CN103412532A - Nuclear power plant underlight electronic control system - Google Patents
Nuclear power plant underlight electronic control system Download PDFInfo
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- CN103412532A CN103412532A CN2013103251454A CN201310325145A CN103412532A CN 103412532 A CN103412532 A CN 103412532A CN 2013103251454 A CN2013103251454 A CN 2013103251454A CN 201310325145 A CN201310325145 A CN 201310325145A CN 103412532 A CN103412532 A CN 103412532A
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The invention discloses a nuclear power plant underlight electronic control system which comprises an electronic control unit and a pool illuminating light. The electronic control unit comprises a main circuit breaker connected with a power supply, is used for controlling the pool illuminating light, and further comprises an operation piece and an extending piece, the operation piece is connected with one end of the extending piece and controls the extending piece to move, the other end of the extending piece is connected with the main circuit breaker, and the extending piece controls the main circuit breaker to be switched on or off. Compared with the prior art, the operation piece is separated from the main circuit breaker through the extending piece, and when working personnel restore or disconnect system power supply, the working personnel do not need to touch a main circuit transformer and a bare busbar, and the main circuit breaker can be controlled through the extending piece only by operating the operation piece.
Description
Technical field
The present invention relates to a kind of nuclear power station underwater lamp electric-control system, relate in particular to a kind of electric-control system about nuclear power plant reactor pond and Spent Fuel Pool underwater luminaire.
Background technology
Current domestic nuclear power underwater illuminating device electric-control system, mainly by reactor building underwater illuminating device electric-control system and spentnuclear fuel factory building underwater illuminating device electric-control system two parts, formed, its groundwork principle is, after in the regulator cubicle of electric-control system, on-site power being changed, to export to the lighting of pond under water in reactor building and spentnuclear fuel factory building pond.
According to the requirement of GB16895.21-2004/IEC60364-4-41:2001 for protection against direct contact: while outside the needs movement is blocked or opened, protecting the parts of thing: should meet following condition: use key or instrument, after the power supply that maybe will block or protect the charged part that thing protects outward disconnects; Restore electricity can only again close block or outside protect thing after.Yet existing nuclear power station underwater illuminating device electric-control system can not meet this requirement, when carrying out service work or needs recovery or parting system power supply, at first need to open combined floodgate or the sub-switching operation that the regulator cubicle door carries out isolating switch, and now, the exposed live part of main loop, but as major loop transformer, exposed bus etc., all be positioned at the human body contact range, exist the staff directly to contact the risk of electric shock.Therefore, need a kind of nuclear power station underwater illuminating device electric-control system addressed the above problem.
Summary of the invention
The purpose of this invention is to provide a kind of nuclear power station underwater lamp electric-control system, when this nuclear power station underwater lamp electric-control system makes the staff recover or parting system is powered, without contact major loop transformer, exposed bus.
For on realizing, purpose is arranged, the invention discloses a kind of nuclear power station underwater lamp electric-control system, comprise ECU (Electrical Control Unit) and pond lighting, described ECU (Electrical Control Unit) is for controlling described pond lighting, described ECU (Electrical Control Unit) comprises the major loop isolating switch be connected with power supply, and operating parts and extension device, described operating parts is connected with an end of described extension device and controls the action of described extension device, and the other end of described extension device is connected with described major loop isolating switch and controls the switching of described major loop isolating switch.Compared with prior art, the present invention comes operating parts and major loop breaker interval by an extension device, when the staff recovers or parting system is powered, without contact major loop transformer, exposed bus, only need operating operation spare to control described major loop isolating switch by described extension device.
Preferably, described extension device is extension rod.Certainly, described extension device also can be the driving member be comprised of several connecting rods.
Preferably, described nuclear power station underwater lamp electric-control system also comprises electrical control cubicles, described ECU (Electrical Control Unit) is installed in described electrical control cubicles, described extension device is installed in described electrical control cubicles, described operating parts is installed on the cabinet door of described electrical control cubicles, and described operating parts comprises the holding section that is revealed in described cabinet operating portion outdoors and passes described cabinet door and described extension device engagement connection.
Particularly, described operating parts is operation knob, and certain described operating parts also can be the structures such as operating grip.More specifically, the front end of described extension device convexes with the engaging post, on described operating parts, offers with described and engages the connecting hole that post cooperatively interacts, and when the cabinet door was closed, described engaging post coordinated and stretches in described connecting hole.Certainly, described extension device is not limited to such scheme with the mode that engages of described operating parts, can also on described extension device, be provided with groove, described operating parts is provided with projection, so that groove makes extension device and operating parts engage with the concavo-convex cooperation of projection, can also on described extension device and operating parts, be provided with the engaging breach that cooperatively interacts, make the two engaging.
Particularly, described operation knob is provided with at least one padlock hole.More specifically, described padlock hole has three.Traditional nuclear power station underwater lighting electric control gear does not possess the rights management function to power operation, for example, in maintenance process, due to the fuel pit light fixture from regulator cubicle away from, may there is the electric possibility of misdelivery, the risk that exists the maintainer to get an electric shock, therefore the present invention increases locking function on electrical control cubicles, use mechanical lock to pass described padlock hole and pin described operation knob, reduced the risk that maloperation brings to personnel and equipment.
Preferably, convex with boss on described extension device, between described boss and described major loop isolating switch, buffer spring also is installed.
Preferably, described nuclear power station underwater lamp electric-control system also comprises electrical control cubicles, described ECU (Electrical Control Unit) is installed in described electrical control cubicles and comprises that described major loop isolating switch, the major loop contactor be connected with described major loop isolating switch, the transformer be connected with described major loop contactor, the power supply terminal be connected with described transformer output terminal arrange, and described power supply terminal is arranged described pond lighting is powered.
Particularly, described power supply terminal row is combination through type terminal row, it comprises the electric power incoming line terminal row several shunt terminal rows that are connected corresponding to the several ends of incoming cables with described electric power incoming line terminal row, and each described shunt terminal package is drawn together insulation shell, is installed on several the walk abreast connection terminals that arrange and the bridgewares that are electrically connected to adjacent two connection terminals in described insulation shell.At present in nuclear power station underwater lamp control system, because having adopted busbar centralized power supply system and multiple transformers, major part carries out the rear diversified power supply system of power supply conversion, therefore the regulator cubicle volume is excessive, the assembly technology complexity, manufacturing cost is higher, limited space in nuclear island of nuclear power station in addition, for the regulator cubicle in nuclear island, volume requirement is arranged, and the present invention uses several shunt terminal rows and bridgeware by the busbar power source diverter out, namely adopt the logical terminal row dividing technology of Combined vertical to replace traditional busbar shunting, during work, electric current is shunted by the bridgeware of introducing point, and electric current is shunted the connection terminal to its left and right sides successively by bridgeware, last electric current is by bridgeware and connection terminal separately, by bus leading to corresponding each lighting place, pond.Technique scheme can not only meet the load rated capacity, and simple, saving space is installed, and equipment cost is lower.
More specifically, described plug-in bridgeware, each described connection terminal are provided with the jack that two described bridgewares of confession insert.More specifically, in described electrical control cubicles, be provided with the mounting guide rail of bar shaped, described shunt terminal row's insulation shell engagement connection is on described erecting frame.
Preferably, described nuclear power station underwater lamp electric-control system also comprises earth leakage protective device, and described earth leakage protective device one end is connected with described power supply terminal row, and an end is connected with described pond lighting.
Preferably, described nuclear power station underwater lamp electric-control system also comprises rectifying power supply apparatus, dehydration monitoring and protecting device and temperature and humidity control device, and described rectifying power supply apparatus is converted to direct current so that described dehydration monitoring and protecting device and temperature and humidity control device are powered by alternating current, described dehydration monitoring and protecting device comprises water level detecting unit and the protected location be connected with described water level detecting unit, described water level detecting unit inspection water level in water pool also sends pond dehydration signal when the lack of water of pond, described protected location is opened according to the described pond of described pond dehydration signal-inhibiting lighting, prevent from there is no chilled water and cause the too high light fixture that burns of pond lighting humiture, described temperature and humidity control device comprises humiture detecting unit and the control module be connected with described humiture detecting unit, described humiture detecting unit detects the interior humiture of described electrical control cubicles with output humiture detection signal, described control module is controlled and is arranged on the interior fan of electrical control cubicles and the keying of well heater according to described humiture detection signal, thereby carry out the air draft cooling in to regulator cubicle when the electrical control cubicles excess Temperature, when electrical control cubicles humidity is too high, regulator cubicle is carried out to heating and dehumidification.Wherein, described water level detecting unit can be the liquid-level floater switch.
Particularly; described nuclear power station underwater lamp electric-control system also comprises alarm display apparatus; described warning indicator comprises alarm unit and display unit; described alarm unit is connected with described dehydration monitoring and protecting device and according to described pond dehydration signal alarm, described display unit detects protective device with described dehydration and is connected and shows described pond dehydration signal.Wherein, described alarm unit comprises hummer and/or pilot lamp.
The accompanying drawing explanation
Fig. 1 is the part-structure schematic diagram of nuclear power station underwater lamp electric-control system of the present invention.
Fig. 2 is the connection diagram of operating parts of the present invention and extension device.
Fig. 3 is power supply terminal row's of the present invention structural representation.
Fig. 4 is the row's of shunt terminal described in Fig. 3 structural representation.
Fig. 5 is the structured flowchart of ECU (Electrical Control Unit) of the present invention.
Fig. 6 is the part-structure block diagram of ECU (Electrical Control Unit) described in Fig. 5.
Embodiment
By describing technology contents of the present invention, structural attitude in detail, being realized purpose and effect, below in conjunction with embodiment and coordinate accompanying drawing to be explained in detail.
With reference to figure 1 and Fig. 5, the invention discloses a kind of nuclear power station underwater lamp electric-control system 100, comprise ECU (Electrical Control Unit) 11, pond lighting 12, described ECU (Electrical Control Unit) 11 is be used to controlling described pond lighting 12, it comprises the major loop isolating switch 21 be connected with power supply 15, and operating parts 13 and extension device 14, described operating parts 13 is connected with an end of described extension device 14 and controls 14 actions of described extension device, and the other end of described extension device 14 is connected with described major loop isolating switch 21 and controls the switching of described major loop isolating switch 21.Compared with prior art, the present invention is spaced apart by operating parts 13 and major loop isolating switch 21 by an extension device 14, when the staff recovers or parting system is powered, without contact major loop transformer 21, exposed bus, only need operating operation spare to control described major loop isolating switch 21 by described extension device 14.Originally be in strength, described extension device 14 is extension rod, and certain described extension device 14 also can be the driving member be comprised of several connecting rods.
Continuation is with reference to figure 1, described nuclear power station underwater lamp electric-control system 100 also comprises electrical control cubicles 20, described ECU (Electrical Control Unit) 11 is installed in described electrical control cubicles 20, described main circuit breaker extension device 14 is installed in described electrical control cubicles 20, described operating parts 13 is installed on the cabinet door 201 of described electrical control cubicles 20, and described operating parts comprises the operating portion 31 be revealed in outside described cabinet door 201 and the holding section 32 of passing described cabinet door 201 and described extension device 14 engagement connections.Wherein, with reference to figure 2, described operating parts 13 is operation knob, and the front end of described extension device 14 convexes with engaging post 41, on described operating parts 13, offer with described and engage the connecting hole 33 that post 41 cooperatively interacts, when the cabinet door was closed, described engaging post 41 coordinated and stretches in described connecting hole 33.Certainly, described extension device 14 is not limited to such scheme with the mode that engages of described operating parts 13, can also on described extension device 14, be provided with groove, described operating parts 13 is provided with projection, so that groove makes extension device 14 and operating parts 13 engage with the concavo-convex cooperation of projection, can also on described extension device 14 and operating parts 13, be provided with the engaging breach that cooperatively interacts, make the two engaging.
The preferably, with reference to figure 1 and Fig. 2, described operation knob 13 is provided with at least one padlock hole 34.More specifically, described padlock hole 34 has three, and the present invention increases locking function on electrical control cubicles 20, use mechanical lock to pass described padlock hole 34 and pin described operation knob 13, has reduced the risk that maloperation brings to personnel and equipment.
The preferably, with reference to figure 1, convex with boss 42 on described extension device 14, between described boss 42 and described major loop isolating switch 21, buffer spring 16 also is installed.
With reference to figure 5, described ECU (Electrical Control Unit) also comprises the major loop contactor 22 be connected with described major loop isolating switch 21, the transformer 23 be connected with described major loop contactor 22, is connected with described transformer 23 output terminals except major loop contactor 21 power supply terminal row 24,12 power supplies of 24 pairs of described pond lightings of described power supply terminal row.Wherein, described transformer 23 is dry-type three-phase transformer.
With reference to figure 3, described power supply terminal row 24 is combination through type terminal row, it comprises electric power incoming line terminal row 51 and arranges 51 the corresponding several shunt terminal rows 52 that are connected of A phase input terminal, B phase input terminal, C phase input terminal, ground connection input terminal, the bridgeware 523 that each described shunt terminal row 52 comprises insulation shell 521, is installed on connection terminals 522 of several the parallel settings in described insulation shell 521 and is electrically connected to adjacent two connection terminals 522 with described electric power incoming line terminal.During work, electric current is shunted by the bridgeware 523 of introducing point, and electric current is shunted the connection terminal 522 to its left and right sides successively by bridgeware 523, last electric current is by bridgeware 523 and connection terminal 522 separately, by bus leading to corresponding each lighting place, pond.Technique scheme can not only meet the load rated capacity, and simple, saving space is installed, and equipment cost is lower.More specifically, described bridgeware 523 is the plug-in bridgeware, and each described connection terminal 522 is provided with the jack 524 that two described bridgewares 523 of confession insert.More specifically, in wherein said electrical control cubicles 20, be provided with the erecting frame 202 of bar shaped, described shunt terminal row's 52 insulation shell 521 engagement connections are on described erecting frame 202.
With reference to figure 5, described nuclear power station underwater lamp electric-control system also comprises earth leakage protective device 25, and described earth leakage protective device 25 1 ends are connected with described power supply terminal row 24, and an end is connected with described pond lighting 12.
The preferably, with reference to figure 5 and 6, described ECU (Electrical Control Unit) 11 also comprises rectifying power supply apparatus 26, dehydration monitoring and protecting device 27 and temperature and humidity control device 28, described rectifying power supply apparatus 26 1 ends are connected with described major loop isolating switch 21, the other end is connected with humiture detection control apparatus 28 with described dehydration monitoring and protecting device 27 respectively, described dehydration monitoring and protecting device 27 comprises water level detecting unit 271 and the protected location 272 be connected with described water level detecting unit 271, described water level detecting unit inspection pond 17 water levels are also exported pond dehydration signal when 17 lack of water of pond, wherein, described water level detecting unit 271 can be the liquid-level floater switch, described protected location 272 is opened according to described pond dehydration signal-inhibiting pond lighting 12, prevent from there is no chilled water and cause the too high light fixture that burns of pond lighting humiture, described temperature and humidity control device 28 comprises humiture detecting unit 281 and the control module 282 be connected with described humiture detecting unit 281, described humiture detecting unit 281 detects the interior humiture of described electrical control cubicles 17 with output humiture detection signal, described control module 282 is controlled and is arranged on the interior fan of electrical control cubicles 17 and the keying of well heater according to described humiture detection signal, thereby when electrical control cubicles 17 excess Temperature, regulator cubicle 17 is carried out to the air draft cooling, in electrical control cubicles 17 humidity, open well heater when too high so that electrical control cubicles heating dehumidifying.Wherein, described rectifying power supply apparatus 26, by the 380V ac power supply, is exported the 24V direct current after rectification.
Continuation is with reference to figure 5 and Fig. 6; described ECU (Electrical Control Unit) 11 also comprises alarm display apparatus 29; described warning indicator comprises alarm unit 291 and display unit 292; described alarm unit 291 is connected with described dehydration monitoring and protecting device 27 and at the described pond dehydration signal alarm of foundation, described display unit 292 is connected with described dehydration monitoring and protecting device 27 and shows described pond dehydration signal.Wherein, described alarm unit 291 comprises hummer and/or pilot lamp.
Referring to figs. 1 to Fig. 6, during the power supply of staff's parting system, take off the mechanical lock on padlock hole 34, rotate described operating parts 13, described operating parts 13 engages with described extension device 14 and controls described extension device 14 and move, thereby described extension device 14 is controlled described major loop isolating switch 21 disconnection parting system power supplies.During the power supply of staff's recovery system, close cabinet door 201, now the engaging post 41 of described extension device 14 stretches in the connecting hole 33 of described operating parts 13 so that described operating parts 13 engages with described extension device 14, rotate described operating parts 13, described operating parts 13 drives described extension device 14 and moves, described extension device 14 is controlled described major loop isolating switch 21 conductings and is powered with recovery system, and the staff uses mechanical lock to pass through padlock hole 34 and pins the rotation of operating parts 13 with the restriction operating parts.After system restores electricity, electric current enters transformer 23 by the switch of major loop contactor 22, after transformer 23 conversions, enter power inleting terminal row 51, with after-current, enter shunt terminal row 52 connection terminal 522 by electric power incoming line terminal row 51, and shunted by bridgeware 523, so that electric current is shunted the connection terminal 522 to its left and right sides successively by bridgeware 523, last electric current is by bridgeware 523 and connection terminal 522 separately, by bus leading to corresponding each lighting place, pond.To sum up, the present invention keeps apart operating parts 13 and major loop isolating switch 21 by extension device 14, and while making the staff recover to power with parting system, rotary manipulation spare 13 gets final product, without contact major loop transformer 21, exposed bus; On the other hand, operating parts of the present invention is provided with the padlock hole, makes the staff after the recovery system power supply, can use the action of mechanical lock restriction operating parts, to realize the key rights management function to power operation, reduces the possibility to the power supply maloperation; Again on the one hand, the present invention adopts combination through type terminal row to shunt bus current, not only meets the load rated capacity, and install simple, save space, equipment cost is lower.
Above disclosed is only the preferred embodiments of the present invention, certainly can not limit with this interest field of the present invention, and the equivalent variations of therefore doing according to the present patent application the scope of the claims, still belong to the scope that the present invention is contained.
Claims (15)
1. nuclear power station underwater lamp electric-control system, comprise ECU (Electrical Control Unit) and pond lighting, described ECU (Electrical Control Unit) comprises the major loop isolating switch be connected with power supply, and described ECU (Electrical Control Unit) is for controlling described pond lighting, it is characterized in that, described ECU (Electrical Control Unit) also comprises operating parts and extension device, described operating parts is connected with an end of described extension device and controls the action of described extension device, and the other end of described extension device is connected with described major loop isolating switch and controls the switching of described major loop isolating switch.
2. nuclear power station underwater lamp electric-control system as claimed in claim 1, is characterized in that, described extension device is extension rod.
3. nuclear power station underwater lamp electric-control system as claimed in claim 1, it is characterized in that, also comprise electrical control cubicles, described ECU (Electrical Control Unit) is installed in described electrical control cubicles, described extension device is installed in described electrical control cubicles, described operating parts is installed on the cabinet door of described electrical control cubicles, and described operating parts comprises the holding section that is revealed in described cabinet operating portion outdoors and passes described cabinet door and described extension device engagement connection.
4. nuclear power station underwater lamp electric-control system as claimed in claim 3, is characterized in that, described operating parts is operation knob.
5. nuclear power station underwater lamp electric-control system as claimed in claim 3, it is characterized in that, the front end of described extension device convexes with the engaging post, on described operating parts, offers with described and engages the connecting hole that post cooperatively interacts, and when the cabinet door was closed, described engaging post coordinated and stretches in described connecting hole.
6. nuclear power station underwater lamp electric-control system as claimed in claim 3, is characterized in that, described operation knob is provided with at least one padlock hole.
7. nuclear power station underwater lamp electric-control system as claimed in claim 6, is characterized in that, described padlock hole has three.
8. nuclear power station underwater lamp electric-control system as claimed in claim 1, is characterized in that, convexes with boss on described extension device, also conflicts buffer spring is arranged between described boss and described major loop isolating switch.
9. nuclear power station underwater lamp electric-control system as claimed in claim 1, it is characterized in that, also comprise electrical control cubicles, described ECU (Electrical Control Unit) is installed in described electrical control cubicles and comprises that described major loop isolating switch, the major loop contactor be connected with described major loop isolating switch, the transformer be connected with described major loop contactor, the power supply terminal be connected with described transformer output terminal arrange, and described power supply terminal is arranged described pond lighting is powered.
10. nuclear power station underwater lamp electric-control system as claimed in claim 9, it is characterized in that, described power supply terminal row is combination through type terminal row, it comprises the electric power incoming line terminal row several shunt terminal rows that are connected corresponding to the several ends of incoming cables with described electric power incoming line terminal row, and each described shunt terminal package is drawn together insulation shell, is installed on several the walk abreast connection terminals that arrange and the bridgewares that are electrically connected to adjacent two connection terminals in described insulation shell.
11. nuclear power station underwater lamp electric-control system as claimed in claim 10 is characterized in that described bridgeware is the plug-in bridgeware, each described connection terminal is provided with the jack that two described bridgewares of confession insert.
12. nuclear power station underwater lamp electric-control system as claimed in claim 10, is characterized in that, also comprises electrical control cubicles, in described electrical control cubicles, is provided with the erecting frame of bar shaped, described shunt terminal row's insulation shell engagement connection is on described erecting frame.
13. nuclear power station underwater lamp electric-control system as claimed in claim 9, is characterized in that, also comprises earth leakage protective device, described earth leakage protective device one end is connected with described power supply terminal row, and an end is connected with described pond lighting.
14. nuclear power station underwater lamp electric-control system as claimed in claim 9, it is characterized in that, also comprise rectifying power supply apparatus, dehydration monitoring and protecting device and temperature and humidity control device, described rectifying power supply apparatus is converted to direct current so that described dehydration monitoring and protecting device and temperature and humidity control device are powered by alternating current, described dehydration monitoring and protecting device comprises water level detecting unit and the protected location be connected with described water level detecting unit, described water level detecting unit inspection water level in water pool also sends pond dehydration signal when the lack of water of pond, described protected location is opened according to the described pond of described pond dehydration signal-inhibiting lighting, described temperature and humidity control device comprises humiture detecting unit and the control module be connected with described humiture detecting unit, described humiture detecting unit detects the interior humiture of described electrical control cubicles with output humiture detection signal, described control module is controlled and is arranged on the interior fan of electrical control cubicles and the keying of well heater according to described humiture detection signal.
15. nuclear power station underwater lamp electric-control system as claimed in claim 14; it is characterized in that; also comprise alarm display apparatus; described warning indicator comprises alarm unit and display unit; described alarm unit is connected with described dehydration monitoring and protecting device and according to described pond dehydration signal alarm, described display unit is connected with described dehydration monitoring and protecting device and shows described pond dehydration signal.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310325145.4A CN103412532B (en) | 2013-07-30 | 2013-07-30 | Nuclear power plant underlight electronic control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310325145.4A CN103412532B (en) | 2013-07-30 | 2013-07-30 | Nuclear power plant underlight electronic control system |
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| CN103412532A true CN103412532A (en) | 2013-11-27 |
| CN103412532B CN103412532B (en) | 2016-08-24 |
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Cited By (3)
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| CN104640316A (en) * | 2015-01-26 | 2015-05-20 | 安徽艳阳电气集团有限公司 | Nuclear underwater lighting control device and control circuit thereof |
| CN110492359A (en) * | 2019-08-20 | 2019-11-22 | 秦露露 | The marine electric installation of electric power switching device is installed |
| CN111427257A (en) * | 2020-04-09 | 2020-07-17 | 中国舰船研究设计中心 | Modularization isolating valve centralized control device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104640316A (en) * | 2015-01-26 | 2015-05-20 | 安徽艳阳电气集团有限公司 | Nuclear underwater lighting control device and control circuit thereof |
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| CN110492359A (en) * | 2019-08-20 | 2019-11-22 | 秦露露 | The marine electric installation of electric power switching device is installed |
| CN111427257A (en) * | 2020-04-09 | 2020-07-17 | 中国舰船研究设计中心 | Modularization isolating valve centralized control device |
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| Publication number | Publication date |
|---|---|
| CN103412532B (en) | 2016-08-24 |
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Address after: 518000 Guangdong province Futian District Shangbu Road West of the city of Shenzhen Shenzhen science and technology building 15 layer (1502-1504, 1506) Applicant after: CHINA NUCLEAR POWER TECHNOLOGY RESEARCH INSTITUTE Applicant after: Lingao Nuclear Power Co., Ltd. Applicant after: China General Nuclear Power Corporation Address before: 518000 Guangdong province Futian District Shangbu Road West of the city of Shenzhen Shenzhen science and technology building 15 layer (1502-1504, 1506) Applicant before: Zhongkehua Nuclear Power Technology Institute Co., Ltd. Applicant before: Lingao Nuclear Power Co., Ltd. Applicant before: China General Nuclear Power Corporation |
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