Communication between downhole tools and a surface processor using a network
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G01V-003/00
E21B-047/12
H04L-029/08
H04L-029/06
출원번호
US-0490298
(2014-09-18)
등록번호
US-9683438
(2017-06-20)
발명자
/ 주소
Fanini, Otto N.
Andrade, Harold
출원인 / 주소
Baker Hughes Incorporation
대리인 / 주소
Cantor Colburn LLP
인용정보
피인용 횟수 :
4인용 특허 :
21
초록▼
A system for communicating with subsurface components includes: a surface host connected to a subsurface location; a subsurface host connected to the surface host by a communication link, the subsurface host configured to communicate with the surface host using a communication protocol; and a plural
A system for communicating with subsurface components includes: a surface host connected to a subsurface location; a subsurface host connected to the surface host by a communication link, the subsurface host configured to communicate with the surface host using a communication protocol; and a plurality of tools configured to be disposed in a borehole, the plurality of downhole tools communicatively coupled to the subsurface host via a communication network. The communication network is divided into a plurality of network subsets, each network subset of the plurality of network subsets including one or more downhole tools, all of the one or more downhole tools configured to communicate using a common protocol, each network subset including a network device configured to receive data and translate the data to the common protocol, the common protocol of one network subset being different than the common protocol of at least one other network subset.
대표청구항▼
1. A system for communicating with subsurface components, comprising: a surface host connected to a subsurface location;a subsurface host connected to the surface host by a communication link, the subsurface host configured to communicate with the surface host using a communication protocol; anda pl
1. A system for communicating with subsurface components, comprising: a surface host connected to a subsurface location;a subsurface host connected to the surface host by a communication link, the subsurface host configured to communicate with the surface host using a communication protocol; anda plurality of tools configured to be disposed in a borehole in an earth formation, the plurality of downhole tools communicatively coupled to the subsurface host via a communication network;wherein the communication network is divided into a plurality of network subsets, each network subset of the plurality of network subsets including one or more downhole tools, the plurality of network subsets including a first network subset and a second network subset, all of the one or more downhole tools in the first network subset configured to communicate using a first protocol, all of the one or more downhole tools in the second network subset configured to communicate using a second protocol that is different than the first protocol; andwherein the surface host is configured to generate a message to be transmitted to the subsurface host, the message including a first set of data structured according to the first protocol and a second set of data structured according to the second protocol, the second set of data encapsulated within the first set of data so that the first set of data is removable from the message without affecting a structure of the second set of data. 2. The system of claim 1, wherein the surface host and the subsurface host form a surface communication network subset, the subsurface host is configured to receive data directed to a downhole tool and route the data to a network subset that includes the downhole tool. 3. The system of claim 2, wherein the network device includes a processor configured to receive the data from the subsurface host,remove the data from the message and transmit the data to the downhole tool according to a protocol used by the downhole tool. 4. The system of claim 1, wherein the network forms a communication path that connects the plurality of network subsets. 5. The system of claim 4, wherein the surface host, the subsurface host and the plurality of network devices each form a node in the communication network, one of the nodes configured as a master node, the master node configured to query the nodes in the network for state information during network operation, generate a state diagram representing the state of each node, compare the state diagram to a supervisory state diagram, and control operation of the nodes based on the comparison. 6. The system of claim 4, wherein the network device includes a processor configured to: receive the message from one of the subsurface host and a preceding network subset in the communication path, and extract data from the message; andbased on the data being directed to a downhole tool located further along the communication path, generate another message including the data and routing the generated message to an immediately succeeding subset. 7. The system of claim 6, wherein the network devices are operably organized into a plurality of depth levels, each network device configured to receive and transmit data to and from one or more network devices associated with an adjacent depth level. 8. The system of claim 4, wherein the second network subset is located subsequent to the first network subset in the communication path. 9. The system of claim 8, wherein each network subset includes a network device configured to receive data and transmit data to an intended tool, the first network subset including a first network device configured to remove the first set of data and transmit the second set of data to a second network device of the second network subset. 10. The system of claim 2, wherein the network device is configured to communicate with the one or more downhole tools in the network subset using a first layer of the network, and the network device is configured to communicate with other network subsets using a second layer of the network that is different than the first layer. 11. A method of communicating with subsurface components, comprising: sending a message from a surface host to a subsurface host over a communication link, the data sent to the subsurface host using a communication protocol, the data intended for a downhole tool of a plurality of downhole tools, the plurality of downhole tools configured to be disposed in a borehole in an earth formation, the plurality of downhole tools communicatively coupled to the subsurface host via a communication network the communication network divided into a plurality of network subsets, each network subset of the plurality of network subsets including one or more downhole tools, the plurality of network subsets including a first network subset and a second network subset, all of the one or more downhole tools in the first network subsets configured to communicate using a first protocol, all of the one or more downhole tools in the second network subset configured to communicate using a second protocol that is different than the first protocol;receiving the message at the subsurface host, the message including a first set of data structured according to the first protocol and a second set of data structured according to the second protocol, the second set of data encapsulated within the first set of data, and routing the message to a network device of the first network subset; andreceiving the message by the network device, removing the first set of data from the message without affecting a structure of the second set of data, and transmitting the message to the second network subset. 12. The method of claim 11, wherein the surface host and the subsurface host form a surface communication network subset, and the subsurface host routes the message to at least one subset based on a subset identification associated with the data. 13. The method of claim 11, wherein the network forms a communication path that connects the plurality of network subsets. 14. The method of claim 13, wherein the subsurface host, the surface host and the plurality of network devices each form a node in the communication network, one of the nodes configured as a master node, the method including querying the nodes in the network for state information by the master node during network operation, generating a state diagram representing the state of each node, comparing the state diagram to a supervisory state diagram, and controlling operation of the nodes based on the comparison. 15. The method of claim 14, wherein routing the data includes: receiving the message from one of the subsurface host and a preceding network subset at a processor in a current network subset,extracting data from the message; andbased on the data being directed to a downhole tool located further along the communication path, generating another message including the data and routing the generated message to an immediately succeeding subset. 16. The method of claim 13, wherein the second network subset is located subsequent to the first network subset in the communication path. 17. The method of claim 16, wherein each network subset includes a network device configured to receive data and transmit data to an intended tool, the first network subset including a first network device configured to remove the first set of data and transmit the second set of data to a second network device of the second network subset. 18. The method of claim 1, wherein the network device is configured to communicate with the one or more downhole tools in the network subset using a first layer of the network, and the network device is configured to communicate with other network subsets using a second layer of the network that is different than the first layer. 19. The method of claim 18, wherein the first network layer is a link layer corresponding to Open Systems Interconnection (OSI) Layer 2, and the second network layer is a network layer corresponding to OSI Layer 3.
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