CN203387299U - Electrical load control management device - Google Patents

Electrical load control management device Download PDF

Info

Publication number
CN203387299U
CN203387299U CN201320475884.7U CN201320475884U CN203387299U CN 203387299 U CN203387299 U CN 203387299U CN 201320475884 U CN201320475884 U CN 201320475884U CN 203387299 U CN203387299 U CN 203387299U
Authority
CN
China
Prior art keywords
microprocessor
load control
control management
circuit
management devices
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.)
Active
Application number
CN201320475884.7U
Other languages
Chinese (zh)
Inventor
王正山
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.)
BOER (WUXI) POWER SYSTEM Co Ltd
Original Assignee
BOER (WUXI) POWER SYSTEM 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 BOER (WUXI) POWER SYSTEM Co Ltd filed Critical BOER (WUXI) POWER SYSTEM Co Ltd
Priority to CN201320475884.7U priority Critical patent/CN203387299U/en
Application granted granted Critical
Publication of CN203387299U publication Critical patent/CN203387299U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model relates to an electric power control device, especially relates to an electrical load control management device, specifically relates to a device for managing and controlling a power-consumption load control in power transmission and distribution operation, and belongs to the technical field of power control. According to the technical scheme of the electrical load control management device, the electrical load control management device comprises a microprocessor. The microprocessor is connected with a current transformer which is for collecting a current of a power supply, a voltage transformer which is for collecting a voltage of the power supply and an acquisition circuit which is for collecting working states of an electrical load. The output terminal of the microprocessor is connected with a switch control circuit. The microprocessor, based on information of the current transformer, the voltage transformer and the acquisition circuit, controls the state of the switch control circuit, so as to control the state of the electrical load. The electrical load control management device is simple and compact in structure, is capable of controlling the short circuit, overload and over-current, is widely-applicable, and is safe and reliable.

Description

The power load control management devices
Technical field
The utility model relates to a kind of power control unit, and especially a kind of power load control management devices specifically, for the negative control of the operating electricity consumption of power transmission and distribution is managed and controls, belongs to the technical field that electric power is controlled.
Background technology
Along with making rapid progress of science and technology, the growth of universal and enterprise's power transmission and distribution of various household electrical appliance, cause the load capacity of equipment for power transmission and distribution to increase, and also for the management of safety utilization of electric power, brings test.The hidden danger that how electricity consumption may be occurred is prevented, and just must effectively manage the negative control of electricity consumption, and the power load adopted at present adopts afterwards and disposes, and power transmission and distribution is produced dangerous, there will be and jumps electricity, the serious extreme accident such as fire that also produces.To bearing the control device, researched and developed at present, many advanced negative control devices occur, but, due to cost and the deficiency that device exists, make application that certain difficulty be arranged.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of power load control management devices is provided, and it is simple and compact for structure, can be controlled short circuit, overload and overcurrent condition, and wide accommodation, safe and reliable.
The technical scheme provided according to the utility model, described power load control management devices, comprise microprocessor, described microprocessor and current transformer for gathering source current, for the voltage transformer that gathers supply voltage and be connected for the Acquisition Circuit that gathers the electrical load operating state, the output of microprocessor is connected with ON-OFF control circuit, microprocessor is according to the state of the information control switch control circuit of current transformer, voltage transformer and Acquisition Circuit, to control the state of electrical load.
Described current transformer and voltage transformer are connected with external power source by the power supply connecting valve, and current transformer and voltage transformer are connected with microprocessor by three-phase electrical energy computation chip.
The output of described microprocessor is connected with the coil of relay, and microprocessor is by the on off state of the contact by-pass cock control circuit of relay.
Described three-phase electrical energy computation chip adopts the ATT7022 chip.Described microprocessor is connected with USB interface and memory.
The output of described microprocessor is connected with display circuit.Described microprocessor is connected with Ethernet interface and wireless communication interface.
Described microprocessor is connected with metering circuit.Described microprocessor adopts the ARM11 chip.Described Acquisition Circuit is connected with microprocessor by photoelectrical coupler.
Advantage of the present utility model: microprocessor is connected with current transformer, voltage transformer, detect current value, the magnitude of voltage of external power source input by current transformer and voltage transformer, microprocessor obtains the operating state of electrical load by Acquisition Circuit, the operating state that microprocessor can be regulated electrical load by relay and ON-OFF control circuit, the harm of avoiding short circuit, overload and overcurrent in electrical load work to produce, guarantee the safety of power transmission and distribution operation, simple and compact for structure, wide accommodation, safe and reliable.
The accompanying drawing explanation
Fig. 1 is structured flowchart of the present utility model.
Description of reference numerals: 1-power supply connecting valve, 2-current transformer, 3-voltage transformer, 4-three-phase electrical energy computation chip, 5-USB interface, 6-microprocessor, 7-display circuit, 8-Ethernet interface, 9-wireless communication interface, 10-memory, 11-relay, 12-Acquisition Circuit, 13-ON-OFF control circuit and 14-metering circuit.
Embodiment
Below in conjunction with concrete drawings and Examples, the utility model is described in further detail.
As shown in Figure 1: in order can effectively to monitor and to manage electrical load, the utility model comprises microprocessor 6, described microprocessor 6 and current transformer 2 for gathering source current, for the voltage transformer 3 that gathers supply voltage and be connected for the Acquisition Circuit 12 that gathers the electrical load operating state, the output of microprocessor 6 is connected with ON-OFF control circuit 13, microprocessor 6 is according to the state of the information control switch control circuit 13 of current transformer 2, voltage transformer 3 and Acquisition Circuit 12, to control the state of electrical load.
Particularly, described current transformer 2 and voltage transformer 3 are connected with external power source by power supply connecting valve 1, and current transformer 2 and voltage transformer 3 are connected with microprocessor 6 by three-phase electrical energy computation chip 4.Described three-phase electrical energy computation chip 4 adopts the ATT7022 chip.
The output of described microprocessor 6 is connected with the coil of relay 11, and microprocessor 6 is by the on off state of the contact by-pass cock control circuit 13 of relay 11.Described microprocessor 6 is connected with USB interface 5 and memory 10.In the utility model embodiment, can be to microprocessor 6 input parameters by USB interface 5, to regulate the parameter of power load control management, the Parameter storage that microprocessor 6 can be controlled some management is in memory 10.Described microprocessor 6 adopts the ARM11 chip.
The output of described microprocessor 6 is connected with display circuit 7.In the utility model embodiment, display circuit 7 can adopt display screen, touch-screen or LED display circuit.Described microprocessor 6 is connected with Ethernet interface 8 and wireless communication interface 9.Microprocessor 6 is connected with remote central controller by Ethernet interface 8 and wireless communication interface 9.
Described microprocessor 6 is connected with metering circuit 14.Described Acquisition Circuit 12 is connected with microprocessor 6 by photoelectrical coupler.The overcurrent of Acquisition Circuit 12 collection signals, the situation of overvoltage can be avoided by photoelectrical coupler, and the isolation of signal can be realized.
The bus of outside three phase mains is connected with power supply connecting valve 1, power source bus is through current transformer 2 generation current ratios, and obtain little electric current by current ratio, described little electric current is input in three-phase electrical energy computation chip 4, change into digital signal by three-phase electrical energy computation chip 4 by the analog current rotaring signal, more extremely give by little current delivery the microprocessor 6 that adopts the ARM11 chip by the communication interface of three-phase electrical energy computation chip 4.6 pairs of supplied with digital signal of microprocessor are stored in holder 10 after calculating, be convenient to comparison, when occurring that the interior setting of microprocessor 6 is in advance during electric current, microprocessor 6 outputs signal to the coil of relay 11, the coil of relay 11 obtain electric after, to ON-OFF control circuit 14 work, carry out separating brake, by ON-OFF control circuit 14, to turn-off electrical load after the contact adhesive of relay 11.In the utility model embodiment, Acquisition Circuit 12 adopts conventional circuit to realize, ON-OFF control circuit 14 is the contact triggered control circuits by relay 11.
In like manner, power source bus produces voltage ratio through voltage transformer 3, and obtain small voltage by voltage ratio and be input on three-phase electrical energy computation chip 4, by on three-phase electrical energy computation chip 4, by the analog voltage rotaring signal, changing into digital voltage signal, then export to microprocessor 6 by the communication interface of three-phase electrical energy computation chip 4, 6 pairs of input voltage digital signals of microprocessor are stored in holder 10 after calculating, be convenient to comparison, when occur surpassing while presetting voltage, microprocessor 6 outputs signal to the coil of relay 11, by after the contact adhesive of relay 11, ON-OFF control circuit 14 being worked, carry out separating brake, and connect display circuit 7 by microprocessor 6 interfaces, can realize that numeral shows, and select the content of the project of its demonstration by stirring upper and lower key.
The Ethernet interface 8 of microprocessor 6 configuration connects the data that each intelligent instruments gather each road to be transmitted and input, and carries out pipage control by the address of setting.Microprocessor 6 passes through the communication network interconnection network by wireless communication interface 9, and carry out transmission and the exchange of data by IP address and central controller, and analyzed and judge according to the load on every road, then can send deciliter instruction to switch by wireless communication networks.
USB interface 5 is set on microprocessor 6 can be set and be revised regulating parameter; ON-OFF control circuit 14 is connected with the electrical load of multichannel; and after gathering by Acquisition Circuit 12 and by photoelectrical coupler, the circuit gathered is protected, to avoid the hidden danger of due to the input of impacting and short circuit causes, burning microprocessor 6.ON-OFF control circuit 14 is mainly used in the closure of switch is controlled, and by the state of photoelectrical coupler sense switch amount, and deciliter being controlled by 11 pairs of switches of relay, each negative control circuit detects the service condition of every electric flux by intelligent instrument, and passing through photoelectrical coupler by metering circuit 14, be input to microprocessor 6 through the disposal of data and collect in database and be stored in holder 10, and by regularly output to wireless communication interface 9, by the communication network interconnection network, send on central controller and be conducive to charging and judgement, by microprocessor 6 processing capacities to the overload, overcurrent, the fault that overvoltage and short circuit cause is cut off Switching Power Supply by relay in time, avoid the expansion had an accident.
The utility model microprocessor 6 is connected with current transformer 2, voltage transformer 3, detect current value, the magnitude of voltage of external power source input by current transformer 2 and voltage transformer 3, microprocessor 6 obtains the operating state of electrical load by Acquisition Circuit 12, the operating state that microprocessor 6 can be regulated electrical load by relay 11 and ON-OFF control circuit 13, the harm of avoiding short circuit, overload and overcurrent in electrical load work to produce, guarantee the safety of power transmission and distribution operation, simple and compact for structure, wide accommodation, safe and reliable.

Claims (10)

1. a power load control management devices, it is characterized in that: comprise microprocessor (6), described microprocessor (6) and the current transformer (2) for gathering source current, for voltage transformer (3) and Acquisition Circuit (12) connection for gathering the electrical load operating state that gathers supply voltage, the output of microprocessor (6) is connected with ON-OFF control circuit (13), microprocessor (6) is according to current transformer (2), the state of the information control switch control circuit (13) of voltage transformer (3) and Acquisition Circuit (12), to control the state of electrical load.
2. power load control management devices according to claim 1, it is characterized in that: described current transformer (2) and voltage transformer (3) are connected with external power source by power supply connecting valve (1), and current transformer (2) and voltage transformer (3) are connected with microprocessor (6) by three-phase electrical energy computation chip (4).
3. power load control management devices according to claim 1, it is characterized in that: the output of described microprocessor (6) is connected with the coil of relay (11), and microprocessor (6) is by the on off state of the contact by-pass cock control circuit (13) of relay (11).
4. power load control management devices according to claim 2, is characterized in that: described three-phase electrical energy computation chip (4) employing ATT7022 chip.
5. power load control management devices according to claim 1, it is characterized in that: described microprocessor (6) is connected with USB interface (5) and memory (10).
6. power load control management devices according to claim 1, it is characterized in that: the output of described microprocessor (6) is connected with display circuit (7).
7. power load control management devices according to claim 1, it is characterized in that: described microprocessor (6) is connected with Ethernet interface (8) and wireless communication interface (9).
8. power load control management devices according to claim 1, it is characterized in that: described microprocessor (6) is connected with metering circuit (14).
9. power load control management devices according to claim 1, is characterized in that: described microprocessor (6) employing ARM11 chip.
10. power load control management devices according to claim 1, it is characterized in that: described Acquisition Circuit (12) is connected with microprocessor (6) by photoelectrical coupler.
CN201320475884.7U 2013-08-05 2013-08-05 Electrical load control management device Active CN203387299U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320475884.7U CN203387299U (en) 2013-08-05 2013-08-05 Electrical load control management device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320475884.7U CN203387299U (en) 2013-08-05 2013-08-05 Electrical load control management device

Publications (1)

Publication Number Publication Date
CN203387299U true CN203387299U (en) 2014-01-08

Family

ID=49875748

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320475884.7U Active CN203387299U (en) 2013-08-05 2013-08-05 Electrical load control management device

Country Status (1)

Country Link
CN (1) CN203387299U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104539052A (en) * 2014-12-30 2015-04-22 无锡联力电子科技有限公司 Intelligent electricity utilization management device
CN104979910A (en) * 2015-07-06 2015-10-14 安徽宝绿电器科技有限公司 Solar allopatric switch control device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104539052A (en) * 2014-12-30 2015-04-22 无锡联力电子科技有限公司 Intelligent electricity utilization management device
CN104979910A (en) * 2015-07-06 2015-10-14 安徽宝绿电器科技有限公司 Solar allopatric switch control device

Similar Documents

Publication Publication Date Title
CN202353172U (en) Three-phase power supply automatic reclosure protector
CN105207237A (en) Distribution network three-phase load unbalance adjusting control system
CN101873010A (en) Intelligent monitoring terminal of electric distribution system
CN102522827B (en) Intelligent integrated electricity-distributing method and device as well as intelligent integrated electricity-distributing terminal
CN201541098U (en) Intelligent energy consumption monitoring and measuring single-phase distribution box
CN203387299U (en) Electrical load control management device
CN204361791U (en) A kind of circuit structure of intelligent low-pressure distribution terminal
CN202435136U (en) Intelligent integrated power distribution terminal
CN201742167U (en) Intelligent monitoring terminal of power distribution system
CN203312920U (en) Intelligent integrated system of PT cabinet
CN202721498U (en) Micro grid coordination controller based on PCC platform
CN202997699U (en) Intelligent breaker controller
CN102570588A (en) Automatic power transfer switch controller and control method thereof
CN103683510A (en) Intelligent switch control device with phase selection control and wave self-recording functions and method
CN204167883U (en) A kind of 10kV line short fault microcomputer protective relay device
CN101783498A (en) Modularized microcomputer motor protective monitoring device
CN103840551A (en) Intelligent circuit breaker controller
CN110568258A (en) Intelligent metering terminal
CN203180631U (en) Switching value monitoring device
CN201408251Y (en) Modularized microcomputer electromotor protective and monitoring device
CN102130505A (en) High-voltage switch controller with metering function
CN202405862U (en) Automatic power transfer switch controller
CN202009265U (en) High-voltage switch controller with metering function
CN201845048U (en) Remote monitoring device for transformers
CN204156531U (en) High-voltage generator system power factor compensation arrangement

Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model