Automatic inspection and monitoring method based on time domain slotting control

Patent metadata

Field	Value
Publication number	US-10409251-B2
Application number	US-201615159251-A
Country	US
Kind code	B2
Filing date	May 19, 2016
Priority date	Nov 20, 2013
Publication date	Sep 10, 2019
Grant date	Sep 10, 2019

Abstract

An automatic inspection and monitoring method based on time domain slotting control, belonging to the technical field where the field personnel can automatically inspect and monitor a field device of a seismic apparatus in the seismic exploration production. A method of extraction and transmission of a seismic apparatus host on the information of a field device is implemented by a master control program, test information about the seismic apparatus host on the field device can be automatically extracted and classified from the seismic apparatus host, and according to a designed push protocol, a protocol encoding is conducted; a data frame block is automatically generated; and then the information is delivered via a broadcasting station; an encoding protocol of information push is designed for avoiding information loss caused by signal instability, etc. during information push. According to the protocol, the state information on the field device is encoded to generate a data frame block. There is no more need in the present invention for the operating personnel of the seismic apparatus to read and broadcast the content of the field device item by item, and it only needs to set a software operation mode, so that the automatic extraction and transmission of the state information on the field device can be extracted and transmitted.

First claim

What is claimed is:

1. An automatic inspection and monitoring method based on time domain slotting control, characterized by comprising:
a method of extraction and transmission of information of a field device by a seismic apparatus host, a method of reception and management of a field monitor on the information of a field device, an encoding protocol of information push and a time domain slotting control, wherein
the method of extraction and transmission of a seismic apparatus host on the information of a field device is implemented by a master control program comprising:
automatically extracting and classifying test information about the seismic apparatus host on the field device from the seismic apparatus host, and conducting a protocol encoding according to a designed encoding protocol of information push;
automatically generating a data frame block; and
then delivering the test information via a broadcasting station;

the encoding protocol of information push is designed with the time domain slotting control for avoiding information loss caused by signal instability during information push; encoding the test information on the field device according to the encoding protocol of information push, to generate a data frame block with a CRC redundancy checking function, so that signals are effectively retrieved or retransmitted when the signals are lost, thereby ensuring information integrity; the encoding protocol of information push includes a channel data protocol, a voltage value protocol, a range value protocol, an inquiry request protocol and an instant dialog protocol; according to the encoding protocol of information push, encoding the information on the field device of the seismic apparatus host to generate a data frame block in a fixed format upon extraction and transmission; and then pushing the information in the fixed format;
conducting parsing also according to the encoding protocol of information push while the field monitor receives this data frame block, so as to obtain state information on the field device,
wherein the channel data protocol includes a channel data marker, a line bit, a stake bit, a sequence bit, a resistance value bit, an embedding value bit, an electrical-leakage-value bit, and a numbering bit,
wherein the channel data marker is a marker that the field device data contained in this data frame block is channel data, the line bit and stake bit are numbers of line and stake where the field device is positioned, the sequence bit is a sequence number of this field device, the resistance value bit, the embedding value bit, and the electrical-leakage-value bit are concrete numerical values of resistance, embedment and electrical leakage of this field device, and the numbering bit is a numbering value that this data frame block needs to transmit to the field monitor, used for field personnel to perform a concrete item inspection for problematic field devices,
the voltage value protocol includes a voltage value marker, a line bit, a stake bit, a sequence bit, a voltage value bit, and a numbering bit, wherein the voltage value marker is a marker that the field device data contained in this data frame block is a voltage value, the line bit and the stake bit are numbers of line and stake where the field device is positioned, the sequence bit is a sequence number of this field device, the voltage value bit is a concrete voltage value of this field device, and the numbering bit is a numbering value that this data frame block needs to transmit to the field monitor, used for the field personnel to replace or charge a field feeding device,
the range value protocol includes a range value marker, a line bit, a starting stake bit, a sequence bit, a finishing stake bit, a sequence bit and a numbering bit, wherein the range value marker is a marker that the field device data contained in this data frame block is a range value, the line bit and the starting stake bit are numbers of line and stake where the field device is positioned, the sequence bit is a sequence number of this field device, the finishing stake bit is number of the stake where the field device is positioned, the sequence bit is a sequence number of this field device, and the numbering bit is a numbering value that this data frame block needs to transmit to the field monitor, used for the field personnel to learn about starting and finishing positions of the field device, so as to monitor whether the field device is in an off-line state, and know a specific position for inspection,
the inquiry protocol includes an inquiry marker, a line bit, a stake bit and a numbering bit, wherein the inquiry marker is a marker that this data frame block is inquiry request data, the line bit and the stake bit are numbers of line and stake where the field device required to be inquired is positioned, and the numbering bit is a numbering value that this data frame block transmits to the field monitor, used for the field personnel to monitor programs to transmit an inquiry request to the master control program of the seismic apparatus host, and
the instant dialog protocol includes a dialog marker, a content bit, and a numbering bit, wherein the dialog marker is a marker that this data frame block is instant dialog data, the content bit is the concrete dialog content contained in this data frame block, and the numbering bit is a numbering value that this data frame block needs to transmit to the field monitor or this data frame block transmits to the field monitor, used for delivering the instant dialog content between the seismic apparatus operator and field personnel;
the data frame block referring to state information on the field device of the seismic apparatus, and being encoded through the encoding protocol of information push, where the field device automatically generates one data frame block, since status information on the field device differs and the produced data frame block is different in size, each data frame block has a CRC redundancy checking function;
the master control program being installed onto the seismic apparatus host or other computers connected with the seismic apparatus host for implementing extraction and classification of information on the field device of the seismic apparatus host, and automatically generating a data frame block by using the encoding protocol of information push, and controlling a station to transmit the state of the field device of the seismic apparatus to the field inspection and monitoring program by using the time domain slotting method;
the method of reception and management of information about the field monitor on the field device being implemented by monitoring programs, comprising:
parsing received data frame blocks according to the protocol format, storing and managing field device status data obtained by parsing according to setup requirements, thereby realizing the field personnel's automatic inspection and management of the seismic apparatus and device;

the monitoring programs being installed onto a hand-held intelligent transceiving tablet computer or other device supporting a co-band transceiving function compatible with a system for implementing a reception of the data frame block of the master control program by using the time domain slotting method, and automatically parsing the data frame block by applying the encoding protocol of information push for obtaining the state information on the field device of the seismic apparatus, and managing the state information according to the setup requirements;
the time domain slotting control being designed for avoiding signal loss caused by signal collisions of a field monitor, comprising:
allowing a terminal device to transmit information by a time-share according to the time domain slotting control mode to ensure that a signal is stable;

the time domain slotting control comprising five kinds of control modes including a conv

Assignees

• China Nat Petroleum Corp
• Bgp Inc China Nat Pet Corp

Inventors

• Sun Huadong
• Yang Maojun
• Luo Fulong
• Li Guosheng
• Xia Ying
• Huang Lei
• Liu Weiping
• Zhang Liuzheng
• Wang Yuan

Classifications

• G01V2200/14

  Quality control · CPC title

• G01V1/22

  Transmitting seismic signals to recording or processing apparatus · CPC title

• G05B2219/25428

  Field device · CPC title

• G05B19/4185 Primary

  characterised by the network communication · CPC title

• G05B2219/33212

  Processor for communication with, evaluation of signals form detector to pc · CPC title