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RU2019112084A - Осевая турбина - Google Patents

Осевая турбина Download PDF

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Publication number
RU2019112084A
RU2019112084A RU2019112084A RU2019112084A RU2019112084A RU 2019112084 A RU2019112084 A RU 2019112084A RU 2019112084 A RU2019112084 A RU 2019112084A RU 2019112084 A RU2019112084 A RU 2019112084A RU 2019112084 A RU2019112084 A RU 2019112084A
Authority
RU
Russia
Prior art keywords
turbine
silicon nitride
shell
sections
rotor
Prior art date
Application number
RU2019112084A
Other languages
English (en)
Other versions
RU2751085C2 (ru
RU2019112084A3 (ru
Inventor
Джон ГРЭЙНДЖЕР
Джефф Смит
Тристрам БРЕЙСИ
Original Assignee
Интеллиджент Пауэр Дженерейшн Лимитед
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 Интеллиджент Пауэр Дженерейшн Лимитед filed Critical Интеллиджент Пауэр Дженерейшн Лимитед
Publication of RU2019112084A publication Critical patent/RU2019112084A/ru
Publication of RU2019112084A3 publication Critical patent/RU2019112084A3/ru
Application granted granted Critical
Publication of RU2751085C2 publication Critical patent/RU2751085C2/ru

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/58—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
    • C04B35/584—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on silicon nitride
    • C04B35/591—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on silicon nitride obtained by reaction sintering
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/58—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
    • C04B35/584—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on silicon nitride
    • C04B35/593—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on silicon nitride obtained by pressure sintering
    • C04B35/5935—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on silicon nitride obtained by pressure sintering obtained by gas pressure sintering
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/03—Annular blade-carrying members having blades on the inner periphery of the annulus and extending inwardly radially, i.e. inverted rotors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
    • F01D5/284—Selection of ceramic materials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3084—Fixing blades to rotors; Blade roots ; Blade spacers the blades being made of ceramics
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/74—Physical characteristics
    • C04B2235/77—Density
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/20—Oxide or non-oxide ceramics
    • F05D2300/22—Non-oxide ceramics
    • F05D2300/228—Nitrides
    • F05D2300/2283—Nitrides of silicon

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Ceramic Products (AREA)

Claims (10)

1. Турбинный узел, содержащий:
i) осевую турбину, содержащую аксиально расположенную последовательность роторных секций, причем каждая роторная секция содержит внешнее кольцо и роторные лопатки, при этом внешние кольца роторных секций соединяются для образования вращающегося внешнего корпуса, причем роторные секции выполнены из реакционно-связанного нитрида кремния, и
ii) турбинный узел, содержащий внешнюю оболочку, обеспечивающую конструкционную опору для осевой турбины, при этом оболочка выполнена из плотного нитрида кремния (DSN);
причем роторные секции установлены на внутренней стороне внешней оболочки, и оболочка и вращающийся внешний корпус выполнены с возможностью совместного вращения.
2. Турбинный узел по п. 1, в котором осевая турбина дополнительно содержит аксиально расположенную последовательность статорных секций, причем каждая статорная секция содержит внутреннюю ступицу и статорные лопатки, при этом внутренние ступицы статорных секций соединяются для образования стационарного вала, причем статорные секции выполнены из реакционно-связанного нитрида кремния.
3. Турбинный узел по п. 2, в котором осевая турбина дополнительно содержит по меньшей мере один бандаж, содержащийся во внутренней ступице.
4. Турбинный узел по любому из пп. 1-3, в котором осевая турбина дополнительно содержит по меньшей мере один бандаж, содержащийся во внешнем кольце.
5. Турбинный узел по любому предшествующему пункту, в котором оболочка выполнена из плотного нитрида кремния (DSN) с плотностью более 96% теоретической плотности.
6. Турбинный узел по любому предшествующему пункту, в котором оболочка выполнена из материала нитрид кремния 282 или спекаемого под давлением газа нитрида кремния.
7. Система, содержащая турбинный узел по любому предшествующему пункту, компрессор, камеру сгорания и регенератор или рекуператор.
RU2019112084A 2016-09-23 2017-09-22 Осевая турбина RU2751085C2 (ru)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
GBGB1616239.8A GB201616239D0 (en) 2016-09-23 2016-09-23 Axial Turbine
GB1616239.8 2016-09-23
GB1702648.5A GB2554477A (en) 2016-09-23 2017-02-17 An axial turbine
GB1702648.5 2017-02-17
GB1709339.4A GB2554490B (en) 2016-09-23 2017-06-12 An axial turbine
GB1709339.4 2017-06-12
PCT/GB2017/052850 WO2018055403A1 (en) 2016-09-23 2017-09-22 An axial turbine

Publications (3)

Publication Number Publication Date
RU2019112084A true RU2019112084A (ru) 2020-10-23
RU2019112084A3 RU2019112084A3 (ru) 2021-01-19
RU2751085C2 RU2751085C2 (ru) 2021-07-08

Family

ID=57539887

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2019112084A RU2751085C2 (ru) 2016-09-23 2017-09-22 Осевая турбина

Country Status (7)

Country Link
US (1) US10947856B2 (ru)
EP (1) EP3516174B1 (ru)
JP (1) JP6899910B2 (ru)
CN (1) CN110249111B (ru)
GB (3) GB201616239D0 (ru)
RU (1) RU2751085C2 (ru)
WO (1) WO2018055403A1 (ru)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2572360B (en) * 2018-03-27 2020-04-08 Intelligent Power Generation Ltd An axial turbine
WO2020104834A1 (en) * 2018-11-19 2020-05-28 Kheirandish Hamidreza Combustion engine with rotating casing
CN114396314B (zh) * 2021-12-27 2024-07-09 哈尔滨工程大学 一种超音速轴流复合无叶涡轮

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Also Published As

Publication number Publication date
CN110249111A (zh) 2019-09-17
RU2751085C2 (ru) 2021-07-08
GB201616239D0 (en) 2016-11-09
GB2554490A (en) 2018-04-04
EP3516174A1 (en) 2019-07-31
EP3516174B1 (en) 2022-03-23
GB2554477A (en) 2018-04-04
JP2019529810A (ja) 2019-10-17
RU2019112084A3 (ru) 2021-01-19
GB201709339D0 (en) 2017-07-26
CN110249111B (zh) 2022-04-05
GB2554490B (en) 2019-02-20
JP6899910B2 (ja) 2021-07-07
US10947856B2 (en) 2021-03-16
GB201702648D0 (en) 2017-04-05
US20200018175A1 (en) 2020-01-16
WO2018055403A1 (en) 2018-03-29

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