CN107202644A - A kind of intelligent photovoltaic electricity generation system protector - Google Patents
A kind of intelligent photovoltaic electricity generation system protector Download PDFInfo
- Publication number
- CN107202644A CN107202644A CN201710410088.8A CN201710410088A CN107202644A CN 107202644 A CN107202644 A CN 107202644A CN 201710410088 A CN201710410088 A CN 201710410088A CN 107202644 A CN107202644 A CN 107202644A
- Authority
- CN
- China
- Prior art keywords
- cable
- temperature sensor
- generation system
- electricity generation
- temperature
- 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.)
- Granted
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/08—Protective devices, e.g. casings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
Abstract
The present invention discloses a kind of intelligent photovoltaic electricity generation system protector, it is related to technical field of photovoltaic power generation, including photovoltaic module, photovoltaic DC-to-AC converter and cable, it is electrically connected between the photovoltaic module and photovoltaic DC-to-AC converter using cable, also include monitoring system, the monitoring system includes temperature-detecting device and computer, the temperature-detecting device is provided with cable, the temperature-detecting device includes containment vessel and temperature sensor, the temperature sensor is located inside containment vessel, the temperature sensor is electrically connected with computer, the cable penetration containment vessel, the temperature sensor is in contact with cable, the cable sets fluted with temperature sensor contact position, the temperature sensor is located inside grooves, connected between the temperature sensor and cable using fastener.The intelligent photovoltaic electricity generation system protector can detect and monitor the surface temperature of cable in real time, prevent that electric wire heating is excessive and occurs fire.
Description
Technical field
The present invention relates to technical field of photovoltaic power generation, and in particular to a kind of intelligent photovoltaic electricity generation system protector.
Background technology
Photovoltaic generating system is the electricity generation system that electric energy is directly converted solar energy into using solar cell.It main
Part is solar cell, battery, controller and inverter.It is characterized in reliability height, service life length, does not pollute ring
Border, energy Independent Power Generation can be incorporated into the power networks again, the favor organized by every industry or trade, with vast potential for future development.Photovoltaic generation
System（PVSystem）It is the electricity generation system for converting solar energy into electric energy, what is utilized is photovoltaic effect.Photovoltaic generation system
System is divided into individual solar photovoltaic generating system, grid-connected solar photovoltaic generation system and distributed solar energy photovoltaic generation system
System.Its critical piece is solar cell, battery, controller and inverter.It is characterized in reliability height, service life
Long, free from environmental pollution, energy Independent Power Generation can be incorporated into the power networks again, the favor organized by every industry or trade, before wide development
Scape.Global photovoltaic generation in 2012 adds up installation and reaches 97GW, and the newly-increased installation 30GW in the whole world in 2012, the newly-increased installation of China is accounted for entirely
More than the 16% of ball total amount, as country vigorously supports to clean energy resource industry, China's photovoltaic generating system industry will welcome hair
Open up peak period.Refer to the photovoltaic effect using photovoltaic cell, solar radiant energy be directly changed into the electricity generation system of electric energy,
Including photovoltaic module and matching component (BOS).It was predicted that solar energy power generating can occupy world energy sources consumption in 21 century
Important seat, will not only substitute part conventional energy resource, and by the main body as world energy supplies.The year two thousand thirty is expected, can
The renewable sources of energy will account for more than 30% in total energy source structure, and accounting of the solar energy power generating in the supply of world's total electricity
Also it is up to more than 10%;To the year two thousand forty, regenerative resource will account for more than the 50% of total energy consumption, and solar energy power generating will account for total electricity
More than the 20% of power;To 21 century Mo, regenerative resource will account for more than 80% in energy resource structure, and solar power generation will be accounted for
More than 60%.These numerals are enough to show the development prospect of solar photovoltaic industry and its important strategically in energy field
Position.
At least there are following problems in the prior art：Photovoltaic generation is popularized very much, and security protection is very crucial, short circuit, leakage
The debris such as electricity, insulation ag(e)ing, bird dung, which block situations such as causing heat generating spot, can all cause fire, and danger is caused to user and power system
Evil.
The content of the invention
It is an object of the invention to provide a kind of intelligent photovoltaic electricity generation system protector, it can detect and monitor in real time
The surface temperature of cable, prevents that electric wire heating is excessive and occurs fire.
To achieve the above object, the present invention provides following technical scheme：
A kind of intelligent photovoltaic electricity generation system protector, including photovoltaic module, photovoltaic DC-to-AC converter and cable, the photovoltaic module with
It is electrically connected between photovoltaic DC-to-AC converter using cable, also includes monitoring system, the monitoring system includes temperature detection dress
Put and computer, the temperature-detecting device is provided with cable, the temperature-detecting device includes containment vessel and TEMP
Device, the temperature sensor is located inside containment vessel, and the temperature sensor is electrically connected with computer, and the cable penetration is protected
Protective case, the temperature sensor is in contact with cable, and the cable sets fluted, the temperature with temperature sensor contact position
Sensor is located inside grooves, is connected between the temperature sensor and cable using fastener, and the fastener is provided with one
More than individual, the fastener includes upper-part and lower part, and the upper-part uses screw connection, the protection with lower component
The upper surface of shell is provided with waterproof membrane and thermal isolation film, and the waterproof membrane is located at the lower section of thermal isolation film.
In an alternate embodiment of the invention, the containment vessel includes upper casing and lower casing, is clamping between the upper casing and lower casing
Connection.
In an alternate embodiment of the invention, the both sides of the edge of the lower casing are provided with T-shaped neck, the length of the T-shaped neck etc.
In the length of lower casing, the upper casing both sides of the edge are provided with the T-shaped card article matched with T-shaped neck, the T-shaped neck with it is T-shaped
Card article is bound to each other to form card holding structure.
In an alternate embodiment of the invention, the fastener is provided with two, and the fastener is made of plastics.
In an alternate embodiment of the invention, the depth of the groove and the ratio of cable radius are 1:6-1:3.
In an alternate embodiment of the invention, the depth of the groove and the ratio of cable radius are 1:5.
In an alternate embodiment of the invention, the thickness of the waterproof membrane is 0.1cm.
In an alternate embodiment of the invention, the thickness of the thermal isolation film is 0.15cm.
In an alternate embodiment of the invention, the monitoring system also includes alarm, and the alarm is connected with computer.
Beneficial effects of the present invention are：The intelligent photovoltaic electricity generation system protector detects cable by temperature sensor
Surface temperature, temperature sensor sends signal to computer again, realizes the function of detection in real time and monitoring cable temperature, prevents
Only fire occurs for cable temperature overheat；The temperature sensor is provided with inside containment vessel, and containment vessel can protect temperature sensor
It is not damaged；Containment vessel surface is provided with waterproof membrane and thermal isolation film, and waterproof membrane can prevent rainwater from flowing into inside containment vessel, rainwater
Temperature sensor is damaged, thermal isolation film can prevent the heat of the sun from influenceing the detection of temperature sensor；Cable and temperature sensor
Contact position be additionally provided with groove, the connection of temperature sensor and cable can be caused more to consolidate.In addition, containment vessel is divided into
Shell and lower casing, are connected between upper casing and lower casing for clamping, are dismounted very convenient；Monitoring system also includes alarm, works as temperature
Sensor detect cable temperature it is too high when, computer sends signal to alarm, and alarm sends alarm, serves prompting
The effect of people.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding invention, constitutes the part of the application, the present invention
Schematic description and description be used for explain the present invention, do not constitute the improper restriction to invention.In the accompanying drawings：
Fig. 1 is intelligent photovoltaic electricity generation system protective device structure schematic diagram provided in an embodiment of the present invention.
Fig. 2 is temperature-detecting device structural representation provided in an embodiment of the present invention.
Fig. 3 is fastener constructions schematic diagram provided in an embodiment of the present invention.
Fig. 4 is containment vessel structural representation provided in an embodiment of the present invention.
Fig. 5 is lower casing top view provided in an embodiment of the present invention.
Embodiment
The technical scheme provided with reference to Fig. 1-5 couples of present invention is illustrated in more detail.
Embodiment 1
Referring to shown in Fig. 1 to 3, a kind of intelligent photovoltaic electricity generation system protector, including photovoltaic module 1, photovoltaic DC-to-AC converter 2 and electricity
Cable 3, is electrically connected with using cable 3 between the photovoltaic module 1 and photovoltaic DC-to-AC converter 2, also includes monitoring system, the monitoring
System includes temperature-detecting device 4 and computer 5, and the temperature-detecting device 4 is provided with cable 3, the temperature detection
Device 4 includes containment vessel 6 and temperature sensor 7, and the temperature sensor 7 is located inside containment vessel 6, the temperature sensor 7
It is electrically connected with computer 5, the cable 3 runs through containment vessel 6, the temperature sensor 7 is in contact with cable 3, the cable 3
With the contact position of temperature sensor 7 set fluted 9, the temperature sensor 7 be located at groove 9 inside, the temperature sensor 7 with
Connected between cable 6 using fastener 8, the fastener 8 includes upper-part 10 and lower component 11, and the upper-part 10 is with
Part 11 uses screw connection, and the upper surface of the containment vessel 6 is provided with waterproof membrane and thermal isolation film, and the waterproof membrane is located at heat-insulated
The lower section of film.
The present embodiment has the beneficial effect that：The intelligent photovoltaic electricity generation system protector detects cable by temperature sensor
Surface temperature, temperature sensor sends signal to computer again, realizes the function of detection in real time and monitoring cable temperature,
Prevent cable temperature overheat from occurring fire；The temperature sensor is provided with inside containment vessel, and containment vessel can protect TEMP
Device is not damaged；Containment vessel surface is provided with waterproof membrane and thermal isolation film, and waterproof membrane can prevent rainwater from flowing into inside containment vessel, rain
Water Damage temperature sensor, thermal isolation film can prevent the heat of the sun from influenceing the detection of temperature sensor；Cable and TEMP
The contact position of device is additionally provided with groove, and the connection of temperature sensor and cable can be caused more to consolidate.
Embodiment 2
Referring to shown in Fig. 1 to 5, a kind of intelligent photovoltaic electricity generation system protector, including photovoltaic module 1, photovoltaic DC-to-AC converter 2 and electricity
Cable 3, is electrically connected with using cable 3 between the photovoltaic module 1 and photovoltaic DC-to-AC converter 2, also includes monitoring system, the monitoring
System includes temperature-detecting device 4 and computer 5, and the temperature-detecting device 4 is provided with cable 3, the temperature detection
Device 4 includes containment vessel 6 and temperature sensor 7, and the temperature sensor 7 is located inside containment vessel 6, the temperature sensor 7
It is electrically connected with computer 5, the cable 3 runs through containment vessel 6, the temperature sensor 7 is in contact with cable 3, the cable 3
With the contact position of temperature sensor 7 set fluted 9, the temperature sensor 7 be located at groove 9 inside, the temperature sensor 7 with
Connected between cable 6 using fastener 8, the fastener 8 includes upper-part 10 and lower component 11, and the upper-part 10 is with
Part 11 uses screw connection, and the upper surface of the containment vessel 6 is provided with waterproof membrane and thermal isolation film, and the waterproof membrane is located at heat-insulated
The lower section of film.
The containment vessel 6 includes upper casing 12 and lower casing 13, is connected between the upper casing 12 and lower casing 13 for clamping.
The both sides of the edge of the lower casing 13 are provided with T-shaped neck 15, and the length of the T-shaped neck 15 is equal to the length of lower casing 13
Degree, the both sides of the edge of upper casing 12 are provided with the T-shaped card article 14 matched with T-shaped neck 15, the T-shaped neck 15 and T-shaped card
Bar 14 is bound to each other to form card holding structure.
The fastener 8 is provided with two, and the fastener 8 is made of plastics.
The present embodiment has the beneficial effect that：The intelligent photovoltaic electricity generation system protector detects cable by temperature sensor
Surface temperature, temperature sensor sends signal to computer again, realizes the function of detection in real time and monitoring cable temperature,
Prevent cable temperature overheat from occurring fire；The temperature sensor is provided with inside containment vessel, and containment vessel can protect TEMP
Device is not damaged；Containment vessel surface is provided with waterproof membrane and thermal isolation film, and waterproof membrane can prevent rainwater from flowing into inside containment vessel, rain
Water Damage temperature sensor, thermal isolation film can prevent the heat of the sun from influenceing the detection of temperature sensor；Cable and TEMP
The contact position of device is additionally provided with groove, and the connection of temperature sensor and cable can be caused more to consolidate；Containment vessel is divided into upper casing
And lower casing, connect, dismount very convenient for clamping between upper casing and lower casing.
Embodiment 3
Referring to shown in Fig. 1 to 5, a kind of intelligent photovoltaic electricity generation system protector, including photovoltaic module 1, photovoltaic DC-to-AC converter 2 and electricity
Cable 3, is electrically connected with using cable 3 between the photovoltaic module 1 and photovoltaic DC-to-AC converter 2, also includes monitoring system, the monitoring
System includes temperature-detecting device 4 and computer 5, and the temperature-detecting device 4 is provided with cable 3, the temperature detection
Device 4 includes containment vessel 6 and temperature sensor 7, and the temperature sensor 7 is located inside containment vessel 6, the temperature sensor 7
It is electrically connected with computer 5, the cable 3 runs through containment vessel 6, the temperature sensor 7 is in contact with cable 3, the cable 3
With the contact position of temperature sensor 7 set fluted 9, the temperature sensor 7 be located at groove 9 inside, the temperature sensor 7 with
Connected between cable 6 using fastener 8, the fastener 8 includes upper-part 10 and lower component 11, and the upper-part 10 is with
Part 11 uses screw connection, and the upper surface of the containment vessel 6 is provided with waterproof membrane and thermal isolation film, and the waterproof membrane is located at heat-insulated
The lower section of film.
The containment vessel 6 includes upper casing 12 and lower casing 13, is connected between the upper casing 12 and lower casing 13 for clamping.
The both sides of the edge of the lower casing 13 are provided with T-shaped neck 15, and the length of the T-shaped neck 15 is equal to the length of lower casing 13
Degree, the both sides of the edge of upper casing 12 are provided with the T-shaped card article 14 matched with T-shaped neck 15, the T-shaped neck 15 and T-shaped card
Bar 14 is bound to each other to form card holding structure.
The fastener 8 is provided with two, and the fastener 8 is made of plastics.
The depth of the groove 9 and the ratio of the radius of cable 3 are 1:5.
The thickness of the waterproof membrane is 0.1cm.
The thickness of the thermal isolation film is 0.15cm.
The monitoring system also includes alarm 16, and the alarm 16 is connected with computer 5.
The present embodiment has the beneficial effect that：The intelligent photovoltaic electricity generation system protector detects cable by temperature sensor
Surface temperature, temperature sensor sends signal to computer again, realizes the function of detection in real time and monitoring cable temperature,
Prevent cable temperature overheat from occurring fire；The temperature sensor is provided with inside containment vessel, and containment vessel can protect TEMP
Device is not damaged；Containment vessel surface is provided with waterproof membrane and thermal isolation film, and waterproof membrane can prevent rainwater from flowing into inside containment vessel, rain
Water Damage temperature sensor, thermal isolation film can prevent the heat of the sun from influenceing the detection of temperature sensor；Cable and TEMP
The contact position of device is additionally provided with groove, and the connection of temperature sensor and cable can be caused more to consolidate；Containment vessel is divided into upper casing
And lower casing, connect, dismount very convenient for clamping between upper casing and lower casing；Monitoring system also includes alarm, when temperature is passed
Sensor detect cable temperature it is too high when, computer sends signal to alarm, and alarm sends alarm, serves prompter
Effect.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic,
But these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (9)
1. a kind of intelligent photovoltaic electricity generation system protector, including photovoltaic module（1）, photovoltaic DC-to-AC converter（2）And cable（3）, institute
State photovoltaic module（1）With photovoltaic DC-to-AC converter（2）Between use cable（3）It is electrically connected with, it is characterised in that also include monitoring system
System, the monitoring system includes temperature-detecting device（4）And computer（5）, the temperature-detecting device（4）It is provided with cable
（3）On, the temperature-detecting device（4）Including containment vessel（6）And temperature sensor（7）, the temperature sensor（7）Positioned at guarantor
Protective case（6）Inside, the temperature sensor（7）With computer（5）It is electrically connected with, the cable（3）Through containment vessel（6）, institute
State temperature sensor（7）With cable（3）It is in contact, the cable（3）With temperature sensor（7）Contact position sets fluted（9）,
The temperature sensor（7）Positioned at groove（9）Inside, the temperature sensor（7）With cable（6）Between use fastener（8）
Connection, the fastener（8）Include upper-part（10）And lower component（11）, the upper-part（10）With lower component（11）Using
Screw connection, the containment vessel（6）Upper surface be provided with waterproof membrane and thermal isolation film, the waterproof membrane is located under thermal isolation film
Side.
2. intelligent photovoltaic electricity generation system protector according to claim 1, it is characterised in that the containment vessel（6）Bag
Include（12）Upper casing and lower casing（13）, the upper casing（12）And lower casing（13）Between for clamping connection.
3. intelligent photovoltaic electricity generation system protector according to claim 2, it is characterised in that the lower casing（13）Two
Lateral edges are provided with T-shaped neck（15）, the T-shaped neck（15）Length be equal to lower casing（13）Length, the upper casing（12）
Both sides of the edge are provided with and T-shaped neck（15）The T-shaped card article matched（14）, the T-shaped neck（15）With T-shaped card article（14）Phase
Mutually combine to form card holding structure.
4. intelligent photovoltaic electricity generation system protector according to claim 3, it is characterised in that the fastener（8）If
It is equipped with two.
5. intelligent photovoltaic electricity generation system protector according to claim 4, it is characterised in that the groove（9）Depth
Degree and cable（3）The ratio of radius is 1:6-1:3.
6. intelligent photovoltaic electricity generation system protector according to claim 5, it is characterised in that the groove（9）Depth
Degree and cable（3）The ratio of radius is 1:5.
7. intelligent photovoltaic electricity generation system protector according to claim 6, it is characterised in that the thickness of the waterproof membrane
For 0.1cm.
8. intelligent photovoltaic electricity generation system protector according to claim 7, it is characterised in that the thickness of the thermal isolation film
For 0.15cm.
9. intelligent photovoltaic electricity generation system protector according to claim 8, it is characterised in that the monitoring system is also wrapped
Alarm is included（16）, the alarm（16）With computer（5）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710410088.8A CN107202644B (en) | 2017-06-03 | 2017-06-03 | Intelligent photovoltaic power generation system protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710410088.8A CN107202644B (en) | 2017-06-03 | 2017-06-03 | Intelligent photovoltaic power generation system protection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107202644A true CN107202644A (en) | 2017-09-26 |
| CN107202644B CN107202644B (en) | 2020-03-27 |
Family
ID=59906710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710410088.8A Active CN107202644B (en) | 2017-06-03 | 2017-06-03 | Intelligent photovoltaic power generation system protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107202644B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201364205Y (en) * | 2009-01-08 | 2009-12-16 | 保定市天河电子技术有限公司 | Easy-installing temperature sensor of wire connecting terminal |
| US20100093231A1 (en) * | 2008-10-10 | 2010-04-15 | Tyco Electronics Corporation | Solar box and two position solar connectors |
| US20110195445A1 (en) * | 2010-02-08 | 2011-08-11 | Halden Rolf U | Methods and systems for fluid examination and remediation |
| CN202405803U (en) * | 2012-01-12 | 2012-08-29 | 温州电力局 | Grid-connected photovoltaic power generation system |
| CN203772438U (en) * | 2014-04-11 | 2014-08-13 | 辽宁电能发展股份有限公司 | Photovoltaic inversion cabinet digital temperature measurement acquisition circuit |
-
2017
- 2017-06-03 CN CN201710410088.8A patent/CN107202644B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100093231A1 (en) * | 2008-10-10 | 2010-04-15 | Tyco Electronics Corporation | Solar box and two position solar connectors |
| CN201364205Y (en) * | 2009-01-08 | 2009-12-16 | 保定市天河电子技术有限公司 | Easy-installing temperature sensor of wire connecting terminal |
| US20110195445A1 (en) * | 2010-02-08 | 2011-08-11 | Halden Rolf U | Methods and systems for fluid examination and remediation |
| CN202405803U (en) * | 2012-01-12 | 2012-08-29 | 温州电力局 | Grid-connected photovoltaic power generation system |
| CN203772438U (en) * | 2014-04-11 | 2014-08-13 | 辽宁电能发展股份有限公司 | Photovoltaic inversion cabinet digital temperature measurement acquisition circuit |
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| Publication number | Publication date |
|---|---|
| CN107202644B (en) | 2020-03-27 |
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