary Of The Navy Burn rate nanotube modifiers
RU2274757C1 (ru) * 2004-11-09 2006-04-20 Федеральное государственное унитарное предприятие "Научно-исследовательский институт полимерных материалов" Заряд ракетного двигателя
RU2298110C2 (ru) * 2005-05-03 2007-04-27 ОАО "ФНПЦ "Станкомаш" Ракетный двигатель твердого топлива
US8181444B2 (en) * 2008-09-29 2012-05-22 Raytheon Company Solid propellant rocket motor with notched annular fuel
RU2716122C1 (ru) * 2019-06-17 2020-03-05 Российская Федерация, от имени которой выступает Министерство обороны Российской Федерации Заряд твердого топлива

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB189417994A (en) * 1894-09-21 1895-07-27 Hiram Stevens Maxim Improvements relating to Smokeless Explosives.
US3099963A (en) * 1950-12-11 1963-08-06 Dobrin Saxe Outward burning neutral granulation for cast propellants
US3069844A (en) * 1958-06-02 1962-12-25 Phillips Petroleum Co Ignition of solid rocket propellants
US3703080A (en) * 1959-06-02 1972-11-21 Exxon Research Engineering Co Hybrid rocket propellant using polymeric sponge and liquid oxidizer
US3157025A (en) * 1959-06-10 1964-11-17 Phillips Petroleum Co Rocket motor and solid propellant charge
US3260045A (en) * 1962-01-30 1966-07-12 Propelling charge for solid-fuel rockets
US3196735A (en) * 1962-06-12 1965-07-27 John E Baldwin Method of casting a foam-cored rocket propellant grain
DE1224097B (de) * 1964-09-02 1966-09-01 Nitrochemie G M B H Raketen-Treibsatzkoerper
GB1108382A (en) * 1964-12-10 1968-04-03 Westinghouse Electric Corp Self-propelled projectile
FR1483473A (fr) * 1965-06-16 1967-06-02 Dynamit Nobel Ag Charge solide à combustion interne pour moteurs de fusées
FR1483472A (fr) * 1965-06-16 1967-06-02 Dynamit Nobel Ag Charge propulsive solide à combustion interne pour moteurs de fusées
US3691955A (en) * 1967-11-06 1972-09-19 North American Rockwell Stress relieved grains
US3745199A (en) * 1968-12-23 1973-07-10 Us Army Method of making an improved case-bonded end-burning propellant grain with restricted stress-relief ports
SE340417B (OSRAM) * 1969-06-06 1971-11-15 Bofors Ab
US3918365A (en) * 1971-09-20 1975-11-11 Republic Of France New and useful improvements in propergols or propellants
GB1394401A (en) * 1972-01-28 1975-05-14 Bayern Chemie Gmbh Flugchemie Solid-fuel rocket propulsion unit
US3933098A (en) * 1972-09-26 1976-01-20 Societe Nationale Des Poudres Et Explosifs Solid cylindrical centripetally burning propellant with four convex arced lobes
US4015427A (en) * 1975-11-12 1977-04-05 The United States Of America As Represented By The Secretary Of The Air Force Fuel grain for spherical boost-sustain rocket motor

Also Published As

Publication number Publication date
JPH0263103B2 (OSRAM) 1990-12-27
FR2500149B1 (fr) 1985-12-06
BR8200828A (pt) 1982-12-28
US4466352A (en) 1984-08-21
DE3279670D1 (en) 1989-06-08
EP0059142A1 (fr) 1982-09-01
JPS57153946A (en) 1982-09-22
FR2500149A1 (fr) 1982-08-20
EP0059142B1 (fr) 1989-05-03

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