CN109282939A - A kind of test platform of high temperature-pressure federated environment - Google Patents
A kind of test platform of high temperature-pressure federated environment Download PDFInfo
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- CN109282939A CN109282939A CN201811319595.1A CN201811319595A CN109282939A CN 109282939 A CN109282939 A CN 109282939A CN 201811319595 A CN201811319595 A CN 201811319595A CN 109282939 A CN109282939 A CN 109282939A
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- pressure
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L27/00—Testing or calibrating of apparatus for measuring fluid pressure
- G01L27/002—Calibrating, i.e. establishing true relation between transducer output value and value to be measured, zeroing, linearising or span error determination
- G01L27/005—Apparatus for calibrating pressure sensors
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- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention patent discloses a kind of test platform of high temperature-pressure federated environment, including high temperature pressure tank, control pressurer system, vacuum system, temperature control system, water-cooling system, electrical control system and impedance analyzer E4991A；High temperature pressure tank includes furnace body, bell and furnace bottom；Water-cooling system includes water pump, water cooled pipeline and cyclic water tank, and pressure sensor, vacuum measuring gauge, safety alarm and device communication system are housed on bell；Nitrogen gas tank, air intake valve, electromagnetic release valve and pressure gauge constitute control pressurer system；Temperature control system includes heater, thermocouple and temperature controller；Vacuum pump, vacuum pipe, vacuum measuring gauge and electromagnetic release valve constitute vacuum system；Device communication system one end is electrically connected with a test antenna, and the other end is connected with the impedance analyzer E4991A, and tests antenna and be located in the furnace body, tests and is equipped with high temperature insulating material layer between antenna and the heater.
Description
Technical field
The invention patent relates to a test platform architectures, and in particular to a kind of test platform of high temperature-pressure federated environment.
Background technique
The measuring technology of pressure parameter, which has become, under hyperthermal environments restricts an important factor for various equipment performances are promoted, nothing
The research and application of line Passive LC high-temp pressure sensor are more and more extensive, and the corresponding test calibration system platform of sensor is
Pressure parameter measures essential study condition in hyperthermal environments, but in higher temperature and pressure limit, tests work
Make bad environments, currently, lack current high-temp pressure sensor standard testing platform, it can not be to the pressure in hyperthermal environments
Sensor carries out test verifying.
Patent of invention content
The invention patent jointly controls mechanism according to superhigh temperature-pressure under combinational environment, provides a kind of high temperature-pressure connection
The test platform in cyclization border.
To achieve the above object, the technical solution that the invention patent is taken are as follows:
A kind of test platform of high temperature-pressure federated environment, including high temperature pressure tank, control pressurer system, vacuum system,
Temperature control system, water-cooling system, electrical control system and impedance analyzer E4991A；The high temperature pressure tank includes furnace
Body, the bell for being mounted on furnace body upper end, the furnace bottom for being mounted on furnace body lower end；The furnace body is by inner cylinder, outer cylinder and upper lower flange
By the cylindrical structure of 100% flaw detection, collet is formed between inner cylinder and outer cylinder, it can water flowing cooling；The bell is by upper interior envelope
Head, upper outside head and flange are welded into, be equipped between the interior end socket, outside head can the cooling voided layer of water flowing, the furnace bottom by
End socket, lower outside head and flange are welded into lower, be equipped between the lower interior end socket, lower outside head can the cooling voided layer of water flowing,
The collet and two voided layers pass through hydraulic pipeline and are connected with water-cooling system, and the water-cooling system includes water pump, water cooled pipeline
And cyclic water tank, cooling water are entered by general pipeline, by each branch pipe be sent to collet, voided layer, electrode, upper push-down head, diffusion pump,
Then mechanical pump is aggregated into cyclic water tank discharge, to ensure furnace body safety；It is surveyed on the bell equipped with pressure sensor, vacuum
Instrument, safety alarm and device communication system are measured, electrode inlet device, air intake valve and electromagnetism are installed on the furnace bottom and deflated
Valve；The air intake valve is connected with a nitrogen gas tank, the nitrogen gas tank, air intake valve, electromagnetic release valve and pressure by air delivering pipeline
Power table constitutes the control pressurer system；The temperature control system includes heater, thermocouple and temperature controller；It is described to add
Hot device, the installation of TC are in the furnace body, and the installation of TC is on the heater upper surface, among the furnace body
Position offers aspirating hole, peep hole and the survey hole of thermocouple being connected with the thermocouple, the temperature controller it is defeated
Enter end to be connected with the thermocouple, the transmission end of the temperature controller is connected with the heater；The aspirating hole passes through true
Vacant duct is connected with a vacuum pipe, and the vacuum pump, vacuum pipe, vacuum measuring gauge and electromagnetic release valve constitute the vacuum
System；Device communication system one end is electrically connected with a test antenna, the other end and the impedance analyzer E4991A phase
Even, and the test antenna is located in the furnace body, and high temperature insulating material is equipped between the test antenna and the heater
Layer；The control pressurer system, vacuum system, temperature control system, water-cooling system and the electrical control system are electrically connected.
Preferably, the temperature control system according to process curve set by user and passes through temperature digital display programmed controller
The function of A.T.C has PID self-setting function, can also manually control temperature as needed.
Preferably, the vacuum system is controlled vacuum system components in a manner of PLC and works and pass through digital display vacuum measurement
Instrument realizes the function of control vacuum degree, it has the function of soft start, soft switching, constant current, overcurrent protection etc..
Preferably, the test antenna uses coiling planar spiral inductor reading antenna.
Preferably, the internal diameter of the furnace body is 300mm, and can simulate 0-1000 DEG C, 0-0.2MPa high temperature pressure environment,
It can be fully able to meet the installation of various sizes high-temp pressure sensor and static test calibration.
The invention patent has the advantages that
Using partial temperature control and pressure balance method, pressure rings are generated by the cavity of a closed controllable pressure
Border, while applying specific temperature loading, high-temperature high-pressure of the analog close to real working condition environment by two independent heaters
Power combinational environment provides test calibration platform for the measuring technology under high temperature, hyperbaric environment.The platform, which has, generates accurate superelevation
The ability of warm environment, while the generation control and transmitting that can effectively realize normal pressure are, it can be achieved that radio frequency LC wireless and passive is high
The static test of temperature and pressure force snesor is demarcated.
Detailed description of the invention
Fig. 1 is the structure drawing of device of the invention patent.
Specific embodiment
In order to which the purpose and advantage of the invention patent is more clearly understood, with reference to embodiments to the invention patent into
Row is further described.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention patent, and do not have to
In restriction the invention patent.
As shown in Figure 1, the invention patent embodiment provides a kind of test platform of high temperature-pressure federated environment, including
High temperature pressure tank, control pressurer system, vacuum system, temperature control system, water-cooling system, electrical control system and impedance point
Analyzer E4991A 10；The high temperature pressure tank includes furnace body 1, the bell 2 for being mounted on furnace body upper end, is mounted on furnace body lower end
Furnace bottom 3；The furnace body 1 is the cylindrical structure for passing through 100% flaw detection by inner cylinder, outer cylinder and upper lower flange, inner cylinder and outer cylinder it
Between form collet, can water flowing it is cooling；The bell is welded by upper interior end socket, upper outside head and flange, the interior end socket, outside head
Between be equipped with can the cooling voided layer of water flowing, the furnace bottom is welded by lower interior end socket, lower outside head and flange, the lower interior envelope
Head, be equipped between lower outside head can the cooling voided layer of water flowing, the collet and two voided layers are connected with by hydraulic pipeline
Water-cooling system, the water-cooling system include water pump 4, water cooled pipeline 6 and cyclic water tank 5, and cooling water is entered by general pipeline, by each
Branch pipe is sent to collet, voided layer, electrode, upper push-down head, diffusion pump, mechanical pump, is aggregated into cyclic water tank discharge, then to ensure
Furnace body safety；Pressure sensor 7, vacuum measuring gauge, safety alarm and device communication system 8 are housed on the bell, it is described
Electrode inlet device, air intake valve are installed, the furnace top cover installs electromagnetic release valve 9, and the air intake valve passes through on furnace bottom
Air delivering pipeline is connected with a nitrogen gas tank, the nitrogen gas tank, air intake valve, electromagnetic release valve and pressure gauge
Constitute the control pressurer system；The temperature control system includes heater 11, thermocouple 12 and temperature control
Device；The heater 11, thermocouple 12 are mounted in the furnace body, and the installation of TC is in the heater upper surface
On, the furnace body middle position offers aspirating hole, peep hole and the survey hole of thermocouple being connected with the thermocouple, described
The input terminal of temperature controller is connected with the thermocouple, and the transmission end of the temperature controller is connected with the heater；Institute
It states aspirating hole and one vacuum pipe is connected with by vacuum pipe, the vacuum pump, vacuum pipe, vacuum measuring gauge and electromagnetism are deflated
Valve constitutes the vacuum system；Device communication system one end is electrically connected with a test antenna 14, the other end and the resistance
Analysis resistant instrument E4991A 10 is connected, and the test antenna 14 is located in the furnace body, the test antenna 14 and the heating
High temperature insulating material layer 13 is equipped between device；The control pressurer system, vacuum system, temperature control system, water-cooling system with
The electrical control system is electrically connected.
The temperature control system is controlled automatically according to process curve set by user and by temperature digital display programmed controller
The function of temperature processed has PID self-setting function, can also manually control temperature as needed.The vacuum system is in a manner of PLC
Control vacuum system components work and pass through digital display vacuum measuring gauge realize control vacuum degree function, it with soft start,
The functions such as soft switching, constant current, overcurrent protection.The test antenna uses coiling planar spiral inductor reading antenna.The furnace body
Internal diameter be 300mm, can be fully able to meet high temperature resistant pressure cell size installation requirement.
Superhigh temperature-pressure of this specific implementation jointly controls platform and has generation and accurate control hyperthermic temperature and pressure
Ability, used digital automatic temperature-controlled instrument, temperature-controllable is adjustable, temperature-controlled precision ± 0.1 DEG C, and the flat-temperature zone of workpiece plate is
Tested working sensor regional temperature is maintained in certain boundary and temperature range by Φ 100mm.Normal pressure generator and pressure
Force controller, the intracorporal pressure limit of regulating stove, pressure degree of regulation are 0.001MPa at any time, and sensor region to be measured keeps permanent
Press constant, the temperature controlling range of the temperature and pressure federated environment test platform finally built is room temperaturePressure
Control range is 0bar~2bar；Due to being formed by high temperature-pressure bonding ring that high temperature and high pressure environment is one " gas bag heat "
Border, i.e., local high temperature and high pressure environment.
This specific implementation using passive high-temperature pressure sensor principle prototype as measured body in use, be placed in test tank body
Test block on, be connected by radio frequency connecting piece with external reading unit on interface, reading unit reads high temperature in real time
The data of pressure sensor principle prototype, the intracorporal temperature and pressure parameter of test tank test cavity by the display of Master Control Center
Interior design has temperature and pressure sensor, and sensor is located in test chamber body, completes adding for temperature by heater in test chamber body
Heat and control, and surrounded in external and test chamber body by the atmosphere of nitrogen and argon gas, atmosphere pressures by Master Control Center pressure control
Device control processed is output and input, and the high temperature-pressure bonding for completing one " gas bag heat " as a result, controllably tests environment.The test is flat
The rated power of platform is 3KW, and controllable temperature range reaches as high as 1000 DEG C, the controllable pressure range under 1000 DEG C of hot environments
For 0.6MPa (6 atmospheric pressure values), the test block of cavity is tested having a size of 300 × 300mm of Φ, fully meets sensor model machine
Size (40 × 45 × 50mm), Master Control Center adjust the intracorporal ginseng of current test tank by programmable temperature instrument and pressure program-controlled device
Number is consistent with the input setting of test terminal.
This specific implementation is in use, during the test since heating system uses heater, for the oxygen for preventing heater
Change, then must extract the air inside pressurized tank out by vacuum system before test, reaching after specified vacuum degree can be into
Row heating operation；Then in room temperatureDifferent gradient temperature environment under when carrying out 0-0.6MPa pressure test respectively,
The temperature of nitrogen itself reduces the temperature inside pressurized tank when to avoid pressurization, is inflated to after temperature is stablized into tank and passes through peace again
Full vent valve gradually discharge section gas, i.e., realize the measurement of the different pressures value under same temperature value, directly in a manner of decompression
Until pressure is reduced to 0bar；The minimum scale value of pressure gauge is 20kPa, and combines pressure under high temperature-pressure federated environment
Theoretical sensitivity, carry out decompression test when select pressure test range 2bar~0bar, depressurize step value 20kPa, to mention
High testing efficiency and avoid the damage in high temperature, high pressure federated environment lower pressure sensor.It should be understood that due to temperature-pressure
Composite test system platform is gas bag hot mode, i.e., high temperature pressure simulated environment, the control of pressure are realized only in subrange
It can only be realized by charge and discharge nitrogen.Before carrying out the pressure test under high temperature-pressure federated environment, need to test macro into
Capable pressure test and high-temperature behavior at room temperature is tested to ensure temperature-pressure composite test feasibility.
The above is only the preferred embodiment of the invention patent, it is noted that for the common skill of the art
For art personnel, under the premise of not departing from the invention patent principle, can also make several improvements and retouch, these improve and
Retouching also should be regarded as the scope of protection of the patent of the present invention.
Claims (5)
1. a kind of high temperature-pressure federated environment test platform, including high temperature pressure tank, control pressurer system, vacuum system, temperature
Spend control system, water-cooling system, electrical control system and impedance analyzer E4991A；It is characterized in that, the high temperature pressure
Tank includes furnace body, the bell for being mounted on furnace body upper end, the furnace bottom for being mounted on furnace body lower end；The furnace body be by inner cylinder, outer cylinder with
Upper lower flange passes through the cylindrical structure of 100% flaw detection, and collet is formed between inner cylinder and outer cylinder, can water flowing cooling；The bell
Be welded by upper interior end socket, upper outside head and flange, be equipped between the interior end socket, outside head can the cooling voided layer of water flowing, institute
Furnace bottom is stated to be welded by lower interior end socket, lower outside head and flange, be equipped between the lower interior end socket, lower outside head can water flowing it is cooling
Voided layer, the collet and two voided layers pass through hydraulic pipeline and are connected with water-cooling system, and the water-cooling system includes water pump, water
Cold pipeline and cyclic water tank, cooling water are entered by general pipeline, by each branch pipe be sent to collet, voided layer, electrode, upper push-down head,
Then diffusion pump, mechanical pump are aggregated into cyclic water tank discharge, to ensure furnace body safety；On the bell equipped with pressure sensor,
Vacuum measuring gauge, safety alarm and device communication system are equipped with electrode inlet device, air intake valve and electricity on the furnace bottom
Magnetic vent valve；The air intake valve is connected with a nitrogen gas tank by air delivering pipeline, and the nitrogen gas tank, air intake valve, electromagnetism are deflated
Valve and pressure gauge constitute the control pressurer system；The temperature control system includes heater, thermocouple and temperature controller；
The heater, the installation of TC are in the furnace body, and the installation of TC is on the heater upper surface, the furnace
Body middle position offers aspirating hole, peep hole and the survey hole of thermocouple being connected with the thermocouple, the temperature control
The input terminal of device is connected with the thermocouple, and the transmission end of the temperature controller is connected with the heater；The aspirating hole
It is connected with a vacuum pipe by vacuum pipe, the vacuum pump, vacuum pipe, vacuum measuring gauge and electromagnetic release valve constitute institute
State vacuum system；Device communication system one end is electrically connected with a test antenna, the other end and the impedance analyzer
E4991A is connected, and the test antenna is located in the furnace body, and high temperature is equipped between the test antenna and the heater
Insulation material layer；The control pressurer system, vacuum system, temperature control system, water-cooling system and the electrical control system
It is electrically connected.
2. a kind of test platform of high temperature-pressure federated environment as described in claim 1, which is characterized in that the temperature control
System processed is according to process curve set by user and passes through the function of temperature digital display programmed controller A.T.C.
3. a kind of test platform of high temperature-pressure federated environment as described in claim 1, which is characterized in that the vacuum system
System is controlled vacuum system components in a manner of PLC and works and pass through the function that digital display vacuum measuring gauge realizes control vacuum degree.
4. a kind of test platform of high temperature-pressure federated environment as described in claim 1, which is characterized in that the test days
Line uses coiling planar spiral inductor reading antenna.
5. a kind of test platform of high temperature-pressure federated environment as described in claim 1, which is characterized in that the furnace body
Internal diameter is 300mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811319595.1A CN109282939A (en) | 2018-11-07 | 2018-11-07 | A kind of test platform of high temperature-pressure federated environment |
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| CN201811319595.1A CN109282939A (en) | 2018-11-07 | 2018-11-07 | A kind of test platform of high temperature-pressure federated environment |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738351A (en) * | 2019-02-20 | 2019-05-10 | 扬州大学 | A kind of hollow cladding cable connector experimental rig |
| CN109920568A (en) * | 2019-03-07 | 2019-06-21 | 西安交通大学 | Measure thermionic fuel element heat to electricity conversion experimental apparatus for capability and method |
| CN110308309A (en) * | 2019-08-13 | 2019-10-08 | 中北大学 | A kind of high temperature resistant capacitive accelerometer and its wireless test verification platform |
| CN111220456A (en) * | 2019-11-21 | 2020-06-02 | 中国航空工业集团公司北京长城计量测试技术研究所 | Variable-pressure high-temperature material thermal environment test device |
| CN111649869A (en) * | 2020-06-23 | 2020-09-11 | 西安航天计量测试研究所 | Non-contact pressure measuring method and system based on strain and temperature sensors |
-
2018
- 2018-11-07 CN CN201811319595.1A patent/CN109282939A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738351A (en) * | 2019-02-20 | 2019-05-10 | 扬州大学 | A kind of hollow cladding cable connector experimental rig |
| CN109738351B (en) * | 2019-02-20 | 2021-05-18 | 扬州大学 | Hollow multi-layer cable joint test device |
| CN109920568A (en) * | 2019-03-07 | 2019-06-21 | 西安交通大学 | Measure thermionic fuel element heat to electricity conversion experimental apparatus for capability and method |
| CN110308309A (en) * | 2019-08-13 | 2019-10-08 | 中北大学 | A kind of high temperature resistant capacitive accelerometer and its wireless test verification platform |
| CN110308309B (en) * | 2019-08-13 | 2021-06-22 | 中北大学 | High-temperature-resistant capacitive accelerometer and wireless test verification platform thereof |
| CN111220456A (en) * | 2019-11-21 | 2020-06-02 | 中国航空工业集团公司北京长城计量测试技术研究所 | Variable-pressure high-temperature material thermal environment test device |
| CN111649869A (en) * | 2020-06-23 | 2020-09-11 | 西安航天计量测试研究所 | Non-contact pressure measuring method and system based on strain and temperature sensors |
| CN111649869B (en) * | 2020-06-23 | 2021-10-15 | 西安航天计量测试研究所 | Non-contact pressure measuring method and system based on strain and temperature sensors |
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Application publication date: 20190129 |