CN105071249A - Intelligent low voltage power distribution box - Google Patents

Intelligent low voltage power distribution box Download PDF

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Publication number
CN105071249A
CN105071249A CN201510517043.1A CN201510517043A CN105071249A CN 105071249 A CN105071249 A CN 105071249A CN 201510517043 A CN201510517043 A CN 201510517043A CN 105071249 A CN105071249 A CN 105071249A
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CN
China
Prior art keywords
module
power
line
control module
intelligent low
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Pending
Application number
CN201510517043.1A
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Chinese (zh)
Inventor
武玉民
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhuhai Hangyue Zhengtai Complete Electrical Equipment Co Ltd
Original Assignee
Zhuhai Hangyue Zhengtai Complete Electrical Equipment Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhuhai Hangyue Zhengtai Complete Electrical Equipment Co Ltd filed Critical Zhuhai Hangyue Zhengtai Complete Electrical Equipment Co Ltd
Priority to CN201510517043.1A priority Critical patent/CN105071249A/en
Publication of CN105071249A publication Critical patent/CN105071249A/en
Pending legal-status Critical Current

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Abstract

The invention relates to an intelligent low voltage power distribution box, which comprises a box body, an execution module, a control module, power information detection modules, a backstage monitoring module, power cutoff modules, a power cutoff control module and an operation state detection module, wherein the execution module and the control module are mutually connected and arranged in the box body; the control module and the backstage monitoring module are connected; the power cutoff module and the power information detection module are arranged on a branch line provided with power consumption equipment, the power information detection module is arranged at the wire outgoing side of the power cutoff module, and the power information detection modules on the branch lines are all connected with the execution module; and the operation state detection module and the power cutoff control module are respectively connected with the execution module. a power cutoff measure is only taken for a failed power consumption line, normal power consumption of other equipment is not influenced, and the purposes of quickly finding a failed line, timely taking a maintenance measure, quickening power on time and reducing economic losses are realized.

Description

A kind of Intelligent low pressure distribution cabinet
Technical field
The present invention relates to electrical control equipment manufacturing technology field, more particularly, relate to a kind of Intelligent low pressure distribution cabinet.
Background technology
Intelligent power distribution equipment domestic is at present substantially all high-tension switch cabinet and low-tension switch cabinet, the scope gathered and control is each electrical parameter of controller switching equipment in transformer station, electric substation, as the running status of each switch, the electrical parameter etc. of circuit, and to from electric substation out after the running status of each electricity consumption point there is no monitor and forecast.
Each outlet switch loop of electric substation is sometimes for multiple power consumption equipment provides power supply, but ought wherein go wrong by some power consumption equipments, can only to the outlet switch separating brake power-off in its higher level electric substation, all the other the no problem equipment in same supply line that so not only can have influence on normally work, nor be easy to search and specifically which supply line break down, bring great inconvenience to maintenance work.Even because power-off time is too of a specified duration, also great economic loss can be brought.
Summary of the invention
The object of the invention is the defect in order to solve above-mentioned prior art, a kind of Intelligent low pressure distribution cabinet is provided.
For solving above-mentioned technical problem, the present invention adopts following technical scheme:
A kind of Intelligent low pressure distribution cabinet, comprises casing, Executive Module, control module, information about power detection module, background monitoring module, power-off modular, power-off control module and condition monitoring module; Executive Module and control module are interconnected and are arranged in casing; Control module is connected with background monitoring module; Power-off modular and information about power detection module are arranged on and are provided with on the branched line of power consumption equipment, and information about power detection module is located at the outgoing line side of power-off modular, and the information about power detection module on branched line is all connected with Executive Module; Condition monitoring module is connected with Executive Module respectively with power-off control module.
Described power-off modular is line-breaker.
Described power-off control module is line-breaker shunt release.
Described condition monitoring module is line-breaker auxiliary switch.
Described background monitoring module is monitoring computer main frame.
Described information about power detection module comprises current transformer and zero sequence current mutual inductor.
The outgoing line side of power-off modular is located at respectively by described current transformer and zero sequence current mutual inductor.
The present invention has following beneficial effect relative to prior art: first gather the information about power of each branched line and the running state information of power-off modular by arranging Executive Module; By arranging control module, the analysis result of above-mentioned information and information is fed back to background monitoring module again; Can be checked and accurately determine the operation conditions of concrete electric line by background monitoring module, thus realize carrying out effective monitor and forecast to the controller switching equipment gone wrong; Only power-off measure can be taked to what go wrong by electric line by power-off modular and power-off control module, do not affect the normal electricity consumption of miscellaneous equipment, thus can realize the object finding faulty line fast, take maintenance measures in time, accelerate conduction time and minimizing economic loss.
Accompanying drawing explanation
Fig. 1 is the annexation schematic diagram of each module of a kind of Intelligent low pressure distribution cabinet of the present invention.
Embodiment
In order to make object of the present invention, technical scheme and beneficial effect clearly understand, below in conjunction with drawings and the specific embodiments, a kind of Intelligent low pressure distribution cabinet of the present invention is described in detail.Specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
With reference to shown in Fig. 1, a kind of Intelligent low pressure distribution cabinet of the present invention, comprises casing 1, Executive Module 2, control module 3, monitoring computer main frame 4, current transformer 5, zero sequence current mutual inductor 6, line-breaker auxiliary switch 7, line-breaker shunt release 8 and line-breaker 9.
Described Executive Module 2 and control module 3 are fixedly installed in casing 1, and both are interconnected by RS485 communication interface; And described control module 3 is connected by communication interface with monitoring computer main frame 4.
Described line-breaker 9 is arranged on and is provided with on the branched line of power consumption equipment, the outgoing line side of line-breaker 9 is located at respectively by described current transformer 5 and zero sequence current mutual inductor 6, and the current transformer 5 on described branched line is all connected with Executive Module 2 with zero sequence current mutual inductor 6; Described line-breaker auxiliary switch 7 and line-breaker shunt release 8 are connected to the both sides of Executive Module 2.
Described Executive Module 2 is responsible for gathering the circuit information about power such as line current, circuit zero-sequence current and line voltage distribution, the simultaneously running state information such as the separating brake of gathering line circuit breaker 9, combined floodgate or fault, and with control module 3 communication and the signal performing the disjunction line-breaker 9 that control module 3 sends.
Described control module 3 is responsible for the information about power of monitoring Executive Module 2 collection and the running state information of line-breaker 9, compares, judge whether circuit breaks down with preset value; If there is fault, then send the order allowing Executive Module 2 perform disjunction line-breaker; The relevant information simultaneously Executive Module 2 gathered and the result of control module 3 feed back on monitoring computer main frame 4 and show.
Described monitoring computer main frame 4 is arranged on Control Room, staff observes real-time operating conditions and the history run situation of circuit by monitoring computer main frame 4, simultaneously can also the manually signal of disjunction line-breaker 9 that sends of input control monitoring computer main frame 4 pairs of control modules 3.
Described current transformer 5 is arranged on the outgoing line side of line-breaker 9, is responsible for detection line electric current, and gathers this line current signal for Executive Module 2.
Described zero sequence current mutual inductor 6 is arranged on the outgoing line side of line-breaker 9, is responsible for detection line zero-sequence current, and gathers this zero sequence current signal for Executive Module 2.
Described Executive Module 2 directly gathers voltage signal from the outgoing line side of line-breaker 9.
Described line-breaker auxiliary switch 7 is directly inputted on Executive Module 2, the running state information of the separating brake of Executive Module 2 pairs of line-breakers 9, combined floodgate or fault is supplied to gather, the signal collected is sent to control module 3 by Executive Module 2, and control module 3 is sent to signal on monitoring computer main frame 4 and shows.
When Executive Module 2 is energized to line-breaker shunt release 8, line-breaker 9 separating brake.
Described line-breaker 9 is arranged on power consumption equipment circuit, is responsible for joint weldment line power, has the effect of overload and short-circuit protection simultaneously.
To power to power consumption equipment when line-breaker 9 closes a floodgate, after current transformer 5 detects line current, the current value detected is sent to Executive Module 2, the current value of collection is sent to control module 3 by Executive Module 2; The current value of collection processes by control module 3, and current value is uploaded on monitoring computer main frame 4 shows on the one hand, the over load current value preset in control module 3 by this current value is on the other hand compared; If judge it is short circuit or overload fault, then send signal and be energized to line-breaker shunt release 8 by Executive Module 2, line-breaker 9 separating brake, thus cut off this faulty line power supply.
To power to power consumption equipment when line-breaker 9 closes a floodgate, the zero-sequence current value collected is sent to Executive Module 2 by zero sequence current mutual inductor 6, and the zero-sequence current value collected is sent to control module 3 by Executive Module 2; The zero-sequence current value that control module 3 is preset in control module 3 by this zero-sequence current value compares; If there is zero-sequence current (electric leakage) fault, then send signal and be energized to line-breaker shunt release 18 by Executive Module 2, line-breaker 9 separating brake, thus cut off this faulty line power supply.
Voltage signal is the three-phase voltage value of this circuit, is directly inputted into Executive Module 2, and the magnitude of voltage of collection is sent to control module 3 by Executive Module 2; Control module 3 processes the magnitude of voltage gathered, and this value is uploaded on monitoring computer main frame 4 shows on the one hand, the magnitude of voltage preset in control module 3 by this magnitude of voltage is on the other hand compared; If judge it is overvoltage or under voltage fault, then send signal and be energized to line-breaker shunt release 8 by Executive Module 2, line-breaker 9 separating brake, thus cut off this faulty line power supply.
The foregoing is only the preferred embodiments of the present invention; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in scope disclosed in this invention; be equal to according to technical scheme and plan plot and replace or change, all belonged to protection scope of the present invention.

Claims (7)

1. an Intelligent low pressure distribution cabinet, is characterized in that: comprise casing, Executive Module, control module, information about power detection module, background monitoring module, power-off modular, power-off control module and condition monitoring module; Described Executive Module and control module are interconnected and are arranged in casing; Described control module is connected with background monitoring module; Described power-off modular and information about power detection module are arranged on and are provided with on the branched line of power consumption equipment, and described information about power detection module is located at the outgoing line side of power-off modular, and the information about power detection module on described branched line is all connected with Executive Module; Described condition monitoring module is connected with Executive Module respectively with power-off control module.
2. a kind of Intelligent low pressure distribution cabinet according to claim 1, is characterized in that: described power-off modular is line-breaker.
3. a kind of Intelligent low pressure distribution cabinet according to claim 1, is characterized in that: described power-off control module is line-breaker shunt release.
4. a kind of Intelligent low pressure distribution cabinet according to claim 1, is characterized in that: described condition monitoring module is line-breaker auxiliary switch.
5. a kind of Intelligent low pressure distribution cabinet according to claim 1, is characterized in that: described background monitoring module is monitoring computer main frame.
6. a kind of Intelligent low pressure distribution cabinet according to claim 1, is characterized in that: described information about power detection module comprises current transformer and zero sequence current mutual inductor.
7. a kind of Intelligent low pressure distribution cabinet according to claim 6, is characterized in that: the outgoing line side of power-off modular is located at respectively by described current transformer and zero sequence current mutual inductor.
CN201510517043.1A 2015-08-21 2015-08-21 Intelligent low voltage power distribution box Pending CN105071249A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510517043.1A CN105071249A (en) 2015-08-21 2015-08-21 Intelligent low voltage power distribution box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510517043.1A CN105071249A (en) 2015-08-21 2015-08-21 Intelligent low voltage power distribution box

Publications (1)

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CN105071249A true CN105071249A (en) 2015-11-18

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CN201510517043.1A Pending CN105071249A (en) 2015-08-21 2015-08-21 Intelligent low voltage power distribution box

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108462074A (en) * 2018-05-02 2018-08-28 广东航粤电气有限公司 A kind of Intelligent low pressure distribution cabinet
CN109149484A (en) * 2018-05-02 2019-01-04 广东航粤电气有限公司 A kind of intelligent bus plugging box

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100530874C (en) * 2007-01-26 2009-08-19 西安交通大学 Dual core intelligent communication control for plastic shell low voltage breaker
US20120303554A1 (en) * 2001-09-10 2012-11-29 Strategic Design Federation W, Inc. Energy Monitoring System and Method
CN203301235U (en) * 2013-06-04 2013-11-20 重庆市云阳县供电有限责任公司 Remote control household intelligent distribution box
CN204885910U (en) * 2015-08-21 2015-12-16 珠海市航粤正泰成套电气设备有限公司 Intelligent low tension distribution box

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120303554A1 (en) * 2001-09-10 2012-11-29 Strategic Design Federation W, Inc. Energy Monitoring System and Method
CN100530874C (en) * 2007-01-26 2009-08-19 西安交通大学 Dual core intelligent communication control for plastic shell low voltage breaker
CN203301235U (en) * 2013-06-04 2013-11-20 重庆市云阳县供电有限责任公司 Remote control household intelligent distribution box
CN204885910U (en) * 2015-08-21 2015-12-16 珠海市航粤正泰成套电气设备有限公司 Intelligent low tension distribution box

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108462074A (en) * 2018-05-02 2018-08-28 广东航粤电气有限公司 A kind of Intelligent low pressure distribution cabinet
CN109149484A (en) * 2018-05-02 2019-01-04 广东航粤电气有限公司 A kind of intelligent bus plugging box
CN109149484B (en) * 2018-05-02 2020-10-02 航粤智能电气股份有限公司 Intelligent bus jack box

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Address after: 519075 -203 shop, No. 889 Hua Xi Road, Xiangzhou District, Zhuhai, Guangdong

Applicant after: Air Guangdong Guangdong Electric Co., Ltd.

Address before: 519000 Guangdong city of Zhuhai Province Hong Hua Road 181 Xinzhou garden 5, building 6, room 101 No. 2 bottom mall

Applicant before: ZHUHAI HANGYUE ZHENGTAI COMPLETE ELECTRICAL EQUIPMENT CO., LTD.

RJ01 Rejection of invention patent application after publication
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Application publication date: 20151118