CN201188541Y

CN201188541Y - DC power supply screen based on wireless communication technology control

Info

Publication number: CN201188541Y
Application number: CNU200820035770XU
Authority: CN
Inventors: 王炳林; 郭巍; 郭永敏; 夏杰; 潘家祥
Original assignee: ZHEJIANG SANCHEN ELECTRICAL CO Ltd
Current assignee: Zhejiang sanchen electrical Limited by Share Ltd
Priority date: 2008-04-29
Filing date: 2008-04-29
Publication date: 2009-01-28
Anticipated expiration: 2018-04-29

Abstract

The utility model discloses a direct-current power-supply screen based on the wireless communication technology control, which comprises an alternating-current distribution unit, a high-frequency charge module, a high-frequency control module, an accumulator battery, a microcomputer battery monitoring unit, a generatrix voltage-regulation unit, a switching-on feeder line, a microcomputer insulating monitoring unit, a control feeder line, a human-computer interaction interface unit and a central monitoring unit. The output end of the alternating-current distribution unit is respectively connected with the input end of the high-frequency charge module and the input end of the high-frequency control module; the output end of the high-frequency charge module is respectively connected with the input end of the accumulator battery, the microcomputer battery monitoring unit, the input end of the generatrix voltage-regulation unit and the switching-on feeder line; the output end of the high-frequency control module is respectively connected with the output end of the generatrix voltage-regulation unit and the control feeder line; the central monitoring unit is connected with the alternating-current distribution unit, the high-frequency charge module, the high-frequency control module and the microcomputer battery monitoring unit through a data bus; the human-computer interaction interface unit is connected with the central monitoring unit to provide a human-computer operating platform for the whole system. The direct-current power-supply screen also comprises a wireless communication module which is connected with the central monitoring unit.

Description

DC power supply panel based on wireless communication technology control

Technical field

The utility model relates to a kind of DC power supply panel, is meant the DC power supply panel based on the radio wide area network technology especially.

Background technology

DC power supply panel is used for large, medium and small power plant and transformer station; be the divide-shut brake of high-voltage switch gear under normal operation and accident condition; relaying protection; automatically control; emergency lightings etc. provide DC power supply; in recent years; along with power electronic technology and rapid development of computer technology; change (joining) power station to China conventional electric power system; the dc operation of usefulness electric units such as power plant and transformer station of industrial and mining enterprises and emergency power supply propose to come more high approximately requirement; its the whether normal safe and reliable operation that directly influences electric power system; each transformer station of electric power system is Attended mode all; can make regular check on the running status of DC equipment; thereby can in time find and handle the abnormal conditions of its appearance; guarantee substation safety stable operation, but the transformer station of this Attended mode compares the labor intensive material resources.Current, unattended operation transformer station has also appearred in electric power system, its control centre can obtain the real time information of substation operation situation by remote channel, but can only obtain a spot of important information for direct current component, it can not react the details of direct current system operation, particularly it can not find that the misoperation situation has just appearred in system, develop into fault up to long-term misoperation and just begin to go up a scheduling, but this moment, fault was expanded into accident, if can just in time find on the first appearance and in time handle in anomaly, just can avoid abnormal conditions to develop into accident, therefore this automatic station still needs to arrange the plant maintenance personnel that it is made regular check on, and its control to the DC equipment operation is also carried out execute-in-place by the attendant, because current transformer station quantity is many, the attendant is less relatively, guarantee to finish according to quantity to make regular check on to have certain difficulty on schedule.

The utility model content

The purpose of this utility model is in order to overcome the shortcoming and defect that prior art exists, and a kind of DC power supply panel based on wireless communication technology control that can realize remote monitoring and maintenance is provided.

For achieving the above object, the technical solution of the utility model is to include Alternating Current Unit, the high frequency charging module, the high frequency control module, batteries, microcomputer battery monitoring means, the regulating bus voltage unit, the combined floodgate feeder line, microcomputer insulating monitoring unit, the control feeder line, the human-computer interaction interface unit, central monitoring unit, described Alternating Current Unit output respectively with high frequency charging module input, high frequency control module input connects, described high frequency charging module output respectively with the batteries input, microcomputer battery monitoring means, regulating bus voltage unit input, the combined floodgate feeder line connects, described high frequency control module output respectively with regulating bus voltage unit output, the control feeder line connects, described central monitoring unit is by data/address bus and Alternating Current Unit, the high frequency charging module, the high frequency control module, microcomputer battery monitoring means is connected, described human-computer interaction interface unit links to each other with central monitoring unit, for whole system provides the man-machine interactive operation platform, it is characterized in that: also include wireless communication module, this wireless communication module links to each other with central monitoring unit.

Further being provided with is that described wireless communication module is the GPRS wireless communication module.

Further being provided with is that described GPRS wireless communication module includes: the communication interface that links to each other with the data/address bus of central control unit and the communication interface that links to each other with the GPRS wireless network.

Further being provided with is that described human-computer interaction interface unit is a touch LCD screen.

Advantage of the present utility model is:

1., adopt wireless communication module to realize the DC power supply panel operation conditions is carried out remote monitoring and remote maintenance, saved the maintenance cost in places such as power station, transformer station.

2., adopt touch liquid crystal display as human-computer interaction interface, graphical display operation, friendly interface, easy to operate.

3., adopt the setting of different function units modularization, configuration is flexible, multiple functional, easy for installation.

Below in conjunction with specification drawings and specific embodiments the utility model is done further introduction.

Figure of description

Fig. 1 the utility model embodiment is arranged block diagram

Embodiment

Embodiment of the present utility model as shown in Figure 1, include Alternating Current Unit, the high frequency charging module, the high frequency control module, batteries, microcomputer battery monitoring means, the regulating bus voltage unit, the combined floodgate feeder line, microcomputer insulating monitoring unit, the control feeder line, the human-computer interaction interface unit, central monitoring unit, the external two-way of described Alternating Current Unit alternating current circuit, just often charge a battery in electric power system, the described human-computer interaction interface of present embodiment unit is a touch LCD screen, graphical display operation, friendly interface, easy to operate, described Alternating Current Unit output respectively with high frequency charging module input, high frequency control module input connects, described high frequency charging module output respectively with the batteries input, microcomputer battery monitoring means, regulating bus voltage unit input, the combined floodgate feeder line connects, described high frequency control module output respectively with regulating bus voltage unit output, the control feeder line connects, described central monitoring unit is by data/address bus and Alternating Current Unit, the high frequency charging module, the high frequency control module, microcomputer battery monitoring means is connected, described human-computer interaction interface unit links to each other with central monitoring unit, for whole system provides the man-machine interactive operation platform, also include wireless communication module, this wireless communication module links to each other with central monitoring unit, the described wireless communication module of present embodiment is preferably the GPRS wireless communication module, described GPRS wireless communication module includes: the communication interface that links to each other with the data/address bus of central control unit, and the communication interface that links to each other with the GPRS wireless network, realize the DC equipment information uploading of each transformer station being arrived Surveillance center by the GPRS wireless network, for its inquiry, simultaneously also can the short message form in time notify the attendant, the attendant not only can move remote monitoring to DC equipment in Surveillance center like this, the abnormal state of discovering device operation in time, in time handle, avoid undesired situation development to develop into accident.Certain wireless communication module described in the utility model also can adopt the wireless communication module based on the GSM network, and GPRS is a kind of novel mobile data communication business.GPRS be China Mobile improve optimize release in the GPRS network process of construction the 2.75th generation the communication technology, its wave point of on the basis of present GPRS network, further having upgraded, make it support high speed supplementary service channel, thereby realize high-speed internet access service.GPRS has outstanding technical advantage at transfer rate, function aspects radio data network (cluster, two-way call) than before, be particularly suitable for the communication requirement of picture remote monitoring, can replace fully in the past traditional wired MODEM, X.25, communication modes such as data fax, note, the GPRS communication mode is more suitable in the electric power data acquisition business, has solved the shortcomings such as real-time difference expense height that traditional power scheduling brings by manual type, telephone wire Data transmission or manual making a copy of basically.

Claims

1. DC power supply panel based on wireless communication technology control, include Alternating Current Unit, the high frequency charging module, the high frequency control module, batteries, microcomputer battery monitoring means, the regulating bus voltage unit, the combined floodgate feeder line, microcomputer insulating monitoring unit, the control feeder line, the human-computer interaction interface unit, central monitoring unit, described Alternating Current Unit output respectively with high frequency charging module input, high frequency control module input connects, described high frequency charging module output respectively with the batteries input, microcomputer battery monitoring means, regulating bus voltage unit input, the combined floodgate feeder line connects, described high frequency control module output respectively with regulating bus voltage unit output, the control feeder line connects, described central monitoring unit is by data/address bus and Alternating Current Unit, the high frequency charging module, the high frequency control module, microcomputer battery monitoring means is connected, described human-computer interaction interface unit links to each other with central monitoring unit, for whole system provides the man-machine interactive operation platform, it is characterized in that: also include wireless communication module, this wireless communication module links to each other with central monitoring unit.

2. the DC power supply panel based on wireless communication technology control according to claim 1, it is characterized in that: described wireless communication module is the GPRS wireless communication module.

3. the DC power supply panel based on wireless communication technology control according to claim 2, it is characterized in that: described GPRS wireless communication module includes: the communication interface that links to each other with the data/address bus of central control unit and the communication interface that links to each other with the GPRS wireless network.

4. according to claim 1 or 2 or 3 described DC power supply panel based on wireless communication technology control, it is characterized in that: described human-computer interaction interface unit is a touch LCD screen.