CN102854056A - Material low-temperature mechanics performance testing device using refrigerator as cold source - Google Patents
Material low-temperature mechanics performance testing device using refrigerator as cold source Download PDFInfo
- Publication number
- CN102854056A CN102854056A CN2012103480497A CN201210348049A CN102854056A CN 102854056 A CN102854056 A CN 102854056A CN 2012103480497 A CN2012103480497 A CN 2012103480497A CN 201210348049 A CN201210348049 A CN 201210348049A CN 102854056 A CN102854056 A CN 102854056A
- Authority
- CN
- China
- Prior art keywords
- mechanics
- temperature
- refrigeration machine
- low
- machine
- 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
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a material low-temperature mechanics performance testing device using a refrigerator as a cold source. The device comprises a vacuum heat preservation barrel, a test sample cavity, a heat radiation preventing barrel, an outer gas storage bag and the refrigerator, wherein the vacuum heat preservation barrel is placed on a base in a universal material testing machine; the test sample cavity is arranged in an internally-built temperature controller which is arranged in the heat preservation barrel; the test sample cavity covers the heat radiation preventing barrel which is positioned in the heat preservation barrel; helium is arranged in the outer gas storage bag which is communicated with the test sample cavity; a sample to be tested is rigidly connected with a mechanics support frame by a measuring clamp and moves up and down; the testing machine is provided with a mechanics and displacement sensor and supplies the mechanics power source for the test sample to be tested; the mechanics support frame transmits a mechanics signal and a displacement signal of the test sample to be tested to a mechanics sensor and a displacement sensor; the refrigerator is arranged in the heat preservation barrel; a cooling head is in contact with the test sample cavity by virtue of bridge connection; and cold energy is supplied to the test sample cavity. By utilizing the device, the refrigerator is used as the cold source, liquid helium or liquid nitrogen are not needed to be consumed, so that the material mechanics test of any of the temperature points in the temperature area of 4.2-300K can be realized; and moreover, the temperature is accurately controlled, and the device has a simple structure, and is easy to operate and high in efficiency.
Description
Technical field
The present invention relates to material at low temperature Mechanics Performance Testing device, relate in particular to and a kind ofly be applicable to low temperature environment (refrigeration machine under the 4.2K～300K) is done the material at low temperature Mechanics Performance Testing device of low-temperature receiver.
Background technology
Along with the development in the fields such as China's hydrogen energy source, nuclear fusion energy, Aero-Space, application superconduction, gas industry and some big science engineerings, the project that relates to cryogenic engineering is more and more.Increasing to the demand of cryogenic material in industry and scientific research field, more and more comprehensive to the performance data requirement of cryogenic material.Material is worked under low temperature environment, and its low-temperature physical property is different from the normal temperature performance usually.Wherein, material mechanical performance is an important performance indexes of material or workpiece in the engineering.Test material mechanical property at low temperatures has great importance to material at low temperature performance study and optimization modification, and is also most important to design and the safe handling of cryogenic components.And to realize that minimum temperature arrives the Mechanics Performance Testing of 4.2K, must have the low-temperature receiver that can arrive the 4.2K temperature.Present domestic material at low temperature Mechanics Performance Testing device all adopts cryogenic liquid (liquid nitrogen 77K or liquid helium four .2K) as low-temperature receiver; During work the cryogenic liquid in the cryogenic liquid vessel (liquid nitrogen 77K or liquid helium four .2K) is input in the vacuum interlayer Dewar, cryogenic liquid is used the temperature of control cryomechanics bracing frame and testing sample again with cryomechanics bracing frame and testing sample cooling by temperature controller and low temp liquid evaporator.Cryogenic liquid becomes gas and discharges from the gas outlet subsequently.Therefore, this proving installation can consume a large amount of liquid nitrogen or liquid helium at work; Carry out the following warm area material mechanical performance test of 77K at every turn and all must consume a large amount of liquid heliums, as, carrying out a 4.2K temperature environment tensile property test needs to consume 20 liters of liquid heliums, and 4.2K compression, bending property test are more than 30 liters because of the complicated liquid helium that consumes of anchor clamps then.Helium is non-renewable resources valuable on the earth, present global amount of helium about 400 billion cubic meters that distribute, and wherein the U.S. accounts for more than 75%, and Algeria accounts for 12%, Russia about 6%.The consumption of whole world helium is annual 1.65 billion cubic meters, and increases rapidly with 10% rate of growth, and wherein Chinese every Year's consumption accounts for 6% of the whole world, consumes rate of growth up to 20%.China's helium resource is quite poor, and content is very low, is difficult to extract serious dependence on import.But, be that strategic materials limit raw helium output from 2007 owing to the U.S. appraises and decides helium, carry out ration system, cut down user's use amount, simultaneously based on strategic concerns, Algeria has closed helium exploitation station, and the U.S. also is about to close one.This causes the maximum helium production in the whole world and supplier's Praxair and BOC Co. with one times of helium upward price adjustment, make the price of liquid helium by original 60～80 yuan/every liter, increase to present 200 yuan/more than every liter, even the NMR imaging instrument of some hospital temporarily need be with the rise in price of liquid helium to nearly 300 yuan/every liter, and the import of helium resource is subject to more and more stricter control.For example, the first half of the year in 2008, the helium cut-off greatly affects carrying out of China's low temperature research work.Can estimate that following helium import meeting is subject to stricter control, the when the time comes a large amount of low temperature research work of China will be subjected to the under-supply restriction of liquid helium.
The defective of present material at low temperature Mechanics Performance Testing device is seriously to rely on liquid nitrogen or liquid helium resource, high, the complicated operation of cost.Therefore, develop a kind of with refrigeration machine as low-temperature receiver, the material at low temperature mechanical test equipment that need not to consume liquid nitrogen or liquid helium has very important theoretical significance and actual application value.
Summary of the invention
The object of the present invention is to provide a kind of refrigeration machine to do the material at low temperature Mechanics Performance Testing device of low-temperature receiver, with defectives such as the serious dependence liquid nitrogen that overcomes current material cryogenic mechanics performance proving installation or liquid helium resource, cost height, complicated operations.
Technical scheme of the present invention is as follows:
Provided by the inventionly do the material at low temperature Mechanics Performance Testing device of low-temperature receiver with refrigeration machine, it comprises:
One place universal testing machine interior mechanics bracing frame under vacuum insulation pail on the base;
One is loaded on the sample chamber that temperature controller is equipped with in inside within the described vacuum insulation pail;
One covers in described sample chamber wherein, and is positioned at the thermal radiation resistant bucket within the described vacuum insulation pail;
Cold head, thermal radiation resistant cylinder and sample chamber that described vacuum insulation pail is used for the sealing refrigeration machine make it with extraneous adiabatic;
The external gas-storing bag of one in-built helium; Described external gas-storing bag is connected with described sample chamber by gas piping, to be used for to sample chamber conveying and gas recovery;
Measured material and the mechanics bracing frame of universal testing machine of sample to be tested by the clamping sample to be tested is rigidly connected and move up and down, and is used for transmitting acting force from universal testing machine to sample to be tested;
Described universal testing machine has mechanics sensor and displacement transducer, and provides the mechanics power source for sample to be tested;
Mechanics sensor and displacement transducer that described mechanics bracing frame passes to universal testing machine with mechanical signal and the displacement signal of sample to be tested; Characteristics are, also comprise:
One refrigeration machine; Described refrigeration machine cold head places within the described vacuum insulation pail, connects with described sample chamber by bridging to contact, for sample chamber provides cold.
The one-level cold head of described refrigeration machine is connected by heat bridge with the thermal radiation resistant cylinder, and provides cold for it; The secondary cold head of refrigeration machine is connected by heat bridge with sample chamber, and provides cold for it.
The measured material of described clamping sample to be tested can be installed the sample to be tested of static stretch, static compression, static buckling, static shear, drawingand pressing fatigue, tensile fatigue, compression fatigue, bending fatigue or fracturing mechanics.
Described temperature controller is controlled by outer computer.Described temperature controller is ring-type temperature controller or bar-shaped temperature controller.
Described refrigeration machine is the refrigeration unit of separate unit refrigeration machine or many parallel connections.
Described refrigeration machine is G-M refrigeration machine, pulse tube refrigerating machine, sterlin refrigerator or other small-sized Cryo Refrigerators.
Described universal testing machine is electronic universal material testing machine or hydraulic servo material mechanical test machine.
Compared with prior art, the advantage that refrigeration machine of the present invention is done the material at low temperature Mechanics Performance Testing device of low-temperature receiver is: with refrigeration machine as low-temperature receiver, helium in the sample chamber is only as special thermal medium, during cooling, can automatically from gas-storing bag, flow in the sample chamber, can automatically be back to the gas-storing bag from sample chamber during intensification, lose hardly helium; So do not need to consume liquid nitrogen, liquid helium and other cryogenic liquid, just can carry out the material mechanical performance data test that minimum temperature reaches 4.2K, and be used the material mechanical performance data test that to realize arbitrary temp point in 4.2K～300K warm area by refrigeration machine and temperature controller, and temperature control is accurate, simple in structure, reliability is high, easy to operate, efficient is high.
Description of drawings
Fig. 1 is the structural representation that material at low temperature Mechanics Performance Testing device that the present invention's (embodiment) refrigeration machine is done low-temperature receiver is in test mode;
Fig. 2 is that material at low temperature Mechanics Performance Testing device that the present invention's (embodiment) refrigeration machine is done low-temperature receiver is in the structural representation when not testing.
Embodiment
Below in conjunction with drawings and Examples the present invention is described in further detail.
Fig. 1 is the structural representation that material at low temperature Mechanics Performance Testing device that the present invention's (embodiment) refrigeration machine is done low-temperature receiver is in test mode; Fig. 2 is that material at low temperature Mechanics Performance Testing device that the present invention's (embodiment) refrigeration machine is done low-temperature receiver is in the structural representation when not testing; As seen from the figure, provided by the inventionly do the material at low temperature Mechanics Performance Testing device of low-temperature receiver with refrigeration machine, it comprises:
One place universal testing machine 1 interior mechanics bracing frame 2 under vacuum insulation pail 5 on the base;
One is loaded on the sample chamber 7 that temperature controller 8 is equipped with in inside within the described vacuum insulation pail 5; Described temperature controller 8 is ring-type temperature controller or bar-shaped temperature controller.
One covers in described sample chamber 7 wherein, and is positioned at the thermal radiation resistant bucket 6 within the described vacuum insulation pail 5;
Cold head, thermal radiation resistant cylinder 6 and the sample chamber 7 that described vacuum insulation pail 5 is used for sealing refrigeration machine 4 makes it with extraneous adiabatic;
The external gas-storing bag 10 of one in-built helium; Described external gas-storing bag 10 is connected with described sample chamber 7 by gas piping (3), to be used for to sample chamber 7 conveying and gas recoveries;
Anchor clamps and the mechanics bracing frame 2 of universal testing machine 1 of sample to be tested 9 by clamping sample to be tested 9 is rigidly connected and move up and down, and is used for transmitting acting force from universal testing machine 1 to sample to be tested 9;
Described universal testing machine 1 has mechanics sensor and displacement transducer, and provides the mechanics power source for sample to be tested;
Mechanics sensor and displacement transducer that described mechanics bracing frame 2 passes to universal testing machine 1 with mechanical signal and the displacement signal of sample to be tested 9; It is characterized in that, also comprise:
One refrigeration machine 4; Described refrigeration machine 4 cold heads place within the described vacuum insulation pail 5, connect with described sample chamber 7 by bridging to contact, for sample chamber 7 provides cold.
Several critical pieces involved in the present invention will not explain at this for system or element (for example vacuum insulation pail, gas piping) that those of ordinary skills know.
Below be the operating process that refrigeration machine according to the above embodiment of the present invention is made the material mechanical performance proving installation of low-temperature receiver:
At first sample to be tested 9 is installed on the cryomechanics bracing frame 2, universal testing machine 1 crossbeam is risen together with cryomechanics bracing frame 2, to be positioned over the vacuum insulation pail 5 of refrigeration machine 4 and sample chamber 7 cryomechanics bracing frame 2 belows (such as Fig. 2), universal testing machine 1 crossbeam is landed together with cryomechanics bracing frame 2, make cryomechanics bracing frame 2, be in (such as Fig. 1) in the sample chamber 7, available bolt is fixing with cryomechanics bracing frame 2 with sample chamber 7, cryomechanics bracing frame 2 lower parts are sealed in the sample chamber 7, gas piping 3 one ends are connected gas-storing bag 10, when cooling, by gas piping 3 gas in the gas-storing bag 10 is delivered in the sample chamber 7, when cooling, by gas piping 3 gas in the sample chamber 7 is delivered to gas-storing bag 10.Open refrigeration machine 4, cold is passed to sample chamber 7, by the gas in the sample chamber 7 cold is passed on cryomechanics bracing frame 2 and the sample to be tested 9 again.By computer control temperature controller 8, the environment temperature around Quality control and the sample, when reach predetermined temperature and stable after, open universal testing machine 1, carry out Mechanics Performance Testing.
This shows that refrigeration machine of the present invention is done the material at low temperature Mechanics Performance Testing device of low-temperature receiver take universal testing machine as the basis, utilizes refrigeration machine to make low-temperature receiver and cooperates with temperature controller, realizes low temperature environment (4.2～300K) times material mechanical performance DATA REASONING.Therefore, the present invention is mainly used in (under 4.2～300K) environment sample to be tested (material sample or workpiece) being carried out the mechanical property measurement at low temperature, compare with traditional mechanical property measuring device, the material mechanical performance proving installation that refrigeration machine of the present invention is done low-temperature receiver has, do not need to consume liquid helium or liquid nitrogen, can measure the material sample of arbitrary temp environment in 4.2～300K warm area or the characteristics of workpiece mechanical property, and temperature control is accurate, simple in structure, reliability is high, simple to operate, efficient is high.
Although the present invention is made specific descriptions with reference to the above embodiments, but for the person of ordinary skill of the art, should be appreciated that, can make amendment or improve not breaking away from these modifications and improving all within spirit of the present invention and scope within spirit of the present invention and the scope based on content disclosed by the invention.
Claims (8)
1. do the material at low temperature Mechanics Performance Testing device of low-temperature receiver with refrigeration machine for one kind, it comprises:
One place universal testing machine interior mechanics bracing frame under vacuum insulation pail on the base;
One is loaded on the sample chamber that temperature controller is equipped with in inside within the described vacuum insulation pail;
One covers in described sample chamber wherein, and is positioned at the thermal radiation resistant bucket within the described vacuum insulation pail;
Cold head, thermal radiation resistant cylinder and sample chamber that described vacuum insulation pail is used for the sealing refrigeration machine make it with extraneous adiabatic;
The external gas-storing bag of one in-built helium; Described external gas-storing bag is connected with described sample chamber by gas piping, to be used for carrying and reclaim helium to sample chamber;
Measured material and the mechanics bracing frame of universal testing machine of sample to be tested by the clamping sample to be tested is rigidly connected and move up and down, and is used for transmitting acting force from universal testing machine to sample to be tested;
Described universal testing machine has mechanics sensor and displacement transducer, and provides the mechanics power source for sample to be tested;
Mechanics sensor and displacement transducer that described mechanics bracing frame passes to universal testing machine with mechanical signal and the displacement signal of sample to be tested; It is characterized in that, also comprise:
One refrigeration machine; Described refrigeration machine cold head places within the described vacuum insulation pail, connects with described sample chamber 7 by bridging to contact, for sample chamber provides cold.
2. do the material at low temperature Mechanics Performance Testing device of low-temperature receiver by claimed in claim 1 with refrigeration machine, it is characterized in that the one-level cold head of described refrigeration machine is connected by heat bridge with the thermal radiation resistant cylinder, and provides cold for it; The secondary cold head of refrigeration machine is connected by heat bridge with sample chamber, and provides cold for it.
3. by the material at low temperature Mechanics Performance Testing device of doing low-temperature receiver with refrigeration machine claimed in claim 1, it is characterized in that the measured material of described clamping sample to be tested can be installed the sample to be tested of static stretch, static compression, static buckling, static shear, drawingand pressing fatigue, tensile fatigue, compression fatigue, bending fatigue or fracturing mechanics.
4. do the material at low temperature Mechanics Performance Testing device of low-temperature receiver by claimed in claim 1 with refrigeration machine, it is characterized in that described temperature controller is controlled by outer computer.
5. do the material at low temperature Mechanics Performance Testing device of low-temperature receiver by claimed in claim 1 with refrigeration machine, it is characterized in that described refrigeration machine is the refrigeration unit of separate unit refrigeration machine or many parallel connections.
6. describedly do the material at low temperature Mechanics Performance Testing device of low-temperature receiver with refrigeration machine by claim 1 or 5, it is characterized in that described refrigeration machine is G-M refrigeration machine, pulse tube refrigerating machine, sterlin refrigerator or other small-sized Cryo Refrigerators.
7. do the material at low temperature Mechanics Performance Testing device of low-temperature receiver by claimed in claim 1 with refrigeration machine, it is characterized in that described universal testing machine is electronic universal material testing machine or hydraulic servo material mechanical test machine.
8. describedly do the material at low temperature Mechanics Performance Testing device of low-temperature receiver with refrigeration machine by claim 1 or 4, it is characterized in that described temperature controller is ring-type temperature controller or bar-shaped temperature controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103480497A CN102854056A (en) | 2012-09-18 | 2012-09-18 | Material low-temperature mechanics performance testing device using refrigerator as cold source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103480497A CN102854056A (en) | 2012-09-18 | 2012-09-18 | Material low-temperature mechanics performance testing device using refrigerator as cold source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102854056A true CN102854056A (en) | 2013-01-02 |
Family
ID=47400835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012103480497A Pending CN102854056A (en) | 2012-09-18 | 2012-09-18 | Material low-temperature mechanics performance testing device using refrigerator as cold source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102854056A (en) |
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103115823A (en) * | 2013-01-22 | 2013-05-22 | 中国科学院理化技术研究所 | Continuous temperature control static compression mechanical testing system of small-size nonmetal material |
| CN105510443A (en) * | 2015-12-28 | 2016-04-20 | 四川大学 | Low-temperature ultrasonic vibration fatigue experiment system |
| CN105675381A (en) * | 2016-03-16 | 2016-06-15 | 安徽万瑞冷电科技有限公司 | Super-low-vibration helium cold accumulation system and control method thereof |
| CN105865936A (en) * | 2016-03-28 | 2016-08-17 | 攀钢集团研究院有限公司 | Low temperature bending detection method of metal material |
| CN106325063A (en) * | 2016-08-30 | 2017-01-11 | 中国科学院理化技术研究所 | Method and device for quickly decreasing temperature |
| CN106802308A (en) * | 2017-03-30 | 2017-06-06 | 中国科学院理化技术研究所 | A kind of material bullet heat performance testing device |
| CN106996894A (en) * | 2016-01-22 | 2017-08-01 | 中国科学院理化技术研究所 | A kind of material at low temperature Mechanics Performance Testing device |
| CN107560958A (en) * | 2017-09-25 | 2018-01-09 | 清华大学 | The ultralow vibration friction testing arrangement of ultralow temperature |
| CN108562612A (en) * | 2018-06-13 | 2018-09-21 | 中国科学院理化技术研究所 | Sample lever apparatus and test equipment for low-temp radiating performance test |
| CN108614007A (en) * | 2018-06-08 | 2018-10-02 | 中国科学院理化技术研究所 | Multilayer insulant and composite insulation material performance testing device |
| CN109099309A (en) * | 2018-06-20 | 2018-12-28 | 清华大学 | Cryogenic vacuum experimental facilities |
| CN109297804A (en) * | 2018-10-30 | 2019-02-01 | 浙江大学 | Liquid hydrogen warm area Material mechanics test platform based on Cryo Refrigerator and refrigerant circulation |
| CN111398050A (en) * | 2020-03-26 | 2020-07-10 | 中国科学院电工研究所 | Superconducting wire performance measuring device based on conduction cooling |
| CN111623552A (en) * | 2020-07-28 | 2020-09-04 | 浙江赋同科技有限公司 | Low-temperature thermostat adopting adsorption refrigerator |
| CN112963498A (en) * | 2021-03-31 | 2021-06-15 | 中国科学院兰州化学物理研究所 | 10 nm-level liquid helium-free extremely-low-temperature vibration reduction system |
| CN113155592A (en) * | 2021-04-08 | 2021-07-23 | 哈尔滨工业大学（威海） | Metal material low temperature tensile test device |
| CN113253361A (en) * | 2021-04-14 | 2021-08-13 | 哈尔滨工业大学 | Testing device for extreme low-temperature physical properties of lunar soil water ice |
| CN114136802A (en) * | 2021-11-26 | 2022-03-04 | 沪东中华造船(集团)有限公司 | Ultralow-temperature tensile test device and method for ship material |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6456151A (en) * | 1987-08-27 | 1989-03-03 | Yoshikage Oda | Medium circulation type temperature control device of thermostatic chamber |
| JPH03154856A (en) * | 1989-11-10 | 1991-07-02 | Shinku Riko Kk | Thermal expansion measuring instrument |
| CN1609587A (en) * | 2004-08-10 | 2005-04-27 | 中国科学院寒区旱区环境与工程研究所 | Low-temperature high-pressure three-axle creep testing instrument |
| CN102288634A (en) * | 2010-06-17 | 2011-12-21 | 中国科学院理化技术研究所 | Thermal physical property measuring device |
| CN202110094U (en) * | 2011-05-13 | 2012-01-11 | 长沙亚星数控技术有限公司 | Asphalt mixture material performance testing system |
| CN102323160A (en) * | 2011-07-19 | 2012-01-18 | 兰州大学 | Multi-field coupling test system for superconducting material at temperature of between 373 and 4.2K |
| CN102645377A (en) * | 2012-04-19 | 2012-08-22 | 中国科学院理化技术研究所 | Fatigue property test device of 4.2-300K temperature area |
-
2012
- 2012-09-18 CN CN2012103480497A patent/CN102854056A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6456151A (en) * | 1987-08-27 | 1989-03-03 | Yoshikage Oda | Medium circulation type temperature control device of thermostatic chamber |
| JPH03154856A (en) * | 1989-11-10 | 1991-07-02 | Shinku Riko Kk | Thermal expansion measuring instrument |
| CN1609587A (en) * | 2004-08-10 | 2005-04-27 | 中国科学院寒区旱区环境与工程研究所 | Low-temperature high-pressure three-axle creep testing instrument |
| CN102288634A (en) * | 2010-06-17 | 2011-12-21 | 中国科学院理化技术研究所 | Thermal physical property measuring device |
| CN202110094U (en) * | 2011-05-13 | 2012-01-11 | 长沙亚星数控技术有限公司 | Asphalt mixture material performance testing system |
| CN102323160A (en) * | 2011-07-19 | 2012-01-18 | 兰州大学 | Multi-field coupling test system for superconducting material at temperature of between 373 and 4.2K |
| CN102645377A (en) * | 2012-04-19 | 2012-08-22 | 中国科学院理化技术研究所 | Fatigue property test device of 4.2-300K temperature area |
Cited By (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103115823A (en) * | 2013-01-22 | 2013-05-22 | 中国科学院理化技术研究所 | Continuous temperature control static compression mechanical testing system of small-size nonmetal material |
| CN105510443A (en) * | 2015-12-28 | 2016-04-20 | 四川大学 | Low-temperature ultrasonic vibration fatigue experiment system |
| CN106996894A (en) * | 2016-01-22 | 2017-08-01 | 中国科学院理化技术研究所 | A kind of material at low temperature Mechanics Performance Testing device |
| CN105675381A (en) * | 2016-03-16 | 2016-06-15 | 安徽万瑞冷电科技有限公司 | Super-low-vibration helium cold accumulation system and control method thereof |
| CN105675381B (en) * | 2016-03-16 | 2018-05-22 | 安徽万瑞冷电科技有限公司 | Extremely low vibration helium cold accumulation system |
| CN105865936A (en) * | 2016-03-28 | 2016-08-17 | 攀钢集团研究院有限公司 | Low temperature bending detection method of metal material |
| CN105865936B (en) * | 2016-03-28 | 2019-05-03 | 攀钢集团研究院有限公司 | The low-temperature bending detection method of metal material |
| CN106325063A (en) * | 2016-08-30 | 2017-01-11 | 中国科学院理化技术研究所 | Method and device for quickly decreasing temperature |
| CN106802308A (en) * | 2017-03-30 | 2017-06-06 | 中国科学院理化技术研究所 | A kind of material bullet heat performance testing device |
| CN107560958A (en) * | 2017-09-25 | 2018-01-09 | 清华大学 | The ultralow vibration friction testing arrangement of ultralow temperature |
| CN108614007A (en) * | 2018-06-08 | 2018-10-02 | 中国科学院理化技术研究所 | Multilayer insulant and composite insulation material performance testing device |
| CN108614007B (en) * | 2018-06-08 | 2020-08-25 | 中国科学院理化技术研究所 | Multilayer heat-insulating material and composite heat-insulating material performance testing device |
| CN108562612A (en) * | 2018-06-13 | 2018-09-21 | 中国科学院理化技术研究所 | Sample lever apparatus and test equipment for low-temp radiating performance test |
| CN108562612B (en) * | 2018-06-13 | 2024-01-19 | 中国科学院理化技术研究所 | Sample rod device for low-temperature radiation performance test and test equipment |
| CN109099309A (en) * | 2018-06-20 | 2018-12-28 | 清华大学 | Cryogenic vacuum experimental facilities |
| CN109297804A (en) * | 2018-10-30 | 2019-02-01 | 浙江大学 | Liquid hydrogen warm area Material mechanics test platform based on Cryo Refrigerator and refrigerant circulation |
| CN109297804B (en) * | 2018-10-30 | 2021-01-05 | 浙江大学 | Liquid hydrogen temperature area material mechanics test platform based on low-temperature refrigerator and refrigerant circulation |
| CN111398050B (en) * | 2020-03-26 | 2023-06-20 | 中国科学院电工研究所 | Superconducting linear energy measuring device based on conduction cooling |
| CN111398050A (en) * | 2020-03-26 | 2020-07-10 | 中国科学院电工研究所 | Superconducting wire performance measuring device based on conduction cooling |
| CN111623552A (en) * | 2020-07-28 | 2020-09-04 | 浙江赋同科技有限公司 | Low-temperature thermostat adopting adsorption refrigerator |
| CN112963498A (en) * | 2021-03-31 | 2021-06-15 | 中国科学院兰州化学物理研究所 | 10 nm-level liquid helium-free extremely-low-temperature vibration reduction system |
| CN113155592A (en) * | 2021-04-08 | 2021-07-23 | 哈尔滨工业大学（威海） | Metal material low temperature tensile test device |
| CN113253361A (en) * | 2021-04-14 | 2021-08-13 | 哈尔滨工业大学 | Testing device for extreme low-temperature physical properties of lunar soil water ice |
| CN113253361B (en) * | 2021-04-14 | 2024-04-26 | 哈尔滨工业大学 | Lunar soil water ice extreme low temperature physical property testing device |
| CN114136802A (en) * | 2021-11-26 | 2022-03-04 | 沪东中华造船(集团)有限公司 | Ultralow-temperature tensile test device and method for ship material |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102854056A (en) | Material low-temperature mechanics performance testing device using refrigerator as cold source | |
| CN102645377A (en) | Fatigue property test device of 4.2-300K temperature area | |
| CN103063699A (en) | Material low-temperature thermal expansion coefficient testing device using refrigerator as cold source | |
| CN202548020U (en) | Fatigue performance test device for 4.2-300K temperature region | |
| CN106996894A (en) | A kind of material at low temperature Mechanics Performance Testing device | |
| CN205538440U (en) | Material low temperature mechanical properties testing arrangement | |
| CN103424319B (en) | Ultralow-temperature impact test device and test method thereof | |
| CN103257001B (en) | Triple point recurrence device with refrigerating machine serving as cooling source | |
| CN103234661B (en) | A kind of calibrating installation with independent vacuum chamber | |
| CN106568794B (en) | The controlled liquefaction of fluid based on Cryo Refrigerator and process of setting visualized experiment observation device | |
| Timmerhaus | Advances in Cryogenic Engineering: A Collection of Invited Papers and Contributed Papers Presented at National Technical Meetings During 1970 and 1971 | |
| CN103366917B (en) | Refrigerating plant and high-temperature superconducting magnet refrigerating plant | |
| CN106896140B (en) | Low-temperature fatigue crack growth rate test device and application method thereof | |
| CN104215661B (en) | Solid interface contact thermal resistance test device based on super-magnetostrictive intelligent material | |
| CN112547153A (en) | Liquid helium-free ultralow-temperature testing device with temperature of 1K | |
| CN104634666A (en) | Single-linked low-temperature low-confining-pressure triaxial creep testing apparatus | |
| CN106018062A (en) | Apparatus for testing mechanical properties of superconducting material in multiple environmental fields | |
| CN113030367A (en) | Device for testing catalytic performance of catalyst for reaction of para-hydrogen | |
| CN103336212B (en) | A kind of low-temperature superconducting strand Performance Test System | |
| Rowe et al. | Design of an active magnetic regenerator test apparatus | |
| CN103245434B (en) | A kind of thermometer dividing apparatus | |
| CN203274962U (en) | Indexing device for thermometer | |
| Evans et al. | Cryogen-free low temperature sample environment for neutron scattering based on pulse tube refrigeration | |
| CN204287093U (en) | Stretch based on super magnetic hysteresis the solid interface thermal contact resistance proving installation of intellectual material | |
| CN214974127U (en) | Liquid helium-free ultralow-temperature testing device with temperature of 1K |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130102 |