CN103592425A - Offsite monitoring method for multi-component gas in transformer oil - Google Patents

Abstract

The invention discloses an offsite monitoring method for multi-component gas in transformer oil, which relates to the technical field of power transformers and aims to achieve the effect of reducing the detection cost. The method comprises the steps that a transformer information acquisition device capable of acquiring static transformer information and dynamic transformer information of each transformer substation is arranged in the transformer substation; each transformer substation acquires the static transformer information and the dynamic transformer information of the transformer substation through the transformer information acquisition device in the transformer substation and submits the acquired data to a monitoring terminal through a dedicated power channel; the monitoring terminal analyzes the data submitted by the transformer information acquisition devices of all the transformer substations in real time and sends out an alarming signal at proper time according to analysis results. The method disclosed by the invention is suitable for monitoring of the multi-component gas in the transformer oil of the transformer substation.

Description

Multicomponent gas strange land monitoring method in transformer oil

Technical field

The present invention relates to power transformer technology, particularly relate to the technology of multicomponent gas strange land monitoring method in a kind of transformer oil.

Background technology

In power transformer equipment on-line monitoring, depend merely on electrical test method and be often difficult to find some local fault and heating defect, utilize harvester to detect the multicomponent gas in electric power transformer oil, can find some latency fault of power equipment inside.

Because the multicomponent gas real time data amount in the electric power transformer oil of transformer station is larger, be unfavorable for real time remote transmission, therefore in traditional electric power transformer oil, gas collecting pick-up unit is all arranged on transformer station this locality (mainly by gas chromatogram data acquisition module, multicomponent gas identification module, gas alarm module forms), transformer station is detected the multicomponent gas in local electric power transformer oil by gas collecting pick-up unit in local electric power transformer oil, then the monitoring terminal of monitoring center will be delivered in testing result, to save remote transmission data volume, can realize local monitoring, local management, but need to a set of complete collection be set in each transformer station, identification, warning module, there is monitoring cost high, the defect of difficult management.

Summary of the invention

For the defect existing in above-mentioned prior art, it is low that technical matters to be solved by this invention is to provide a kind of monitoring cost, multicomponent gas strange land monitoring method in the transformer oil of convenient management.

In order to solve the problems of the technologies described above, in a kind of transformer oil provided by the present invention, multicomponent gas strange land monitoring method, relates to electric system, in described electric system, is provided with monitoring terminal, and a plurality of transformer station, it is characterized in that, concrete steps are as follows:

1) in each transformer station, arrange one and can gather the transformer static information of this transformer station and the transformer information collecting device of transformer multidate information;

Described transformer static information comprises: transformer station's title, transformer title, transformer capacity, Transformer Winding model, transformer oil number, transformer oil are heavy, the transformer management unit of maintenance, transformer voltage grade, transformer multicomponent gas one-level alarming value, transformer multicomponent gas secondary alarming value;

Described transformer multidate information comprises: the multicomponent gas concentration of the transformer in transformer station;

2) each transformer station all utilizes the transformer information collecting device in this transformer station, gathers transformer static information and the transformer multidate information of this transformer station;

3) each transformer station all utilizes electric power designated lane to transformer static information and the transformer multidate information of monitoring terminal Shang Songgai transformer station, and monitoring terminal receives transformer static information and the transformer multidate information of each transformer station sending on the transformer information collecting device of each transformer station in real time;

Wherein, described electric power designated lane refers to the network channel of the energy management subsystem in electric system, or connects the asynchronous serial port passage of monitoring terminal and each transformer station, or connects the wireless GPRS passage of monitoring terminal and each transformer station;

Wherein, transformer station send the mode of transformer static information to be on monitoring terminal: transformer information collecting device will be delivered to monitoring terminal in the disposable active of transformer static information collecting after starting, after this no longer in active, send, if monitoring terminal needs the transformer static information of Huo Gaiyige transformer station again, the transformer information collecting device of Ze Xianggai transformer station issues static information request instruction, the transformer information collecting device of transformer station is received after the static information request instruction that monitoring terminal issues, again on monitoring terminal, send the transformer collecting static information,

Wherein, transformer station send the mode of transformer multidate information to be on monitoring terminal: transformer information collecting device is delivered to monitoring terminal in active in real time by the transformer multidate information collecting;

4) monitoring terminal carries out performance analysis to the data that receive, and analytical approach is as follows:

If in the multidate information of received Yi Ge transformer station, the multicomponent gas concentration of transformer surpasses the transformer multicomponent gas one-level alarming value of this transformer station, sends the transformer multicomponent gas one-level alerting signal of this transformer station;

If in the multidate information of received Yi Ge transformer station, the multicomponent gas concentration of transformer surpasses the transformer multicomponent gas secondary alarming value of this transformer station, sends the transformer multicomponent gas secondary alerting signal of this transformer station.

Multicomponent gas strange land monitoring method in transformer oil provided by the invention, transformer information is divided into multidate information and static information, each transformer station only needs to arrange a set of transformer information collecting device that can gather transformer static information and transformer multidate information, under normal operating condition, only need real time remote transmission multidate information, volume of transmitted data is less, data analysis task transfers to the monitoring terminal of monitoring center to complete, can realize collective analysis, early warning, there is monitoring cost low, the feature of convenient management.

Accompanying drawing explanation

Fig. 1 is the monitoring process flow diagram of multicomponent gas strange land monitoring method in embodiment of the present invention transformer oil.

Embodiment

Below in conjunction with accompanying drawing explanation, embodiments of the invention are described in further detail, but the present embodiment is not limited to the present invention, every employing analog structure of the present invention and similar variation thereof, all should list protection scope of the present invention in.

As shown in Figure 1, in a kind of transformer oil that the embodiment of the present invention provides, multicomponent gas strange land monitoring method, relates to electric system, in described electric system, is provided with monitoring terminal, and a plurality of transformer station, it is characterized in that, concrete steps are as follows:

1) in each transformer station, arrange one and can gather the transformer static information of this transformer station and the transformer information collecting device of transformer multidate information, described transformer information collecting device is prior art;

Described transformer static information comprises: transformer station's title, transformer title, transformer capacity, Transformer Winding model, transformer oil number, transformer oil are heavy, the transformer management unit of maintenance, transformer voltage grade, transformer multicomponent gas one-level alarming value, transformer multicomponent gas secondary alarming value;

Described transformer multidate information comprises: the multicomponent gas concentration of the transformer in transformer station;

2) each transformer station all utilizes the transformer information collecting device in this transformer station, gathers transformer static information and the transformer multidate information of this transformer station;

3) each transformer station all utilizes electric power designated lane to transformer static information and the transformer multidate information of monitoring terminal Shang Songgai transformer station, and monitoring terminal receives transformer static information and the transformer multidate information of each transformer station sending on the transformer information collecting device of each transformer station in real time;

Wherein, described electric power designated lane refers to the network channel of the energy management subsystem in electric system, or connects the asynchronous serial port passage of monitoring terminal and each transformer station, or connects the wireless GPRS passage of monitoring terminal and each transformer station;

Wherein, transformer station send the mode of transformer static information to be on monitoring terminal: transformer information collecting device will be delivered to monitoring terminal in the disposable active of transformer static information collecting after starting, after this no longer in active, send, if monitoring terminal needs the transformer static information of Huo Gaiyige transformer station again, the transformer information collecting device of Ze Xianggai transformer station issues static information request instruction, the transformer information collecting device of transformer station is received after the static information request instruction that monitoring terminal issues, again on monitoring terminal, send the transformer collecting static information,

Wherein, transformer station send the mode of transformer multidate information to be on monitoring terminal: transformer information collecting device is delivered to monitoring terminal in active in real time by the transformer multidate information collecting;

4) monitoring terminal carries out performance analysis to the data that receive, and analytical approach is as follows:

If in the multidate information of received Yi Ge transformer station, the multicomponent gas concentration of transformer surpasses the transformer multicomponent gas one-level alarming value of this transformer station, sends the transformer multicomponent gas one-level alerting signal of this transformer station;

If in the multidate information of received Yi Ge transformer station, the multicomponent gas concentration of transformer surpasses the transformer multicomponent gas secondary alarming value of this transformer station, sends the transformer multicomponent gas secondary alerting signal of this transformer station.

Claims (1)

1. a multicomponent gas strange land monitoring method in transformer oil, relates to electric system, in described electric system, is provided with monitoring terminal, and a plurality of transformer station, it is characterized in that, concrete steps are as follows:

1) in each transformer station, arrange one and can gather the transformer static information of this transformer station and the transformer information collecting device of transformer multidate information;

Described transformer static information comprises: transformer station's title, transformer title, transformer capacity, Transformer Winding model, transformer oil number, transformer oil are heavy, the transformer management unit of maintenance, transformer voltage grade, transformer multicomponent gas one-level alarming value, transformer multicomponent gas secondary alarming value;

Described transformer multidate information comprises: the multicomponent gas concentration of the transformer in transformer station;

2) each transformer station all utilizes the transformer information collecting device in this transformer station, gathers transformer static information and the transformer multidate information of this transformer station;

3) each transformer station all utilizes electric power designated lane to transformer static information and the transformer multidate information of monitoring terminal Shang Songgai transformer station, and monitoring terminal receives transformer static information and the transformer multidate information of each transformer station sending on the transformer information collecting device of each transformer station in real time;

Wherein, described electric power designated lane refers to the network channel of the energy management subsystem in electric system, or connects the asynchronous serial port passage of monitoring terminal and each transformer station, or connects the wireless GPRS passage of monitoring terminal and each transformer station;

Wherein, transformer station send the mode of transformer static information to be on monitoring terminal: transformer information collecting device will be delivered to monitoring terminal in the disposable active of transformer static information collecting after starting, after this no longer in active, send, if monitoring terminal needs the transformer static information of Huo Gaiyige transformer station again, the transformer information collecting device of Ze Xianggai transformer station issues static information request instruction, the transformer information collecting device of transformer station is received after the static information request instruction that monitoring terminal issues, again on monitoring terminal, send the transformer collecting static information,

Wherein, transformer station send the mode of transformer multidate information to be on monitoring terminal: transformer information collecting device is delivered to monitoring terminal in active in real time by the transformer multidate information collecting;

4) monitoring terminal carries out performance analysis to the data that receive, and analytical approach is as follows:

If in the multidate information of received Yi Ge transformer station, the multicomponent gas concentration of transformer surpasses the transformer multicomponent gas one-level alarming value of this transformer station, sends the transformer multicomponent gas one-level alerting signal of this transformer station;

If in the multidate information of received Yi Ge transformer station, the multicomponent gas concentration of transformer surpasses the transformer multicomponent gas secondary alarming value of this transformer station, sends the transformer multicomponent gas secondary alerting signal of this transformer station.

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