CN109358253A - Inflatable composite cross arm internal condensation test system and method - Google Patents
Inflatable composite cross arm internal condensation test system and method Download PDFInfo
- Publication number
- CN109358253A CN109358253A CN201811444144.0A CN201811444144A CN109358253A CN 109358253 A CN109358253 A CN 109358253A CN 201811444144 A CN201811444144 A CN 201811444144A CN 109358253 A CN109358253 A CN 109358253A
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- arm
- compound cross
- measured
- recording device
- puffer
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- 230000005494 condensation Effects 0.000 title claims abstract description 34
- 238000009833 condensation Methods 0.000 title claims abstract description 34
- 238000012360 testing method Methods 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 14
- 239000002131 composite material Substances 0.000 title abstract description 13
- 238000001514 detection method Methods 0.000 claims abstract description 32
- 238000007789 sealing Methods 0.000 claims abstract description 5
- 230000002093 peripheral effect Effects 0.000 claims abstract description 3
- 150000001875 compounds Chemical class 0.000 claims description 76
- 230000032683 aging Effects 0.000 claims description 47
- 230000001351 cycling effect Effects 0.000 claims description 35
- 238000005286 illumination Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 7
- 238000004088 simulation Methods 0.000 claims description 7
- 239000000523 sample Substances 0.000 claims description 6
- 238000010998 test method Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 3
- 239000000565 sealant Substances 0.000 claims description 3
- 238000005538 encapsulation Methods 0.000 claims description 2
- 238000005382 thermal cycling Methods 0.000 claims description 2
- 238000009413 insulation Methods 0.000 abstract description 3
- 238000011160 research Methods 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 5
- 230000001771 impaired effect Effects 0.000 description 4
- 238000010292 electrical insulation Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000012260 resinous material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/003—Environmental or reliability tests
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Abstract
The invention discloses an inflatable composite cross arm internal condensation test system and method, belonging to the technical field of composite cross arm insulation characteristic research, and comprising an environment control device, a composite cross arm to be tested and a detection recording device, wherein the environment control device is used for controlling the peripheral temperature and humidity of the composite cross arm to be tested; the detection part of the detection recording device is arranged in the inner cavity of the composite cross arm to be detected and is subjected to sealing treatment, the detection part of the detection recording device is electrically connected to the host part of the detection recording device through a signal wire, and the host part of the detection recording device is placed outside the main body part of the environment control device. The scheme provided by the invention can be used for testing and measuring the internal condensation condition of the composite cross arm and providing test data so as to improve the structure of the composite cross arm and improve the internal insulativity of the composite cross arm.
Description
Technical field
The invention belongs to inside compound cross-arm insulation characterisitic studying technological domain more particularly to a kind of compound cross-arm of Puffer-type
Condensation test system and method.
Background technique
With the improvement of resin and fibrous material performance and the progress of manufacturing technology, composite material pole tower is by countries in the world
The attention for industry of transmitting electricity.The cross-arm of transmission tower by all-steel structure is changed to composite material substitution, and can effectively to reduce corridor wide
Degree reduces maintenance cost, improves line construction efficiency.But during the compound cross-arm of Puffer-type practical O&M, due to aging or
Cross-arm internal condensation situation caused by impaired affects the interior insulation performance of compound cross-arm.Therefore in the research compound cross-arm of Puffer-type
Portion's condensation situation is of great significance.
The country rarely has the research for the compound cross-arm built-in electrical insulation characteristic of Puffer-type at present, and there are no a set of perfect systems
It can be realized the test and measurement to compound cross-arm internal condensation situation.
Summary of the invention
The object of the present invention is to provide a kind of compound cross-arm internal condensation pilot system of Puffer-type and methods, with analog composite
After cross-arm aging is impaired, internal condensation situation improves the built-in electrical insulation of compound cross-arm in order to improve the structure of compound cross-arm
Property.
In order to solve the above technical problems, the present invention adopts the following technical scheme:
A kind of compound cross-arm internal condensation pilot system of Puffer-type of the present invention, including environment control unit, compound cross to be measured
Load and detection recording device, the environment control unit are used to control the peripheral temperature and humidity of the compound cross-arm to be measured；The inspection
Inner cavity and the encapsulation process of the compound cross-arm to be measured, the detection recording device is arranged in the probe portion for surveying recording device
Probe portion by signal wire be electrically connected to it is described detection recording device host machine part, it is described detection recording device host
It is partially disposed in the outside of the main part of the environment control unit.
Further, the environment control unit includes the cold cycling ageing oven of main part, the first temperature and humidity sensing
Device and temperature and humidity control instrument, the temperature and humidity control instrument acquire the signal of first Temperature Humidity Sensor and control described cold and hot
The temperature and humidity inside ageing oven warehouse is recycled, first Temperature Humidity Sensor is set to the cold cycling ageing oven warehouse
On inner wall；The compound cross-arm to be measured is arranged inside the cold cycling ageing oven warehouse.
Further, the compound cross-arm to be measured includes main body, the ring flange that the main body both ends are arranged in and is provided with
Tiny flaw in main body.
Further, the probe portion of the detection recording device is specially the second Temperature Humidity Sensor and endoscope, institute
The host machine part for stating detection recording device is specially test data recorder.
Further, second Temperature Humidity Sensor and endoscope by the mounting hole of the ring flange be packed into it is described to
The inside for surveying the cavity of compound cross-arm, the mounting hole of the ring flange has been resealed using sealant, and is inflated.
Further, the endoscope is specially the endoscope with LED illumination.
The corresponding embodiment of the present invention also provides a kind of compound cross-arm internal condensation test method of Puffer-type, comprising:
Aging is generated in the compound cross-arm simulation transport to be measured, installation, use process for having tiny flaw using artificial manufacture
Or impaired cross-arm；
Application environment locating for the compound cross-arm is simulated using environment control unit, the compound cross-arm to be measured is set to
Inside the warehouse of the cold cycling ageing oven of the environment control unit；
Using the vision signal of temperature and humidity and condensation inside compound cross-arm to be measured described in detection recording apparatus collecting, go forward side by side
Row storage, the second Temperature Humidity Sensor of the detection recording device and the endoscope with LED illumination pass through described to be measured compound
The ring flange of cross-arm is set to the inside of the cavity of the compound cross-arm to be measured, and is sealed to installation hole, then in institute
The inside cavity for stating compound cross-arm to be measured is filled with protective gas, reaches positive pressure；
When carrying out simulation test, the storehouse of the cold cycling ageing oven will be placed in by the compound cross-arm to be measured reequiped
In vivo, the signal wire of second Temperature Humidity Sensor and the endoscope with LED illumination cold and hot is followed by sealing element by described
Ring ageing oven chamber door is connected to the test data recorder of the detection recording device；Cold cycling ageing oven chamber door is closed
Afterwards, startup environment control device, so that cold cycling ageing oven is run according to program setting, open detection recording device is examined
It surveys and records.
Further, the cold cycling ageing oven is closed loop control mode according to the dry run of setting program, according to
The first Temperature Humidity Sensor feedback signal that the cold cycling aging chamber interior wall is arranged in constantly adjusts operation.
Further, for the cold cycling ageing oven within the test period, range 90%rh~100%rh is arranged in humidity；
In test period, daily 6 points to 17 points of temperature setting are 38 DEG C~42 DEG C, remaining time is -12 DEG C~-8 DEG C.
Compared with prior art, advantageous effects of the invention:
The compound cross-arm internal condensation pilot system of Puffer-type of the present invention and method have micro- by environment control unit simulation
Application environment locating for the compound cross-arm of small defect detects temperature and humidity and video letter inside the compound cross-arm of recording device instant recording
Breath.Scheme provided by the present invention is capable of the internal condensation situation of effective analog composite cross-arm, thus exhausted to improve compound cross-arm
Edge performance provides foundation.
Detailed description of the invention
The invention will be further described for explanation with reference to the accompanying drawing.
Fig. 1 is the compound cross-arm internal condensation test system architecture schematic diagram of Puffer-type of the present invention；
Fig. 2 is the compound cross-arm internal condensation pilot system cold cycling ageing oven operation curve of Puffer-type of the present invention；
Description of symbols: 1, temperature and humidity control instrument；2, the first Temperature Humidity Sensor；3, the second Temperature Humidity Sensor；4,
Cold cycling ageing oven；5, endoscope；6, tiny flaw；7, main body；8, test data recorder；9, ring flange.
Specific embodiment
A kind of compound cross-arm internal condensation pilot system of Puffer-type is provided for the embodiments of the invention first to be introduced:
As shown in Figure 1, a kind of compound cross-arm internal condensation pilot system of Puffer-type includes environment control unit, compound cross-arm to be measured and inspection
Recording device is surveyed, environment control unit includes temperature and humidity control instrument 1, the first Temperature Humidity Sensor 2 and cold cycling ageing oven 4；
Detecting recording device includes the second Temperature Humidity Sensor 3, endoscope 5 and test data recorder 8；Compound cross-arm to be measured includes master
Body 7, the ring flange 9 that the main body both ends are set and the tiny flaw 6 being provided in main body, the method for compound cross-arm one end to be measured
Blue disk 9 needs to install the second Temperature Humidity Sensor 3 and endoscope 5 after reequiping, and uses the hole of sealant closing installation.It is interior
The specifically used endoscope with LED illumination of sight glass 5, convenient for observing compound cross-arm inside cavity situation to be measured.Compound cross to be measured
Load is placed on the inside of the warehouse of cold cycling ageing oven 4, and the signal wire of the second Temperature Humidity Sensor 3 and endoscope 5 passes through cold
The sealing element of the chamber door of thermal cycling ageing case 4 is connected to the test data recorder 8 outside cold cycling ageing oven 4.
The temperature and humidity of environment locating for compound cross-arm to be measured, 6 energy of tiny flaw are simulated by controlling cold cycling ageing oven 4
Enough realize that compound cross-arm air pressure inside to be measured is slowly revealed, and atmospheric pressure value be reduced to it is normal after, realize in warehouse gas and to be measured
The exchange of compound cross-arm inside cavity gas.Temperature and humidity and condensation situation inside compound cross-arm to be measured can be by the second temperature and humidity
Sensor 3 and endoscope 5 detect, and are transmitted to Experiment Data Records device 8, are shown and are stored, and researcher is convenient for
Carry out data analysis.
Based on the compound cross-arm internal condensation pilot system of above-mentioned Puffer-type, the present invention also provides a kind of compound cross-arms of Puffer-type
Internal condensation test method, comprising:
Aging is generated in the compound cross-arm simulation transport to be measured, installation, use process for having tiny flaw using artificial manufacture
Or impaired cross-arm；
Application environment locating for the compound cross-arm is simulated using environment control unit, the compound cross-arm to be measured is set to
Inside the warehouse of the cold cycling ageing oven 4 of the environment control unit；
Using the vision signal of temperature and humidity and condensation inside compound cross-arm to be measured described in detection recording apparatus collecting, go forward side by side
Row storage, the second Temperature Humidity Sensor 3 of the detection recording device and the endoscope with LED illumination pass through described to be measured compound
The ring flange 9 of cross-arm is set to the inside of the cavity of the compound cross-arm to be measured, and is sealed to installation hole, then in institute
The inside cavity for stating compound cross-arm to be measured is filled with protective gas, reaches positive pressure；
When carrying out simulation test, the cold cycling ageing oven 4 will be placed in by the compound cross-arm to be measured reequiped
In warehouse, the signal wire of second Temperature Humidity Sensor 3 and the endoscope with LED illumination passes through described cold and hot by sealing element
4 chamber door of ageing oven is recycled, the test data recorder 8 of the detection recording device is connected to；Cold cycling ageing oven 4 is closed
After chamber door, startup environment control device, so that cold cycling ageing oven 4 is run according to program setting, open detection recording device
It is detected and is recorded.
The cold cycling ageing oven 4 is closed loop control mode according to the dry run of setting program, according to setting in institute
2 feedback signal of the first Temperature Humidity Sensor for stating cold cycling aging chamber interior wall constantly adjusts operation.As shown in Fig. 2, being cold and hot
Recycle ageing oven 4 setting operation curve, cold cycling ageing oven 4 within the test period, humidity be arranged range 90%~
100%；In test period, daily 6 points to 17 points of temperature setting are 38 DEG C~42 DEG C, remaining time is -12 DEG C~-8 DEG C.It is warm and humid
Spend controller 1 in cold cycling ageing oven 4 temperature be lower than the session set point when, transmission heating signal；Otherwise transmission cooling
Signal.When humidity is lower than the session set point in cold cycling ageing oven 4, transmission humidification signal；Otherwise transmission stops humidification
Signal.
Embodiment described above is only that preferred embodiment of the invention is described, and is not carried out to the scope of the present invention
It limits, without departing from the spirit of the design of the present invention, those of ordinary skill in the art make technical solution of the present invention
Various changes and improvements, should all fall into claims of the present invention determine protection scope in.
Claims (9)
1. a kind of compound cross-arm internal condensation pilot system of Puffer-type, it is characterised in that: including environment control unit, to be measured compound
Cross-arm and detection recording device, the environment control unit are used to control the peripheral temperature and humidity of the compound cross-arm to be measured；It is described
Inner cavity and the encapsulation process of the compound cross-arm to be measured, the detection record dress is arranged in the probe portion of detection recording device
The probe portion set is electrically connected to the host machine part of the detection recording device, the master of the detection recording device by signal wire
Machine is partially disposed in the outside of the main part of the environment control unit.
2. the compound cross-arm internal condensation pilot system of Puffer-type according to claim 1, it is characterised in that: the environment control
Device processed includes the cold cycling ageing oven (4), the first Temperature Humidity Sensor (2) and temperature and humidity control instrument (1) of main part, institute
Temperature and humidity control instrument (1) is stated to acquire the signal of first Temperature Humidity Sensor (2) and control the cold cycling ageing oven (4)
Temperature and humidity inside warehouse, first Temperature Humidity Sensor (2) are set to the inner wall of cold cycling ageing oven (4) warehouse
On；The compound cross-arm to be measured is arranged inside cold cycling ageing oven (4) warehouse.
3. the compound cross-arm internal condensation pilot system of Puffer-type according to claim 1, it is characterised in that: described to be measured multiple
Closing cross-arm includes main body (7), the ring flange (9) that the main body both ends are arranged in and the tiny flaw being provided on main body (7)
(6)。
4. the compound cross-arm internal condensation pilot system of Puffer-type according to claim 3, it is characterised in that: the detection note
The probe portion of recording device is specially the second Temperature Humidity Sensor (3) and endoscope (5), the host portion of the detection recording device
Divide is specially test data recorder (8).
5. the compound cross-arm internal condensation pilot system of Puffer-type according to claim 3 or 4, it is characterised in that: described
Two Temperature Humidity Sensors (3) and endoscope (5) are packed into the chamber of the compound cross-arm to be measured by the mounting hole of the ring flange (9)
The inside of body, the mounting hole of the ring flange (9) has been resealed using sealant, and is inflated.
6. the compound cross-arm internal condensation pilot system of Puffer-type according to claim 5, the endoscope (5) is specially band
The endoscope of LED illumination.
7. a kind of compound cross-arm internal condensation test method of Puffer-type, it is characterised in that: Puffer-type as claimed in claim 6 is multiple
Cross-arm internal condensation pilot system is closed,
Generated in the compound cross-arm simulation transport to be measured, installation, use process for having tiny flaw using artificial manufacture aging or by
The cross-arm of damage；
Application environment locating for the compound cross-arm is simulated using environment control unit, the compound cross-arm to be measured is set to described
Inside the warehouse of the cold cycling ageing oven of environment control unit；
Using the vision signal of temperature and humidity and condensation inside compound cross-arm to be measured described in detection recording apparatus collecting, and deposited
Storage, the second Temperature Humidity Sensor of the detection recording device and the endoscope with LED illumination pass through the compound cross-arm to be measured
Ring flange be set to the compound cross-arm to be measured cavity inside, and installation hole is sealed, then it is described to
The inside cavity for surveying compound cross-arm is filled with protective gas, reaches positive pressure；
When carrying out simulation test, the warehouse of the cold cycling ageing oven will be placed in by the compound cross-arm to be measured reequiped
Interior, the signal wire of second Temperature Humidity Sensor and the endoscope with LED illumination passes through the cold cycling by sealing element
Ageing oven chamber door is connected to the test data recorder of the detection recording device；After having closed cold cycling ageing oven chamber door,
Startup environment control device, so that cold cycling ageing oven is run according to program setting, open detection recording device is detected
And record.
8. the compound cross-arm internal condensation test method of Puffer-type according to claim 7, it is characterised in that: described cold and hot to follow
Ring ageing oven is closed loop control mode according to the dry run of setting program, according to setting in the cold cycling aging chamber interior wall
The first Temperature Humidity Sensor feedback signal constantly adjust operation.
9. the compound cross-arm internal condensation test method method of Puffer-type according to claim 8, it is characterised in that: described cold
For thermal cycling ageing case within the test period, range 90%rh~100%rh is arranged in humidity；In test period, temperature setting daily 6
O'clock to 17 points be 38 DEG C~42 DEG C, remaining time be -12 DEG C~-8 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811444144.0A CN109358253A (en) | 2018-11-29 | 2018-11-29 | Inflatable composite cross arm internal condensation test system and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811444144.0A CN109358253A (en) | 2018-11-29 | 2018-11-29 | Inflatable composite cross arm internal condensation test system and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109358253A true CN109358253A (en) | 2019-02-19 |
Family
ID=65343622
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811444144.0A Pending CN109358253A (en) | 2018-11-29 | 2018-11-29 | Inflatable composite cross arm internal condensation test system and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022082557A1 (en) * | 2020-10-22 | 2022-04-28 | 广西电网有限责任公司电力科学研究院 | Insulating composite cross arm aging test system |
| CN114527160A (en) * | 2022-04-22 | 2022-05-24 | 中国电子产品可靠性与环境试验研究所（（工业和信息化部电子第五研究所）（中国赛宝实验室）） | Surface condensation phenomenon simulation test device |
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