CN110164571B - Auxiliary reactor pressure vessel top cap buckle closure guide post centering camera system - Google Patents
Auxiliary reactor pressure vessel top cap buckle closure guide post centering camera system Download PDFInfo
- Publication number
- CN110164571B CN110164571B CN201910378948.3A CN201910378948A CN110164571B CN 110164571 B CN110164571 B CN 110164571B CN 201910378948 A CN201910378948 A CN 201910378948A CN 110164571 B CN110164571 B CN 110164571B
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- CN
- China
- Prior art keywords
- omnidirectional antenna
- dual
- guide post
- frequency omnidirectional
- pressure vessel
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/08—Structural combination of reactor core or moderator structure with viewing means, e.g. with television camera, periscope, window
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Abstract
A camera system for assisting in centering of a reactor pressure vessel top cover buckle cover guide post comprises monitoring equipment, networking communication equipment and observation equipment; the monitoring equipment comprises an optical zooming integrated camera, a picture of a bolt hole and an observation coordinate formed by an electronic dividing plate are shot and recorded in real time through the optical zooming integrated camera, a laser range finder detects the distance between the optical zooming integrated camera and a measured object, the laser range finder is connected with CPE, and the signals are sent to networking communication equipment through a wireless network through the CPE; the networking communication equipment comprises an external dual-frequency omnidirectional antenna, the external dual-frequency omnidirectional antenna receives signals transmitted by the monitoring equipment, the dual-frequency omnidirectional antenna is connected with an AP board card and converts the signals to the AP board card, a network switch is connected with the AP board card through a network cable, the AP board card exchanges data to the network switch, the network switch is connected with the dual-frequency omnidirectional antenna, and the dual-frequency omnidirectional antenna distributes the signals to the observation equipment.
Description
Technical Field
The invention belongs to the technical field of construction and safety production in nuclear power industry, and relates to an auxiliary system for assisting in centering camera shooting of a buckling cover guide column of a reactor pressure vessel top cover.
Background
The reactor pressure vessel top cover buckle closure is a landmark node before a nuclear island primary circuit hydrostatic test. In the prior art, at the stage of hole alignment by buckling and covering a top cover of a container, three observers need to enter an area with higher dosage at the bottom of a reactor core water tank, a container guide post (hereinafter referred to as a guide post) and a guide post pre-penetrate a top cover flange plate bolt hole (hereinafter referred to as a bolt hole) are irradiated from bottom to top by a flashlight, the relation between an observation hole and the guide post is obtained by visual inspection, and the observer reports the observed hole alignment condition to ground command by an interphone. After repeated interaction, the centers of the guide posts and the centers of the bolt holes can be approximately overlapped, and a driver is informed by ground command to continuously lower the height of the top cover of the container until the top cover is in place. However, the method observes the position relationship between the observation hole and the guide post from bottom to top in a naked eye mode to have oblique observation deviation, and judges the position relationship between the observation hole and the guide post inaccurately. Therefore, the observation from top to bottom by using the camera is provided, the observation deviation is reduced, the working efficiency is improved, and the radiation accumulated dose of an observer under the pool is reduced. Therefore, the camera is used for assisting the guide post and the bolt hole in a rotating mode, and the relative position of the guide post and the bolt hole can be accurately sent to a commander and a crane driver.
Disclosure of Invention
The invention aims to: the camera shooting equipment using wireless transmission images is provided, and the device for assisting the alignment of the top cover bolt hole of the pressure vessel of the nuclear power station reactor and the guide post of the pressure vessel is used for realizing the quick alignment of the guide post and the observation hole and reducing the radiation accumulated dose of an observer under a pool.
The technical scheme of the invention is as follows: a camera system for assisting in centering of a reactor pressure vessel top cover buckle cover guide post comprises monitoring equipment, networking communication equipment and observation equipment;
the monitoring equipment comprises an optical zooming integrated camera, a picture of a bolt hole and an observation coordinate formed by an electronic dividing plate are shot and recorded in real time through the optical zooming integrated camera, a laser range finder detects the distance between the optical zooming integrated camera and a measured object, the laser range finder is connected with CPE, and the signals are sent to networking communication equipment through a wireless network through the CPE;
the networking communication equipment comprises an external dual-frequency omnidirectional antenna, the external dual-frequency omnidirectional antenna receives signals transmitted by the monitoring equipment, the dual-frequency omnidirectional antenna is connected with an AP board card and converts the signals to the AP board card, a network switch is connected with the AP board card through a network cable, the AP board card exchanges data to the network switch, the network switch is connected with the dual-frequency omnidirectional antenna, and the dual-frequency omnidirectional antenna distributes the signals to the observation equipment;
the observation equipment comprises a tablet computer, and monitoring software is installed on the tablet computer and used for displaying video images generated by the monitoring equipment and the position of the observed target in the observation coordinates.
The optical zoom integrated camera, the electronic division board, the laser range finder 3 and the CPE are all powered by the lithium battery power supply A.
The external dual-frequency omnidirectional antenna of the lithium battery power supply B, the AP board card and the network switch are all powered by the lithium battery power supply B.
The tablet personal computer displays the distance between the top cover bolt hole and the guide hole;
the tablet personal computer simultaneously provides control camera zooming and camera iris diaphragm,
the tablet personal computer sends the control information to the monitoring equipment through the networking communication equipment to realize the zooming and iris diaphragm.
The invention has the following remarkable effects: the image real-time is good and show directly perceived when observing, and the level between guide post and the bolt hole and vertical position information are clear, have the problem that the object shields when not having from bottom to top the observation, have improved container top cap buckle closure operation operating efficiency, reduce staff's under the radiation environment work load.
Drawings
FIG. 1 is a schematic view of an auxiliary system for assisting in centering a capping guide post of a reactor pressure vessel in accordance with the present invention;
in the figure: 1 optical zoom integrated camera, 2 electronic division boards, 3 laser range finder, 4CPE, 5 lithium battery power supply A, 6 external double-frequency omnidirectional antenna, 7AP board card, 8 network switch, 9 lithium battery power supply B, 10 tablet personal computer, 11 monitoring equipment, 12 networking communication equipment and 13 observation equipment
Detailed Description
A camera system for assisting the centering of a top cover buckle cover guide post of a reactor pressure vessel; the system comprises monitoring equipment 11, networking communication equipment 12 and observation equipment 13;
the monitoring equipment 11 comprises an optical zooming integrated camera 1, pictures of bolt holes and observation coordinates formed by an electronic dividing plate 2 are shot and recorded in real time through the optical zooming integrated camera 1, a laser range finder 3 detects the distance between the optical zooming integrated camera 1 and a measured object, the laser range finder 3 is connected with a CPE4, the digital signals are sent to networking communication equipment 12 arranged on a 20-meter platform of a reactor through a CPE4 through a wireless network, and the optical zooming integrated camera 1, the electronic dividing plate 2, the laser range finder 3 and the CPE4 are all powered by a lithium battery power supply A5.
The networking communication equipment 12 comprises an external dual-frequency omnidirectional antenna 6, the external dual-frequency omnidirectional antenna 6 receives signals transmitted by the monitoring equipment 11, the dual-frequency omnidirectional antenna 6 is connected with an AP board card 7 and converts the signals to the AP board card 7, a network switch 8 is connected with the AP board card 7 through a network cable, the AP board card 7 exchanges data to a network switch 8, the network switch 8 is connected with the dual-frequency omnidirectional antenna 6, the dual-frequency omnidirectional antenna 6 distributes the signals to the observation equipment 13, and the external dual-frequency omnidirectional antenna 6, the AP board card 7 and the network switch 8 are powered by a lithium battery power supply B9.
The observation device 13 comprises a tablet computer 10, and monitoring software is installed on the tablet computer 10 and used for displaying video images generated by the monitoring device 11 and positions of observed targets in observation coordinates, displaying information such as distances between the top cover bolt holes and the guide holes and the like. And meanwhile, functions of controlling zooming of the camera, iris diaphragm of the camera and the like are provided, and the functions of zooming the iris diaphragm and the like are realized by sending control information to the monitoring equipment through the networking communication equipment.
The image real-time is good and show directly perceived when observing, and the level between guide post and the bolt hole and vertical position information are clear, have the problem that the object shields when not having from bottom to top the observation, have improved container top cap buckle closure operation operating efficiency, reduce staff's under the radiation environment work load.
Claims (6)
1. The utility model provides a camera system of supplementary reactor pressure vessel top cap buckle closure guide post centering which characterized in that: comprises a monitoring device (11), a networking communication device (12) and an observation device (13);
the monitoring equipment (11) comprises an optical zooming integrated camera (1), pictures of bolt holes are shot and recorded in real time through the optical zooming integrated camera (1) and observation coordinates formed by an electronic dividing plate (2), a laser range finder (3) detects the distance between the optical zooming integrated camera (1) and an object to be measured, the laser range finder (3) is connected with a CPE (4), and the signals are sent to networking communication equipment (12) through a wireless network through the CPE (4);
the networking communication equipment (12) comprises an external dual-frequency omnidirectional antenna (6), the external dual-frequency omnidirectional antenna (6) receives signals transmitted by the monitoring equipment (11), the dual-frequency omnidirectional antenna (6) is connected with an AP board card (7) and converts the signals to the AP board card (7), a network switch (8) is connected with the AP board card (7) through a network cable, the AP board card (7) exchanges data to the network switch (8), the network switch (8) is connected with the dual-frequency omnidirectional antenna (6), and the dual-frequency omnidirectional antenna (6) distributes the signals to observation equipment (13);
the observation device (13) comprises a tablet computer (10), and monitoring software is installed on the tablet computer (10) and used for displaying the video images generated by the monitoring device 11 and the positions of the observed targets in the observation coordinates.
2. The camera system for assisting in centering the reactor pressure vessel head cover guide post according to claim 1, wherein: the optical zoom integrated camera is characterized by further comprising a lithium battery power supply A (5), and the optical zoom integrated camera (1), the electronic dividing plate (2), the laser range finder (3) and the CPE (4) are powered by the lithium battery power supply A (5).
3. The camera system for assisting in centering the reactor pressure vessel head cover guide post according to claim 1, wherein: the dual-frequency omnidirectional antenna is characterized by further comprising a lithium battery power supply B (9), wherein the external dual-frequency omnidirectional antenna (6), the AP board card (7) and the network switch (8) are powered by the lithium battery power supply B (9).
4. The camera system for assisting in centering the reactor pressure vessel head cover guide post according to claim 1, wherein: the tablet computer (10) displays the distance between the top cover bolt hole and the guide hole.
5. The camera system for assisting in centering the reactor pressure vessel head cover guide post according to claim 4, wherein: the tablet computer (10) provides both camera zoom and camera iris control.
6. The camera system for assisting in centering the reactor pressure vessel head cover guide post according to claim 5, wherein: the tablet personal computer (10) sends the control information to the monitoring equipment (11) through the networking communication equipment (12) to realize the zooming and iris-down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910378948.3A CN110164571B (en) | 2019-05-08 | 2019-05-08 | Auxiliary reactor pressure vessel top cap buckle closure guide post centering camera system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910378948.3A CN110164571B (en) | 2019-05-08 | 2019-05-08 | Auxiliary reactor pressure vessel top cap buckle closure guide post centering camera system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110164571A CN110164571A (en) | 2019-08-23 |
| CN110164571B true CN110164571B (en) | 2022-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910378948.3A Active CN110164571B (en) | 2019-05-08 | 2019-05-08 | Auxiliary reactor pressure vessel top cap buckle closure guide post centering camera system |
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| CN113113166A (en) * | 2021-04-09 | 2021-07-13 | 西安大唐电信有限公司 | Reactor pressure vessel internals debugging/reinstalling auxiliary monitoring system and method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5518904A (en) * | 1978-07-26 | 1980-02-09 | Hitachi Ltd | Inspecting device |
| JPH09251093A (en) * | 1996-03-14 | 1997-09-22 | Toshiba Corp | In-pile surface inspection device |
| EP0912980A2 (en) * | 1996-07-15 | 1999-05-06 | Remote Ocean Systems | Underwater inspection system for nuclear power facilities |
| CN106791337A (en) * | 2017-02-22 | 2017-05-31 | 北京汉邦高科数字技术股份有限公司 | Zoom camera and its method of work that a kind of twin-lens optical multiplier is expanded |
| CN109451283A (en) * | 2018-12-21 | 2019-03-08 | 核动力运行研究所 | A kind of steam generator water chamber ambient image acquisition system |
-
2019
- 2019-05-08 CN CN201910378948.3A patent/CN110164571B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5518904A (en) * | 1978-07-26 | 1980-02-09 | Hitachi Ltd | Inspecting device |
| JPH09251093A (en) * | 1996-03-14 | 1997-09-22 | Toshiba Corp | In-pile surface inspection device |
| EP0912980A2 (en) * | 1996-07-15 | 1999-05-06 | Remote Ocean Systems | Underwater inspection system for nuclear power facilities |
| CN106791337A (en) * | 2017-02-22 | 2017-05-31 | 北京汉邦高科数字技术股份有限公司 | Zoom camera and its method of work that a kind of twin-lens optical multiplier is expanded |
| CN109451283A (en) * | 2018-12-21 | 2019-03-08 | 核动力运行研究所 | A kind of steam generator water chamber ambient image acquisition system |
Non-Patent Citations (1)
| Title |
|---|
| 反应堆压力容器顶盖安全快速对孔探索与实践;王屹锟,王礼坤,张锋国,刘忠武;《产业与科技论坛》;20191015;第18卷(第20期);65-66 * |
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| CN110164571A (en) | 2019-08-23 |
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