CN104655416A - Skid-mounted device for testing lives of small-bore gauge valves under high-temperature and high-pressure conditions - Google Patents
Skid-mounted device for testing lives of small-bore gauge valves under high-temperature and high-pressure conditions Download PDFInfo
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- CN104655416A CN104655416A CN201510083555.1A CN201510083555A CN104655416A CN 104655416 A CN104655416 A CN 104655416A CN 201510083555 A CN201510083555 A CN 201510083555A CN 104655416 A CN104655416 A CN 104655416A
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Abstract
The invention relates to a skid-mounted device for testing lives of small-bore gauge valves under high-temperature and high-pressure conditions. The device comprises a rack, a test platform, a heating and pressure circulating system, a test executing mechanism and a control system, wherein the heating and pressure circulating system comprises a water storage tank, a circulating pump, a condensate water tank, valves and a steam reaction kettle; the test executing mechanism comprises a servo motor and a lifting device; the control system comprises a human-computer interaction interface as well as a data acquisition, transmission and processing module. The device is simple in structure, small in occupied area, high in adaptability to fields and higher in automation capability, the problem of high-temperature and high-pressure medium sources is effectively solved, life test requirements of the small-bore gauge valves under different pressure and temperature conditions are met, production and usage costs of a test system are reduced, besides, the accuracy of test data is improved, and test work can be conducted through remote control, so that the interaction capability of the test equipment data is further improved.
Description
Technical field
The present invention relates to a kind of skid-mounted type small-bore gauge valve High Temperature High Pressure life test apparatus, belong to stop valve testing apparatus technical field.
Background technology
Small-bore gauge valve (being often referred to DN≤25mm) is a kind of valve that nuclear power station and electric power station system are conventional, be widely used in reactor cooling system, safety injection system, waste heat guiding system, main steam system, the occasion applied due to valve is high temperature and high pressure condition, therefore, very high requirement is had to its performance, therefore, need testing the serviceable life under small-bore gauge valve high temperature and high pressure condition condition in manufacturing process, but there is following defect in existing testing equipment: (1) existing valve high temperature and high pressure condition pilot system bore is relatively too large, the relative cost carrying out small-bore gauge valve high temperature and high pressure condition durability test is high, and automatic switch tally control can not be carried out to tested valve when durability test, process of the test operating cost is high, trivial operations and data testing accuracy is lower, (2) existing life of valve pilot system also only can carry out conventional durability test, the highest test(ing) medium temperature can only reach 150 DEG C, the life test under high-temperature high-pressure medium operating mode (hot) cannot be realized, thus measurement result restricted application is caused, effectively can not meet the needs of small-bore gauge valve test, (3) existing life of valve pilot system is when testing, automaticity is low, and do not possess the mutual and control ability of remote data, the needs of automated system and Long-distance Control development can not be met.Therefore in the urgent need to developing a kind of small-bore gauge valve High Temperature High Pressure durability test special purpose device of invention, the needs used with satisfied reality.
Summary of the invention
For the deficiency that prior art exists, the invention provides a kind of skid-mounted type small-bore gauge valve High Temperature High Pressure life test apparatus, this invention structure is simple, compact, floor area is little, place is adaptable, also effectively solve the problem not easily obtaining high-temperature high-pressure medium source in traditional stop valve Hot Life pilot system simultaneously, and reduce production and the use cost of pilot system, improve the stability that pilot system is run, and extend serviceable life, simultaneously, separately there is higher automatic capability, while reduction detects work operations amount, separately improve the accuracy detecting data, and remote control can be realized carry out test job, thus further increase the interaction capabilities of checkout equipment data.
To achieve these goals, the present invention realizes by the following technical solutions:
A kind of skid-mounted type small-bore gauge valve High Temperature High Pressure life test apparatus, comprises frame, test platform, dividing plate, heating and pressure circulation system, test topworks and control system, wherein test platform and dividing plate are all connected with frame, wherein heating and pressure circulation system are arranged in the rack space under test platform, and control system is arranged in the rack space on dividing plate, and wherein said heating and pressure circulation system comprise water storage box, ebullator, condensation water tank and steam reaction still, wherein said water storage box is connected with condensation water tank respectively by ebullator and water return pipeline, condensation water tank is communicated with steam reaction still, wherein establish non-return valve between ebullator and condensation water tank, water return pipeline between condensation water tank and water storage box is established solenoid valve and pressure transducer, in steam reaction still, place establishes electric heating sheets and temperature sensor, separately establishes pressure transducer and solenoid valve between non-return valve and condensation water tank, and test topworks comprises importing flange, derive flange, Connection Block, connecting rod, claw, servomotor, rotating mechanism and jacking gear, wherein import flange to be communicated with steam reaction still, derive flange to be communicated with condensation water tank, and establish stop valve between importing flange and steam reaction still, derive between flange and condensation water tank and establish stop valve, Connection Block is parallel with test platform and realize oscilaltion by jacking gear, servomotor is fixed on Connection Block by rotating mechanism, claw is connected with rotating mechanism by connecting rod, be positioned at directly over tested valve, and vertical with test platform and Connection Block, rotating mechanism separately establishes torque sensor, and jacking gear comprises screw mandrel, riser guide, feed screw nut, rotating mechanism and servomotor, control system comprises driver module, data acquisition module, data transmission module and data processing module, wherein data processing module respectively with driver module, data acquisition module, data transmission module is electrically connected, the another and ebullator of driver module, electric heating sheets, solenoid valve and servomotor electrical connection, data acquisition module separately respectively with temperature sensor, pressure transducer and torque sensor electrical connection.
Further, described steam reaction still adopts the outside coated type of heating of electric heating sheets to produce steam.
Further, described Connection Block and riser guide are slidably connected, and drive screw mandrel to drive feed screw nut by servomotor, realize Connection Block oscilaltion.
Further, described data processing module is industrial monolithic processor control device or PLC technology apparatus.
Structure of the present invention is simple, compact, floor area is little, place is adaptable, also effectively solve the problem not easily obtaining high-temperature high-pressure medium source in traditional stop valve Hot Life pilot system simultaneously, and reduce production and the use cost of pilot system, improve the stability that pilot system is run, and extend serviceable life, simultaneously, separately there is higher automatic capability, while reduction detects work operations amount, separately improve the accuracy detecting data, and remote control can be realized carry out test job, thus further increase the interaction capabilities of checkout equipment data.
Accompanying drawing explanation
The present invention is described in detail below in conjunction with the drawings and specific embodiments;
Fig. 1 is structural representation of the present invention;
Fig. 2 is another side of the present invention structural representation;
Fig. 3 is annexation schematic diagram of the present invention.
Embodiment
The technological means realized for making the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with embodiment, setting forth the present invention further.
As Fig. 1 to Fig. 3, a kind of skid-mounted type small-bore gauge valve High Temperature High Pressure life test apparatus of the present embodiment, comprise frame 1, test platform 2, dividing plate 30, dividing plate 31, heating and pressure circulation system, test topworks and control system, wherein test platform 2 is connected with frame 1, wherein heating and pressure circulation system are arranged in the rack space below test platform 2, dividing plate 30 is connected with frame 1, wherein control system is arranged in the rack space above dividing plate 30, dividing plate 31 is connected with frame 1, test space and the jacking gear in test topworks to be isolated and to realize jacking gear oscilaltion normal.
In the present embodiment, described heating and pressure circulation system comprise water storage box 3, ebullator 4, condensation water tank 5 and steam reaction still 6, wherein water storage box 3 is connected with condensation water tank 5 by ebullator 4, condensation water tank 5 is separately communicated with steam reaction still 6, wherein establish non-return valve 9 between ebullator 4 and condensation water tank 5, steam reaction still 6 place establishes electric heating sheets 7 and temperature sensor 8, separately establishes pressure transducer 10 and solenoid valve 11 between non-return valve 9 and condensation water tank 5.
It should be noted that, described test topworks comprises importing flange 12, derive flange 13, Connection Block 20, connecting rod 19, claw 18 and jacking gear, jacking gear comprises screw mandrel 24, riser guide 25, feed screw nut 26, rotating mechanism 28 and servomotor 29, riser guide 25 is 4 and is slidably connected with Connection Block 20, Connection Block 20 connects with feed screw nut 26 and parallel with test platform 2, servomotor 29 is fixed on dividing plate 30 by rotating mechanism 28, screw mandrel 24 is connected with servomotor 29 by rotating mechanism 28, wherein import flange 12 to be separately communicated with steam reaction still 6, derive flange 13 to be separately communicated with condensation water tank 5, condensation water tank 5 is communicated with water storage box 3, and establish stop valve 14 between importing flange 12 and steam reaction still 6, derive between flange 13 and condensation water tank 5 and establish stop valve 17, pressure solenoid valve 15 and pressure transducer 16 is separately established between condensation water tank 5 and water storage box 3, servomotor 22 is fixed on Connection Block 20 by rotating mechanism 21, claw 18 is connected with rotating mechanism 21 by connecting rod 19, be positioned at directly over tested valve, and it is vertical with test platform 2, torque sensor 27 separately established by rotating mechanism 21.
In the present embodiment, described control system 23 comprises driver module, data acquisition module, data transmission module and data processing module, wherein data processing module is electrically connected with driver module, data acquisition module, data transmission module respectively, driver module another and ebullator 4, electric heating sheets 7, solenoid valve 11, solenoid valve 15, servomotor 22 and servomotor 29 are electrically connected, and data acquisition module is separately electrically connected with temperature sensor 8, pressure transducer 10, pressure transducer 16 and torque sensor 27 respectively.
In the present embodiment, the outside surface that electric heating sheets 7 is coated on steam reaction still 6 carries out heating and producing high-temperature steam.Connection Block 20 and riser guide 25 are slidably connected, and drive screw mandrel 24 to drive feed screw nut 26 by servomotor 29, realize Connection Block 20 oscilaltion.
In addition, after testing the valve of valve, back pressure adjusts by pressure transducer 16 and solenoid valve 15.
In the present embodiment, described data processing module is industrial monolithic processor control device or PLC technology apparatus.
When the present invention uses, its structure is simple, compact, floor area is little, place is adaptable, also effectively solve the problem not easily obtaining high-temperature high-pressure medium source in traditional stop valve Hot Life pilot system simultaneously, and reduce production and the use cost of pilot system, improve the stability that pilot system is run, and extend serviceable life, simultaneously, separately there is higher automatic capability, while reduction detects work operations amount, separately improve the accuracy detecting data, and remote control can be realized carry out test job, thus further increase the interaction capabilities of checkout equipment data.
More than show and describe ultimate principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and instructions just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (5)
1. a skid-mounted type small-bore gauge valve High Temperature High Pressure life test apparatus, it is characterized in that: it comprises frame, test platform, dividing plate, heating and pressure circulation system, test topworks and control system, described test platform is connected with frame, dividing plate is connected with frame, wherein said heating and pressure circulation system are arranged in the rack space under test platform, described control system is arranged in the rack space above dividing plate, wherein said heating and pressure circulation system comprise water storage box, ebullator, condensation water tank and steam reaction still, wherein said water storage box is connected with condensation water tank respectively by ebullator and water return pipeline, condensation water tank is communicated with steam reaction still, wherein establish non-return valve between ebullator and condensation water tank, water return pipeline between condensation water tank and water storage box is established solenoid valve and pressure transducer, described steam reaction still place establishes electric heating sheets and temperature sensor, pressure transducer and solenoid valve is separately established between described non-return valve and condensation water tank,
Described test topworks comprises importing flange, derive flange, Connection Block, connecting rod, claw, servomotor, rotating mechanism and jacking gear, wherein said importing flange is communicated with steam reaction still, described derivation flange is separately communicated with condensation water tank, and establish stop valve between described importing flange and steam reaction still, stop valve is established between described derivation flange and condensation water tank, described Connection Block is parallel with test platform and realize oscilaltion by jacking gear, described servomotor is fixed on Connection Block by rotating mechanism, described claw is connected with rotating mechanism by connecting rod, and it is vertical with test platform and Connection Block, described rotating mechanism separately establishes torque sensor, described jacking gear comprises screw mandrel, riser guide, feed screw nut, rotating mechanism and servomotor.
2. a kind of skid-mounted type according to claim 1 small-bore gauge valve High Temperature High Pressure life test apparatus, it is characterized in that, described control system comprises driver module, data acquisition module, data transmission module and data processing module, wherein said data processing module respectively with driver module, data acquisition module, data transmission module is electrically connected, another and the ebullator of described driver module, electric heating sheets, solenoid valve and servomotor electrical connection, described data acquisition module another respectively with temperature sensor, pressure transducer and torque sensor electrical connection.
3. a kind of skid-mounted type according to claim 2 small-bore gauge valve High Temperature High Pressure life test apparatus, it is characterized in that, described Connection Block and riser guide are slidably connected, and drive screw mandrel to drive feed screw nut by servomotor, realize Connection Block oscilaltion.
4. a kind of skid-mounted type according to claim 2 small-bore gauge valve High Temperature High Pressure life test apparatus, is characterized in that, described steam reaction still adopts the outside coated heating of electric heating sheets and produces high-temperature steam medium.
5. a kind of skid-mounted type according to claim 2 small-bore gauge valve High Temperature High Pressure life test apparatus, is characterized in that, described data processing module is industrial monolithic processor control device or PLC technology apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510083555.1A CN104655416A (en) | 2015-02-11 | 2015-02-11 | Skid-mounted device for testing lives of small-bore gauge valves under high-temperature and high-pressure conditions |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510083555.1A CN104655416A (en) | 2015-02-11 | 2015-02-11 | Skid-mounted device for testing lives of small-bore gauge valves under high-temperature and high-pressure conditions |
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| CN104655416A true CN104655416A (en) | 2015-05-27 |
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| CN201510083555.1A Pending CN104655416A (en) | 2015-02-11 | 2015-02-11 | Skid-mounted device for testing lives of small-bore gauge valves under high-temperature and high-pressure conditions |
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Cited By (5)
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| CN105181320A (en) * | 2015-10-09 | 2015-12-23 | 黄建斌 | Valve hot fluid detection system |
| CN106595992A (en) * | 2016-10-28 | 2017-04-26 | 中国联合工程公司 | High-temperature high-pressure gas service life test and airtightness test system of valve and test method thereof |
| CN107525664A (en) * | 2017-09-30 | 2017-12-29 | 山西好利阀机械制造有限公司 | A kind of valve HTHP life test rack |
| CN108318239A (en) * | 2018-04-02 | 2018-07-24 | 浙江省太阳能产品质量检验中心 | Test system for solar water container PT valves |
| CN112326232A (en) * | 2020-11-20 | 2021-02-05 | 西安航天动力研究所 | Examination test device and method for ultrahigh-temperature high-pressure stop valve |
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Application publication date: 20150527 |