CN112964538A - High-flux preparation method of material - Google Patents
High-flux preparation method of material Download PDFInfo
- Publication number
- CN112964538A CN112964538A CN202110296196.3A CN202110296196A CN112964538A CN 112964538 A CN112964538 A CN 112964538A CN 202110296196 A CN202110296196 A CN 202110296196A CN 112964538 A CN112964538 A CN 112964538A
- Authority
- CN
- China
- Prior art keywords
- wall
- temperature
- thermocouple
- temperature thermocouple
- material sample
- 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.)
- Pending
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/42—Low-temperature sample treatment, e.g. cryofixation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/44—Sample treatment involving radiation, e.g. heat
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a high-flux preparation method of a material, which comprises the steps of heating a test piece, carrying out heat preservation treatment, then adopting a mode of cooling one end of the test piece to realize the gradient cooling effect of the test piece, and preparing a material aggregate with different microstructures and performances in a high-flux manner; meanwhile, a device for high-throughput preparation of the material and a new application of the high-throughput preparation method in characterization of the microstructure and the mechanical property of the material are provided.
Description
Technical Field
The invention belongs to the technical field of material preparation equipment, and particularly relates to a high-flux preparation method of a material.
Background
The cooling rate of materials such as metal materials, ceramic materials and the like in the heat treatment process directly influences the microstructure of the materials and finally influences the mechanical properties of the materials; therefore, the research on the cooling rate in the heat treatment process of the metal material is crucial to optimizing the heat treatment process and improving the mechanical property of the material.
The current method for measuring the influence of different cooling rates on the structure and the performance of a material mainly comprises the following steps: preparing samples under different cooling rates aiming at the same multiple samples, and respectively detecting the tissues and the performances of the samples; although the method can realize the detection of the influence of different cooling rates on the material structure performance, the scheme is limited by various factors in the actual detection process, and only a single variable of the cooling rate cannot be ensured, so that the accuracy of the detection result cannot be ensured; meanwhile, the method needs more materials, and has long preparation and detection time, so that the cost and the like of the method are high.
At present, the cooling mode in the heat treatment process of the material comprises the following steps: the sample is directly put into a cooling medium for cooling in various cooling modes such as water quenching, oil quenching, cooling in air and the like, and the cooling rate is single or difficult to control; therefore, the application provides a preparation method and a device of the high-flux material and application thereof by utilizing a high-flux technology.
Disclosure of Invention
The present invention is directed to a method for high throughput preparation of materials to solve the problems set forth in the background above.
In order to solve the technical problems, the invention provides the following technical scheme: a high-flux preparation method of a material comprises the steps of heating a material test piece, preserving heat, cooling one end of the test piece, and preserving heat on other surfaces of the material;
the material is applicable to materials sensitive to cooling speed.
A high-flux material preparation device comprises a material sample, a thermocouple, heat preservation cotton, a temperature measurement sensor, an induction heating coil, an induction heating transformer, an induction coil power supply, a furnace body, a temperature display instrument, a computer, a circulating water tank, a circulating water pump and an adjusting assembly, wherein the thermocouple is fixedly installed on the outer wall of the top end of the material sample, the heat preservation cotton is fixedly sleeved on the outer wall of one side of the material sample, the induction heating coil is fixedly sleeved on the outer wall of one side of the heat preservation cotton, the furnace body is externally installed on one side of the induction heating coil, the induction heating transformer is externally installed on one side of the furnace body, the two ends of the induction heating coil are fixedly connected with the inside of one side of the induction heating transformer, the induction coil power supply is externally installed on one side of the induction heating transformer, the temperature, one end of a thermocouple is fixedly arranged inside the temperature display instrument, a computer is arranged outside one side of the temperature display instrument, a temperature measuring sensor is fixedly arranged on the inner wall of one side of the furnace body, a circulating water tank is arranged outside the bottom end of the furnace body, a circulating water pump is fixedly arranged inside one side of the circulating water tank, and an adjusting assembly is fixed on the inner wall of the top end of the circulating water tank;
the adjusting component comprises a moving groove, a sliding groove, a first motor, a threaded rod, a moving block, a sliding block, a threaded hole, a rotating groove, a second motor, a rotating shaft and a jet pipe, the moving groove is formed in the inner wall of the top end of the circulating water tank, the moving block is installed in one side of the moving groove, the sliding blocks are fixedly welded on the outer walls of the two sides of the moving block, the sliding grooves are formed in the inner walls of the two sides of the moving groove and correspond to the sliding blocks, the first motor is embedded and installed on the inner wall of one side of the sliding groove, the threaded rod is rotatably connected to the inner wall of the other side of the sliding groove, one end of an output shaft of the first motor is fixedly connected to the outer wall of one end of the threaded rod, the threaded hole is formed in the inner portion of one side of the sliding block and corresponds to the threaded, symmetry fixed mounting has the axis of rotation on one side outer wall of efflux pipe, and the other end of axis of rotation rotates to be connected in the inside of rotating the groove, the inside second motor of installing of inlaying in one side of rotating the groove, and the output shaft one end rigid coupling of second motor is on the one end outer wall of axis of rotation.
As a still further scheme of the invention: the material sample testing device comprises a material sample, and is characterized in that a first temperature thermocouple and a second temperature thermocouple are respectively arranged on the outer walls of two sides of the bottom end of the material sample, a third temperature thermocouple and a fourth temperature thermocouple are respectively arranged on the outer walls above the first temperature thermocouple and the second temperature thermocouple, a fifth temperature thermocouple and a second temperature thermocouple are respectively arranged on the outer wall of the middle part of the material sample, a seventh temperature thermocouple and a third temperature thermocouple are respectively arranged on the outer wall of the top end of the material sample, a sixth temperature thermocouple is fixedly arranged on the outer wall of one side of the material sample, a first temperature thermocouple is arranged on the outer wall of one side of the first temperature thermocouple, and a connecting line to the center of the material sample is perpendicular to a connecting line of the first temperature thermocouple and the second temperature thermocouple.
As a still further scheme of the invention: the prepared material aggregate with different microstructures and properties and the application of the material aggregate in high-throughput tissue characterization and mechanical property characterization.
As a still further scheme of the invention: the texture characterization includes characterization of morphology, volume fraction, or size distribution of material precipitate phases and grain microstructure.
As a still further scheme of the invention: the mechanical property characterization comprises detection characterization of hardness, yield strength, residual stress or tensile strength.
The invention has the beneficial effects that: the material aggregate with different microstructures and performances is prepared in a high-flux manner by cooling from one end of the material sample, and the cooling rate is high because the material sample and a cooling medium exchange heat directly in a cooling end heat dissipation manner; the heat dissipation of the surface of the material sample in the longitudinal direction and the other end surface is less, the heat dissipation of the sample is mainly carried out in a heat conduction mode along the longitudinal direction, and the cooling rate is slow, so that the cooling rate of the sample from a cooling end to a non-cooling end is gradually reduced, a series of continuous different cooling rates are realized on one sample, and a material aggregate with different microstructures and performances is obtained.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic diagram of the structure of a high throughput manufacturing apparatus of the present invention;
FIG. 2 is a partial front view of an induction coil and sample of the present invention;
FIG. 3 is a partial top view of an induction coil and a sample in accordance with the present invention;
FIG. 4 is a tissue characterization plot of a high throughput-produced material of the present invention;
FIG. 5 is a schematic representation of the residual stress characterization of a high throughput prepared material of the present invention;
FIG. 6 is a schematic perspective view of the circulation tank of the present invention;
FIG. 7 is an enlarged view of the structure of area A of FIG. 6 according to the present invention;
FIG. 8 is a front view sectional structure diagram of the circulation tank of the present invention;
in the figure: 1. a material sample; 2. a thermocouple; 3. heat preservation cotton; 4. a temperature measurement sensor; 5. an induction heating coil; 6. an induction heating transformer; 7. an induction coil power supply; 8. a furnace body; 9. a temperature display instrument; 10. a computer; 11. a circulating water tank; 12. a water circulating pump; 13. an adjustment assembly; 14. a first temperature thermocouple; 15. a second temperature thermocouple; 16. a third temperature thermocouple; 17. a fourth temperature thermocouple; 18. a fifth temperature thermocouple; 19. a sixth temperature thermocouple; 20. a seventh temperature thermocouple; 21. a first temperature-controlled thermocouple; 22. a second temperature-controlled thermocouple; 23. a third control thermocouple; 131. a moving groove; 132. a chute; 133. a first motor; 134. a threaded rod; 135. a moving block; 136. a slider; 137. a threaded hole; 138. a rotating groove; 139. a second motor; 1310. a rotating shaft; 1311. and a jet pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution: a high-flux preparation method of a material comprises the steps of heating a material test piece, preserving heat, cooling one end of the test piece, and preserving heat on other surfaces of the material;
the applicable range of the material is the material sensitive to the cooling speed;
the prepared material aggregate has different microstructures and properties, and the material aggregate is applied to high-throughput tissue characterization and mechanical property characterization;
the tissue characterization comprises the characterization of the morphology, volume fraction or size distribution of a material precipitated phase and a grain microstructure;
the mechanical property characterization comprises detection characterization of hardness, yield strength, residual stress or tensile strength.
A high-flux preparation device for materials comprises a material sample 1, a thermocouple 2, heat-insulating cotton 3, a temperature measuring sensor 4, an induction heating coil 5, an induction heating transformer 6, an induction coil power supply 7, a furnace body 8, a temperature display instrument 9, a computer 10, a circulating water tank 11, a circulating water pump 12 and an adjusting component 13, wherein the thermocouple 2 is fixedly arranged on the outer wall of the top end of the material sample 1, the heat-insulating cotton 3 is fixedly sleeved on the outer wall of one side of the material sample 1, the induction heating coil 5 is fixedly sleeved on the outer wall of one side of the heat-insulating cotton 3, the furnace body 8 is externally arranged on one side of the induction heating coil 5, the induction heating transformer 6 is externally arranged on one side of the furnace body 8, the two ends of the induction heating coil 5 are fixedly connected with the inside of one side of the induction heating transformer 6, the, a temperature display instrument 9 is installed outside one side of the furnace body 8, one end of the thermocouple 2 is fixedly installed inside the temperature display instrument 9, a computer 10 is installed outside one side of the temperature display instrument 9, a temperature measuring sensor 4 is fixedly installed on the inner wall of one side of the furnace body 8, a circulating water tank 11 is installed outside the bottom end of the furnace body 8, a circulating water pump 12 is fixedly installed inside one side of the circulating water tank 11, and an adjusting component 13 is fixed on the inner wall of the top end of the circulating water tank 11; the adjusting component 13 comprises a moving groove 131, a sliding groove 132, a first motor 133, a threaded rod 134, a moving block 135, a sliding block 136, a threaded hole 137, a rotating groove 138, a second motor 139, a rotating shaft 1310 and a jet pipe 1311, the moving groove 131 is formed on the inner wall of the top end of the circulating water tank 11, the moving block 135 is installed inside one side of the moving groove 131, the sliding blocks 136 are welded and fixed on the outer walls of two sides of the moving block 135, the sliding groove 132 is formed on the inner wall of two sides of the moving groove 131 corresponding to the sliding block 136, the first motor 133 is embedded and installed on the inner wall of one side of the sliding groove 132, the threaded rod 134 is rotatably connected on the inner wall of the other side of the sliding groove 132, one end of an output shaft of the first motor 133 is fixedly connected on the outer wall of one end of the threaded rod 134, the threaded hole 137 is formed inside one side, the outer wall of the bottom end of the jet pipe 1311 is connected to the circulating water pump 12 in a penetrating manner, the outer wall of one side of the jet pipe 1311 is symmetrically and fixedly provided with a rotating shaft 1310, the other end of the rotating shaft 1310 is rotatably connected to the inside of the rotating groove 138, the inside of one side of the rotating groove 138 is embedded with a second motor 139, and one end of an output shaft of the second motor 139 is fixedly connected to the outer wall of one end of the rotating shaft 1310;
the outer walls of two sides of the bottom end of the material sample 1 are respectively provided with a first temperature thermocouple 14 and a second temperature thermocouple 15, the outer walls of the material sample 1 above the first temperature thermocouple 14 and the second temperature thermocouple 15 are respectively provided with a third temperature thermocouple 16 and a fourth temperature thermocouple 17, the outer wall of the middle part of the material sample 1 is distributed with a fifth temperature thermocouple 18 and a second temperature thermocouple 22, the outer wall of the top end of the material sample 1 is respectively provided with a seventh temperature thermocouple 20 and a third temperature thermocouple 23, the outer wall of one side of the material sample 1 is fixedly provided with a sixth temperature thermocouple 19, the outer wall of the material sample 1 at one side of the first temperature thermocouple 14 is provided with a first temperature thermocouple 21, and the connecting line to the center of the material sample 1 is vertical to the connecting line of the first temperature thermocouple 14 and the second temperature thermocouple 15, so that the material sample can be subjected to different heights, The temperature measurement is carried out at different positions of the same height, and the temperature-time curve is recorded in the computer 10, so as to obtain the temperature change curves of the sample at different cooling rates.
The working principle is as follows: fixing a material sample 1 in an induction heating coil 5, starting an induction coil power supply 7, and heating the sample at a determined heating speed; heating to a target temperature, enabling the sample to enter a heat preservation state through a power supply closed-loop control system, keeping the temperature for a period of time, turning off an induction coil power supply 7, and simultaneously turning on a cooling medium conveying mechanism to realize in-situ heating and solution quenching processes; in the whole process, the temperature measuring sensor 4 is used for controlling and recording the temperature change of the sample, in the embodiment, the thermocouple 2 is used for controlling and recording the temperature change, at least one of the first temperature control thermocouple 21, the second temperature control thermocouple 22 and the third temperature control thermocouple 23 is used, the first temperature thermocouple 14, the second temperature thermocouple 15, the third temperature thermocouple 16, the fourth temperature thermocouple 17, the fifth temperature thermocouple 18, the sixth temperature thermocouple 19 and the seventh temperature thermocouple 20 are used for measuring the temperature of the sample at different heights and different positions at the same height and recording the temperature time curve in the computer 10 so as to obtain the temperature change curves of the sample at different cooling rates, then the circulating water pump 12 is started to jet cold water to the material sample 1 through the jet pipe 1311, and then the first motor 133 is started to make the threaded rod 134 rotate in a reciprocating manner, then, under the action of the threaded hole 137, the slider 136 on the moving block 135 reciprocates along the sliding groove 132 in the moving groove 131, so that the jet pipe 1311 jets at different transverse positions of the material sample 1, and then the second motor 139 is started to make the jet pipe 1311 on the rotating shaft 1310 longitudinally reciprocate in the rotating groove 138, so that the jet pipe 1311 jets at different longitudinal positions of the material sample 1, and thus, the cooling can be faster.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A method for high throughput preparation of a material, comprising: heating a material test piece, preserving heat, cooling one end of the test piece, and preserving heat on other surfaces of the material;
the material is applicable to materials sensitive to cooling speed.
2. An apparatus for high throughput preparation of a material, comprising: the material sample temperature measuring device comprises a material sample (1), a thermocouple (2), heat-insulating cotton (3), a temperature measuring sensor (4), an induction heating coil (5), an induction heating transformer (6), an induction coil power supply (7), a furnace body (8), a temperature display instrument (9), a computer (10), a circulating water tank (11), a circulating water pump (12) and an adjusting component (13), wherein the thermocouple (2) is fixedly installed on the outer wall of the top end of the material sample (1), the heat-insulating cotton (3) is fixedly sleeved on the outer wall of one side of the material sample (1), the induction heating coil (5) is fixedly sleeved on the outer wall of one side of the heat-insulating cotton (3), the furnace body (8) is externally installed on one side of the induction heating coil (5), the induction heating transformer (6) is externally installed on one side of the furnace body (8), and the two ends of the induction heating coil (5) are fixedly, an induction coil power supply (7) is installed outside one side of the induction heating transformer (6), a temperature display instrument (9) is installed outside one side of the furnace body (8), one end of a thermocouple (2) is fixedly installed inside the temperature display instrument (9), a computer (10) is installed outside one side of the temperature display instrument (9), a temperature measuring sensor (4) is fixedly installed on the inner wall of one side of the furnace body (8), a circulating water tank (11) is installed outside the bottom end of the furnace body (8), a circulating water pump (12) is fixedly installed inside one side of the circulating water tank (11), and an adjusting component (13) is fixed on the inner wall of the top end of the circulating water tank (11);
the adjusting component (13) comprises a moving groove (131), a sliding groove (132), a first motor (133), a threaded rod (134), a moving block (135), a sliding block (136), a threaded hole (137), a rotating groove (138), a second motor (139), a rotating shaft (1310) and a jet pipe (1311), the moving groove (131) is formed in the inner wall of the top end of the circulating water tank (11), the moving block (135) is installed inside one side of the moving groove (131), the sliding blocks (136) are fixedly welded on the outer walls of the two sides of the moving block (135), the sliding grooves (132) are formed in the inner walls of the two sides of the moving groove (131) and correspond to the sliding blocks (136), the first motor (133) is embedded in the inner wall of one side of the sliding groove (132), the threaded rod (134) is rotatably connected on the inner wall of the other side of the sliding groove (132), and one end of an output shaft of the first motor (133, threaded hole (137) has been seted up to one side inside corresponding threaded rod (134) of slider (136), one side inside of movable block (135) has been seted up and has been rotated groove (138), one side internally mounted who rotates groove (138) has efflux pipe (1311), and link up in circulating water pump (12) on the bottom outer wall of efflux pipe (1311), symmetry fixed mounting has axis of rotation (1310) on the outer wall of one side of efflux pipe (1311), and the other end rotation of axis of rotation (1310) connects in the inside of rotating groove (138), one side inside of rotating groove (138) is inlayed and is installed second motor (139), and the output shaft one end rigid coupling of second motor (139) is on the one end outer wall of axis of rotation (1310).
3. A device for high throughput preparation of a material according to claim 2, wherein: a first temperature thermocouple (14) and a second temperature thermocouple (15) are respectively arranged on the outer walls of two sides of the bottom end of the material sample (1), a third temperature thermocouple (16) and a fourth temperature thermocouple (17) are respectively arranged on the outer walls of the material sample (1) above the first temperature thermocouple (14) and the second temperature thermocouple (15), a fifth temperature thermocouple (18) and a second temperature thermocouple (22) are respectively arranged on the outer wall of the middle part of the material sample (1), a seventh temperature thermocouple (20) and a third temperature thermocouple (23) are respectively arranged on the outer wall of the top end of the material sample (1), a sixth temperature thermocouple (19) is fixedly arranged on the outer wall of one side of the material sample (1), a first temperature thermocouple (21) is arranged on the outer wall of one side of the first temperature thermocouple (14) of the material sample (1), and the connecting line to the center of the material sample (1) is vertical to the connecting line of the first temperature thermocouple (14) and the second temperature thermocouple (15).
4. A method for high throughput preparation of a material according to claim 1, wherein: the prepared material aggregate with different microstructures and properties and the application of the material aggregate in high-throughput tissue characterization and mechanical property characterization.
5. A method for high throughput preparation of a material according to claim 4, wherein: the texture characterization includes characterization of morphology, volume fraction, or size distribution of material precipitate phases and grain microstructure.
6. A method for high throughput preparation of a material according to claim 4, wherein: the mechanical property characterization comprises detection characterization of hardness, yield strength, residual stress or tensile strength.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110296196.3A CN112964538A (en) | 2021-03-19 | 2021-03-19 | High-flux preparation method of material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110296196.3A CN112964538A (en) | 2021-03-19 | 2021-03-19 | High-flux preparation method of material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112964538A true CN112964538A (en) | 2021-06-15 |
Family
ID=76277804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110296196.3A Pending CN112964538A (en) | 2021-03-19 | 2021-03-19 | High-flux preparation method of material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112964538A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842031A (en) * | 2016-05-09 | 2016-08-10 | 上海大学 | Preparation equipment for high-throughput experiment samples |
| CN107153025A (en) * | 2016-03-03 | 2017-09-12 | 中南大学 | Device prepared by the high flux of the high flux preparation method of material, its application and material |
| CN109253940A (en) * | 2018-10-12 | 2019-01-22 | 南昌航空大学 | A kind of experimental provision for turbo blade material heat fatigue |
-
2021
- 2021-03-19 CN CN202110296196.3A patent/CN112964538A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107153025A (en) * | 2016-03-03 | 2017-09-12 | 中南大学 | Device prepared by the high flux of the high flux preparation method of material, its application and material |
| CN105842031A (en) * | 2016-05-09 | 2016-08-10 | 上海大学 | Preparation equipment for high-throughput experiment samples |
| CN109253940A (en) * | 2018-10-12 | 2019-01-22 | 南昌航空大学 | A kind of experimental provision for turbo blade material heat fatigue |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110470595B (en) | Material surface icing strength on-line measuring device and icing process real-time monitoring system | |
| CN109797273A (en) | A kind of Gradient heat treatment device for rod material and heat treatment method | |
| WO2013177860A1 (en) | Automatic tester for thermal shock resistance of ceramic material | |
| US11753695B2 (en) | Device and method for continuous temperature gradient heat treatment of rod-shaped material | |
| CN108088869A (en) | A kind of thermal protection system Heat-Insulation Test device | |
| CN107608425A (en) | Constant temperature system | |
| CN105973929A (en) | Non-destructive testing method for detecting thermal contact resistance inside parts by infrared camera | |
| CN112229869A (en) | On-site testing device and method for thermal resistance of building wall | |
| CN102156492A (en) | Temperature control system for large-space laboratory | |
| CN204924996U (en) | Hot fatigue testing machine of roll | |
| CN112964538A (en) | High-flux preparation method of material | |
| CN208999333U (en) | A kind of Cabinet heat transfer coefficient test macro | |
| CN110427057A (en) | Temperature control method, temperature control device and the gas analyzer of spectrometer | |
| CN110333147A (en) | The high temperature tension test resistance furnace of controllable temperature-fall period | |
| CN207408149U (en) | Robot automatic temperature measurement sampler before a kind of electric furnace | |
| CN108519402A (en) | The device and method that laser method measures ultra-thin glass reheating linear shrinkage ratio | |
| CN109856183B (en) | Method and device for measuring heat exchange coefficient of metal mold counter-pressure casting solid-liquid interface | |
| CN216117055U (en) | Thermal shock resistance testing device for silicon carbide push plate material for kiln | |
| Akbulut et al. | Interfacial energy of solid In2Bi intermetallic phase in equilibrium with In–Bi eutectic liquid at 72 C equilibrating temperature | |
| CN202562869U (en) | Visualization device for accurately measuring multi-phase thermal conductivity coefficients at low temperature | |
| US6783272B2 (en) | Induction-heated disc tribometer | |
| CN206474187U (en) | Thermal shock and quick temperature changing test chamber | |
| CN206684125U (en) | A kind of hot jacket air circulation lightweight vacuum simulation test device | |
| CN109520880A (en) | A kind of realization testpieces two sides temperature field environment test device | |
| CN216246880U (en) | Temperature measuring device in heat treatment heating furnace |
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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210615 |