CN112745141B - Method for manufacturing high-temperature gas circulator - Google Patents

Method for manufacturing high-temperature gas circulator Download PDF

Info

Publication number
CN112745141B
CN112745141B CN202011623224.XA CN202011623224A CN112745141B CN 112745141 B CN112745141 B CN 112745141B CN 202011623224 A CN202011623224 A CN 202011623224A CN 112745141 B CN112745141 B CN 112745141B
Authority
CN
China
Prior art keywords
temperature
heating
lock sleeve
gas circulator
main shaft
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.)
Active
Application number
CN202011623224.XA
Other languages
Chinese (zh)
Other versions
CN112745141A (en
Inventor
郭建军
刘二良
郭建明
杨艳文
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.)
QINGDAO GAOTAI NEW MATERIALS CO Ltd
Original Assignee
QINGDAO GAOTAI NEW MATERIALS CO Ltd
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 QINGDAO GAOTAI NEW MATERIALS CO Ltd filed Critical QINGDAO GAOTAI NEW MATERIALS CO Ltd
Priority to CN202011623224.XA priority Critical patent/CN112745141B/en
Publication of CN112745141A publication Critical patent/CN112745141A/en
Application granted granted Critical
Publication of CN112745141B publication Critical patent/CN112745141B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only 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
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/71—Ceramic products containing macroscopic reinforcing agents
    • C04B35/78—Ceramic products containing macroscopic reinforcing agents containing non-metallic materials
    • C04B35/80—Fibres, filaments, whiskers, platelets, or the like
    • C04B35/83—Carbon fibres in a carbon matrix
    • 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
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/0072—Heat treatment
    • 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
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Composite Materials (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Ceramic Products (AREA)
  • Chemical Vapour Deposition (AREA)

Abstract

The invention belongs to the technical field of carbon fiber composite materials and heat treatment, and provides a manufacturing method of a high-temperature carbon gas circulator, aiming at the problems that impurities can be introduced into a fan made of a metal material in the conventional high-temperature furnace and the fan made of graphite is difficult to manufacture: carrying out vacuum high-temperature treatment on the carbon fiber composite plate and the bar; manufacturing a blade, a main shaft, a lock sleeve and a screw in a machining mode; the two blades are mutually crossed into a cross shape and are inserted into a female groove of a main shaft, a lock sleeve is arranged in a first sub-groove of the blade, and the lock sleeve and the main shaft are fixed by screws to manufacture the high-temperature gas circulator; depositing carbon on the assembled high-temperature gas circulator by a vapor deposition method; and carrying out vacuum high-temperature treatment on the high-temperature gas circulator subjected to the vapor deposition again. The gas circulator of the invention has simple manufacturing method, stable structure and pure product under the condition of high temperature.

Description

Method for manufacturing high-temperature gas circulator
Technical Field
The invention belongs to the technical field of carbon fiber composite materials and the technical field of heat treatment, and particularly relates to a manufacturing method of a high-temperature gas circulator.
Background
In the prior high-temperature industries, such as vapor deposition, heat treatment, purification and the like, all materials in a furnace cavity are required to be higher and higher due to higher and higher product requirements, and the gas fluidity in the furnace cavity has a great relationship with the product quality and the production efficiency. The Chinese patent with application number of CN201711456443.1 discloses a box-type multipurpose furnace for metal heat treatment, wherein liquid carbon sources are atomized and then premixed with nitrogen according to a certain proportion, so that the uniformity of a carbon-nitrogen atmosphere is ensured, and the air inlet pipe and a fan are integrated to enable mixed air flow to be more uniformly distributed in a heating chamber, so that the phenomenon of carbon deposition in the furnace caused by over-concentrated distribution of the liquid carbon sources is prevented or reduced. However, the problem of the material of the fan is not solved. High-temperature resistant metal can introduce impurities to the product, and the price is high; graphite is resistant to high temperatures, but is brittle and difficult to fabricate into fans.
Disclosure of Invention
Aiming at the problems that impurities can be introduced into a fan made of metal materials in the conventional high-temperature furnace, and the difficulty in manufacturing the fan by using graphite is high, the invention provides the manufacturing method of the high-temperature gas circulator, which is manufactured by using carbon fiber composite materials and adopting an interlocking structure, and has the advantages of high hardness, high structure temperature and pure product under the high-temperature condition.
The invention is realized by the following technical scheme:
a method for manufacturing a high-temperature gas circulator comprises the following steps:
(1) carrying out vacuum high-temperature treatment on carbon fiber composite plates and bars with the carbon content of more than or equal to 95% and the density of 1.3g/cm3-1.6g/cm3 to form materials with high carbon purity and difficult deformation; the high-temperature treatment comprises the following steps: setting a heating curve when the vacuum is below 10Pa, heating to 1000-plus-1100 ℃ within 6h, then heating to 1550-plus-1650 ℃ within 6h, heating to 2150-plus-2250 ℃ within 7h, keeping the temperature for 3-10 h, automatically cooling to below 60 ℃, and taking out;
(2) the method is characterized in that the plate and the bar processed in the steps are machined to manufacture blades, a main shaft, a lock sleeve and screws, and specifically comprises the following steps:
processing the carbon fiber composite flat plate material into a plate with uniform thickness, processing the plate into a strip-shaped material, and respectively forming a first subslot and a second subslot on the upper side and the lower side of the middle position of the strip-shaped material to be used as blades;
manufacturing a main shaft, a lock sleeve and a screw by using a carbon fiber composite bar; the manufacturing method of the main shaft comprises the steps of forming a female groove corresponding to the second sub-groove in one end of the carbon fiber composite bar, and forming a threaded hole in the side face of the female groove; the lock sleeve is cylindrical, the diameter of the lock sleeve is matched with the width of the first subslot of the blade, the bottom of the lock sleeve is provided with a cross-shaped groove, and the side surface of the lock sleeve is provided with a threaded hole;
(3) the two blades are mutually crossed into a cross shape and are inserted into a female slot of a main shaft, a lock sleeve is arranged in a first sub-slot of each blade, and the lock sleeve and the main shaft are fixed by screws to manufacture the high-temperature gas circulator;
(4) depositing carbon on the assembled high-temperature gas circulator by a vapor deposition method to form a compact, light, high-temperature-resistant and high-strength high-temperature gas circulator; vapor deposition treatment: setting a temperature rise curve when the vacuum degree is below 100Pa,the temperature is raised to 280-320 ℃ within 2h, to 880-920 ℃ within 6h, and to 1000-1050 ℃ within 1.5h, the temperature is kept for 3 h, then nitrogen and carbon source gases are introduced, the gas flow of each gas is 0-30m3Keeping the ventilation time at 0-1000 hours per hour, cutting off the power and cooling after the ventilation is finished, automatically cooling to below 60 ℃, and taking out the air to obtain the product;
(5) and (3) carrying out vacuum high-temperature treatment on the high-temperature gas circulator after the vapor deposition, wherein the vacuum high-temperature treatment step is the same as the step (1) of vacuum high-temperature treatment.
Further, the step (1) of vacuum high-temperature treatment comprises the following steps: and (3) vacuumizing to below 10Pa, setting a heating curve, heating to 1050 ℃ within 6h, then heating to 1600 ℃ within 6h, heating to 2200 ℃ within 7h, keeping the temperature at 2200 ℃ for 3-10 h, automatically cooling to below 60 ℃, and taking out.
Further, the treatment step of vapor deposition in the step (4): setting a heating curve when the vacuum degree is below 100Pa, heating to 300 ℃ in 2h, heating to 900 ℃ in 6h, heating to 1020 ℃ in 1.5h, keeping the temperature at 1020 ℃ for 3 h, and introducing nitrogen and carbon source gas.
Further, the step (4) is a vapor deposition treatment step: the carbon source gas used is any one of propane, propylene or natural gas.
Further, the step (4) is a vapor deposition treatment step: the gas flow rate of each gas is 10-20m3The aeration holding time is 100-500 hours per hour.
The invention has the following beneficial effects:
the carbon fiber composite material is firstly subjected to vacuum high-temperature treatment at the temperature of more than 2000 ℃, so that the purity of the product is improved, and the deformation caused by overhigh temperature in use is prevented. The invention adopts the carbon-carbon material interlocking structure to be combined into the gas circulator, has good structural stability, and can avoid using expensive high-temperature resistant metal connecting pieces to introduce impurities into the carbon-carbon material. Carry out vapor deposition after the gas flow ware assembles, make carbon strip surface compacter, prevent that other material from getting into carbon material and influencing its life, on the other hand can let intercrossing carbon material link together more closely, make its structure firmer. The vacuum high-temperature treatment at the temperature of more than 2000 ℃ is carried out again, so that the purity of the product can be further improved.
Drawings
FIG. 1 is a schematic view of a blade according to embodiment 1;
FIG. 2 is a schematic structural view of a spindle according to embodiment 1;
FIG. 3 is a plan view of the spindle of embodiment 1.
In the above figures: 1. a blade; 11. a first subslot; 12. a second subslot; 2. a main shaft; 21. a mother tank; 22. a threaded bore.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments and the accompanying drawings.
Example 1
A method for manufacturing a high-temperature gas circulator comprises the following steps:
(1) the carbon content is 95 percent, and the density is 1.3g/cm3The carbon fiber composite board and the bar are subjected to vacuum high-temperature treatment to form a material with high carbon purity and difficult deformation; the high-temperature treatment steps are as follows: and (3) vacuumizing to below 10Pa, setting a heating curve, heating to 1050 ℃ within 6h, heating to 1600 ℃ within 6h, heating to 2200 ℃ within 7h, keeping the temperature at 2200 ℃ for 7h, automatically cooling to below 60 ℃, and taking out.
(2) The method is characterized in that the plate and the bar processed in the steps are machined to manufacture blades, a main shaft, a lock sleeve and screws, and specifically comprises the following steps:
processing a carbon fiber composite flat plate material into a plate material with uniform thickness, processing the plate material into a strip-shaped material, and respectively forming a first subslot 11 and a second subslot 12 at the upper side and the lower side of the middle position of the strip-shaped material as a blade 1, as shown in fig. 1;
manufacturing a main shaft 2, a lock sleeve and a screw by using a carbon fiber composite bar; the manufacturing method of the main shaft 2 is that one end of the carbon fiber composite bar is provided with a female groove 21 corresponding to the second sub-groove, the side surface is provided with a threaded hole 22, and the other end of the carbon fiber composite bar is matched with an output shaft of a motor, as shown in fig. 2-3;
the lock sleeve is cylindrical, the diameter of the lock sleeve is matched with the width of the first subslot of the blade, a cross-shaped groove is formed in the middle of the lock sleeve, and a threaded hole is formed in the side face of the lock sleeve;
(3) the two blades are mutually crossed into a cross shape and inserted into a female groove of a main shaft, a lock sleeve is arranged in a first sub-groove of each blade, a threaded hole in the main shaft corresponds to a threaded hole in the lock sleeve in position, the lock sleeve and the main shaft are fixed by screws, and the blades are tightly fixed between the main shaft and the lock sleeve to manufacture a high-temperature gas circulator;
(4) depositing carbon on the assembled gas circulator by a vapor deposition method to form a compact, lightweight, high-temperature-resistant and high-strength high-temperature gas circulator; the vapor deposition comprises the following processing steps: setting a heating curve when the vacuum degree is below 100Pa, heating to 300 ℃ in 2h, heating to 900 ℃ in 6h, heating to 1020 ℃ in 1.5h, keeping the temperature at 1020 ℃ for 3 h, and then introducing nitrogen and propane; the gas flow rate of each gas was 10m3Keeping the ventilation time at 400 hours per hour, cutting off the power and cooling after the ventilation is finished, automatically cooling to below 60 ℃, and taking out the product.
(5) And (3) carrying out vacuum high-temperature treatment on the gas circulator after the vapor deposition is finished, wherein the vacuum high-temperature treatment is the same as the step of the vacuum high-temperature treatment in the step (1).
Example 2
A method for manufacturing a high-temperature gas circulator comprises the following steps:
(1) the carbon content is more than or equal to 98 percent and the density is 1.6g/cm3The carbon fiber composite board and the bar are subjected to vacuum high-temperature treatment to form a material with high carbon purity and difficult deformation; the high-temperature treatment steps are as follows: and (3) vacuumizing to below 10Pa, setting a heating curve, heating to 1000 ℃ in 6h, then heating to 1550 ℃ in 6h, heating to 2150 ℃ in 7h, keeping the temperature at 2150 ℃ for 3 h, automatically cooling to below 60 ℃, and taking out the product.
(2) The method is characterized in that the plate and the bar processed in the steps are machined to manufacture blades, a main shaft, a lock sleeve and screws, and specifically comprises the following steps:
processing the carbon fiber composite flat plate material into a plate with uniform thickness, processing the plate into a strip-shaped material, and respectively forming a first subslot and a second subslot on the upper side and the lower side of the middle position of the strip-shaped material to be used as blades;
manufacturing a main shaft, a lock sleeve and a screw by using a carbon fiber composite bar; the manufacturing method of the main shaft comprises the steps that a female groove corresponding to the second sub-groove is formed in one end of the carbon fiber composite bar, a threaded hole is formed in the side face of the female groove, and the other end of the female groove is matched with an output shaft of the motor;
the lock sleeve is cylindrical, the diameter of the lock sleeve is matched with the width of the first subslot of the blade, a cross-shaped groove is formed in the middle of the lock sleeve, and a threaded hole is formed in the side face of the lock sleeve;
(3) the two blades are mutually crossed into a cross shape and are inserted into a female groove of a main shaft, a lock sleeve is arranged in a first sub-groove of each blade, a threaded hole in the main shaft corresponds to a threaded hole in the lock sleeve in position, the lock sleeve and the main shaft are fixed by screws, the blades are tightly fixed between the main shaft and the lock sleeve, and the high-temperature gas circulator is manufactured, and the structure of the high-temperature gas circulator refers to embodiment 1;
(4) depositing carbon on the assembled gas circulator by a vapor deposition method to form a compact, light, high-temperature-resistant and high-strength high-temperature gas circulator; vapor deposition treatment: setting a heating curve when the vacuum degree is below 100Pa, heating to 280 deg.C for 2h, heating to 880 deg.C for 6h, heating to 1000 deg.C for 1.5h, keeping the temperature for 3 h, introducing nitrogen and propylene, wherein the gas flow rate of each gas is 20m3Keeping the ventilation time at 600 hours per hour, cutting off the power and cooling after the ventilation is finished, automatically cooling to below 60 ℃, and taking out the product.
(5) And (3) carrying out vacuum high-temperature treatment on the gas circulator after the vapor deposition is finished, wherein the vacuum high-temperature treatment is the same as the step of the vacuum high-temperature treatment in the step (1).
Example 3
A method for manufacturing a high-temperature gas circulator comprises the following steps:
(1) the carbon content is more than or equal to 98 percent and the density is 1.8g/cm3The carbon fiber composite board and the bar are subjected to vacuum high-temperature treatment to form a material with high carbon purity and difficult deformation; the high-temperature treatment steps are as follows: trueAnd (3) setting a heating curve when the air pressure is below 10Pa, heating to 1100 ℃ in 6h, then heating to 1650 ℃ in 6h, heating to 2250 ℃ in 7h, keeping the temperature at 2250 ℃ for 10 h, automatically cooling to below 60 ℃, and taking out to obtain the product.
(2) The method is characterized in that the plate and the bar processed in the steps are machined to manufacture blades, a main shaft, a lock sleeve and screws, and specifically comprises the following steps:
processing the carbon fiber composite flat plate material into a plate with uniform thickness, processing the plate into a strip-shaped material, and respectively forming a first subslot and a second subslot on the upper side and the lower side of the middle position of the strip-shaped material to be used as blades;
manufacturing a main shaft, a lock sleeve and a screw by using a carbon fiber composite bar; the manufacturing method of the main shaft comprises the steps that a female groove corresponding to the second sub-groove is formed in one end of the carbon fiber composite bar, a threaded hole is formed in the side face of the female groove, and the other end of the female groove is matched with an output shaft of the motor;
the lock sleeve is cylindrical, the diameter of the lock sleeve is matched with the width of the first subslot of the blade, a cross-shaped groove is formed in the middle of the lock sleeve, and a threaded hole is formed in the side face of the lock sleeve;
(3) the two blades are mutually crossed into a cross shape and are inserted into a female groove of a main shaft, a lock sleeve is arranged in a first sub-groove of each blade, a threaded hole in the main shaft corresponds to a threaded hole in the lock sleeve in position, the lock sleeve and the main shaft are fixed by screws, the blades are tightly fixed between the main shaft and the lock sleeve, and the high-temperature gas circulator is manufactured, and the structure of the high-temperature gas circulator refers to embodiment 1;
(4) depositing carbon on the assembled gas circulator by a vapor deposition method to form a compact, light, high-temperature-resistant and high-strength high-temperature gas circulator; vapor deposition treatment: setting a heating curve when the vacuum degree is below 100Pa, heating to 320 ℃ in 2h, heating to 920 ℃ in 6h, heating to 1050 ℃ in 1.5h, keeping the temperature for 3 h, introducing nitrogen and natural gas, wherein the gas flow rate of each gas is 30m3Keeping the ventilation time at 900 hours per hour, cutting off the power and cooling after the ventilation is finished, automatically cooling to below 60 ℃, and taking out the product.
(5) And (3) carrying out vacuum high-temperature treatment on the gas circulator after the vapor deposition is finished, wherein the vacuum high-temperature treatment is the same as the step of the vacuum high-temperature treatment in the step (1).
The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solution of the present invention by those skilled in the art should fall within the protection scope defined by the claims of the present invention without departing from the spirit of the present invention.

Claims (5)

1. The manufacturing method of the high-temperature gas circulator is characterized by comprising the following steps of:
(1) the density is 1.3g/cm when the carbon content is more than or equal to 95 percent3-1.6g/cm3The carbon fiber composite board and the bar are subjected to vacuum high-temperature treatment to form a material with high carbon purity and difficult deformation; the high-temperature treatment steps are as follows: setting a heating curve when the vacuum is below 10Pa, heating to 1000-1100 ℃ within 6h, then heating to 1550-1650 ℃ within 6h, heating to 2150-2250 ℃ within 7h, keeping the temperature for 3-10 h, automatically cooling to below 60 ℃ and taking out for later use;
(2) the method is characterized in that the plate and the bar processed in the steps are machined to manufacture blades, a main shaft, a lock sleeve and screws, and specifically comprises the following steps:
processing the plate processed in the step into a plate with uniform thickness, processing the plate into a strip-shaped material, and respectively forming a first subslot and a second subslot on the upper side and the lower side of the middle position of the strip-shaped material to be used as blades;
manufacturing a main shaft, a lock sleeve and a screw by using a carbon fiber composite bar; the manufacturing method of the main shaft comprises the steps of forming a female groove corresponding to the second sub-groove in one end of the carbon fiber composite bar, and forming a threaded hole in the side face of the female groove; the lock sleeve is cylindrical, the diameter of the lock sleeve is matched with the width of the first subslot of the blade, the bottom of the lock sleeve is provided with a cross-shaped groove, and the side surface of the lock sleeve is provided with a threaded hole;
(3) the two blades are mutually crossed into a cross shape and are inserted into a female groove of a main shaft, a lock sleeve is arranged in a first sub-groove of the blade, and the lock sleeve and the main shaft are fixed by screws to manufacture the high-temperature gas circulator;
(4) depositing carbon by a high-temperature gas circulator through a vapor deposition method to form a compact, light, high-temperature-resistant and high-strength high-temperature gas circulator; vapor deposition treatment: setting a heating curve when the vacuum degree is below 100Pa, heating to 280-320 ℃ in 2h, heating to 880-920 ℃ in 6h, heating to 1000-1050 ℃ in 1.5h, keeping the temperature for 3 h, and introducing nitrogen and carbon source gas, wherein the gas flow of each gas is 10-30m3Keeping the ventilation for 400-1000 hours per hour, cutting off the power and cooling after the ventilation is finished, automatically cooling to below 60 ℃, and taking out the air to obtain the product;
(5) and (3) carrying out vacuum high-temperature treatment again on the compact, light-weight, high-temperature-resistant and high-strength high-temperature gas circulator, wherein the vacuum high-temperature treatment step is the same as the step of the vacuum high-temperature treatment in the step (1).
2. A method for manufacturing a high temperature gas circulator as claimed in claim 1, wherein the step (1) of performing vacuum high temperature treatment comprises: and (3) vacuumizing to below 10Pa, setting a heating curve, heating to 1050 ℃ within 6h, then heating to 1600 ℃ within 6h, heating to 2200 ℃ within 7h, keeping the temperature at 2200 ℃ for 3-10 h, automatically cooling to below 60 ℃, and taking out.
3. A method for manufacturing a high temperature gas circulator as claimed in claim 1, wherein the step (4) of processing the gas phase deposition comprises: setting a heating curve when the vacuum degree is below 100Pa, heating to 300 ℃ in 2h, heating to 900 ℃ in 6h, heating to 1020 ℃ in 1.5h, keeping the temperature at 1020 ℃ for 3 h, and introducing nitrogen and carbon source gas.
4. The method for manufacturing a high-temperature gas circulator as claimed in claim 1, wherein the step (4) of vapor deposition includes: the carbon source gas used is any one of propane, propylene or natural gas.
5. A method of manufacturing a high temperature gas circulator as claimed in claim 1The method is characterized in that the step (4) is a vapor deposition treatment step: the gas flow rate of each gas is 10-20m3The aeration holding time is 400-500 hours per hour.
CN202011623224.XA 2020-12-30 2020-12-30 Method for manufacturing high-temperature gas circulator Active CN112745141B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011623224.XA CN112745141B (en) 2020-12-30 2020-12-30 Method for manufacturing high-temperature gas circulator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011623224.XA CN112745141B (en) 2020-12-30 2020-12-30 Method for manufacturing high-temperature gas circulator

Publications (2)

Publication Number Publication Date
CN112745141A CN112745141A (en) 2021-05-04
CN112745141B true CN112745141B (en) 2022-07-01

Family

ID=75650352

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011623224.XA Active CN112745141B (en) 2020-12-30 2020-12-30 Method for manufacturing high-temperature gas circulator

Country Status (1)

Country Link
CN (1) CN112745141B (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4354804A (en) * 1979-11-30 1982-10-19 Williams Research Corporation Composite turbine wheel, method of manufacture and fixture therefor
CN101033137A (en) * 2007-02-06 2007-09-12 西北工业大学 Method of preparing carbon/carbon-silicon carbide ceramics base composite material
CN102964145A (en) * 2012-12-04 2013-03-13 西北工业大学 Method for preparing coating reinforced C/SiC composite material
CN104003748A (en) * 2014-05-19 2014-08-27 西安航空制动科技有限公司 Preparation method of overall-carbon fiber reinforced composite material fan blade
CN104496508A (en) * 2014-12-01 2015-04-08 西安交通大学 Method for manufacturing SiC ceramic-based turbine blade based on photocurable 3D printing
CN111574237A (en) * 2020-05-22 2020-08-25 中南大学 Oversized carbon/carbon composite material sheet and equipment for preparing same
CN111635242A (en) * 2020-06-09 2020-09-08 中南大学 Rapid preparation method and application of high-density revolving body carbon/carbon composite material

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4354804A (en) * 1979-11-30 1982-10-19 Williams Research Corporation Composite turbine wheel, method of manufacture and fixture therefor
CN101033137A (en) * 2007-02-06 2007-09-12 西北工业大学 Method of preparing carbon/carbon-silicon carbide ceramics base composite material
CN102964145A (en) * 2012-12-04 2013-03-13 西北工业大学 Method for preparing coating reinforced C/SiC composite material
CN104003748A (en) * 2014-05-19 2014-08-27 西安航空制动科技有限公司 Preparation method of overall-carbon fiber reinforced composite material fan blade
CN104496508A (en) * 2014-12-01 2015-04-08 西安交通大学 Method for manufacturing SiC ceramic-based turbine blade based on photocurable 3D printing
CN111574237A (en) * 2020-05-22 2020-08-25 中南大学 Oversized carbon/carbon composite material sheet and equipment for preparing same
CN111635242A (en) * 2020-06-09 2020-09-08 中南大学 Rapid preparation method and application of high-density revolving body carbon/carbon composite material

Also Published As

Publication number Publication date
CN112745141A (en) 2021-05-04

Similar Documents

Publication Publication Date Title
CN102449185B (en) Method for carburizing tantalum member, and tantalum member
CN110557936B (en) Diamond microchannel Cu-based CVD diamond heat-sink sheet and preparation method thereof
CN112745141B (en) Method for manufacturing high-temperature gas circulator
CN112479731A (en) Preparation method of carbon fiber sewing hardening heat-insulation material
CN111039663B (en) Sintering method of alumina ceramic
CN104495817A (en) Method for purifying graphite product
CN108129155B (en) Composite structure carbon-carbon heat-preservation cylinder and preparation method thereof
CN113005517B (en) Treatment method for reducing internal stress of single crystal diamond
CN108625185A (en) Energy-efficient solidification carbon felt of one kind and preparation method thereof
CN112624784B (en) Manufacturing method of carbon charging frame
CN112592196B (en) Method for manufacturing multilayer high-temperature carbon charging frame
TWM615207U (en) Liquid ammonia production system based on thermal pyrolysis of ammonium sulfate
CN100569986C (en) Tissue adjustment and degassing process of electrolytic nickel plate
CN204661823U (en) Cvd diamond coating apparatus
TWI769785B (en) Liquid ammonia preparing system of pyrolysis of ammonium sulfate
JPH0672004B2 (en) Manufacturing method of pyrolytic carbon coated graphite products
CN110562971A (en) Preparation method of ultrathin high-thermal-conductivity graphite film
CN104723040B (en) Method for machining groove or blind hole in surface of tungsten plate
CN104230365A (en) Preparation method of carbon fiber hard thermal insulation material for large-size monocrystalline silicon furnace
CN109627003A (en) The method for preparing novel glass carbon material with furfural furfuryl alcohol modified resin
CN213475433U (en) Potassium nitrate production system
CN103668111A (en) Method and device for depositing diamond film in micropore wire-drawing die inner hole
CN220047125U (en) Energy-saving electronic grade high-purity carbon dioxide production system
CN202323015U (en) Three-material column vapor deposition furnace
AU2021102933A4 (en) System for purifying trichlorosilane by quadruple-effect coupled rectification and processing method thereof

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant