CN212514760U - Oil well electrical parameter acquisition equipment - Google Patents
Oil well electrical parameter acquisition equipment Download PDFInfo
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- CN212514760U CN212514760U CN202021318865.XU CN202021318865U CN212514760U CN 212514760 U CN212514760 U CN 212514760U CN 202021318865 U CN202021318865 U CN 202021318865U CN 212514760 U CN212514760 U CN 212514760U
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- photoelectric converter
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Abstract
The utility model discloses an oil well electricity is joined in marriage collection equipment, contain electricity and join in marriage collection portion and electricity and join in marriage sending part, wherein, electricity is joined in marriage collection portion and is contained electricity and joins in marriage collection module and photoelectric converter A, electricity is joined in marriage sending part and is contained wireless electric quantity changer and photoelectric converter B, join in marriage between collection module and the wireless electric quantity changer and carry out signal transmission through optic fibre under photoelectric converter A and photoelectric converter B's effect, electricity is joined in marriage collection module and is used for gathering the electricity and joins in marriage the signal on the three-phase electric wire netting of inserting the oil well, photoelectric converter A transmits the electricity with the electricity and joins in marriage the signal conversion of collection module collection to light signal and through optic fibre by signal conversion, photoelectric converter B receives the light signal that comes from optic fibre and converts it into the signal of telecommunication, wireless electric quantity changer converts photoelectric converter B into behind the electricity is joined in marriage signal processing of telecommunication and transmits to the distal end with wireless mode, adopt this electricity among this application to join in marriage collection equipment to The energy is low.
Description
Technical Field
The utility model relates to an oil well electricity is joined in marriage collection equipment.
Background
For production management of oil fields, effective management of oil wells is of great importance in the process of oil exploitation, but at present, oil wells of oil fields are wide in distribution range and relatively dispersed, and most oil wells are in remote areas and are difficult to manage.
In the past, most of data produced by oil well management service is collected manually, no measuring equipment is basically arranged on site, and manual judgment has large error and can not pre-judge and discover faults of an oil pumping unit in advance, so that huge economic loss is brought to oil field enterprises; in order to improve management efficiency, in recent years, a part of oil field sites also adopt three-phase electric power acquisition equipment to monitor the data, but the currently used three-phase electric power acquisition equipment has the following similar problems in actual use:
1) the circuit that inserts is comparatively many, including input signal line, external power supply power line and communication line etc. because a plurality of circuit are mixed and do not have the isolation, therefore easily arouse the interference between each circuit, especially between power supply power line and the input signal line, so easily cause the electrical parameter fault rate height, life is short.
2) Due to the fact that the three-phase power is connected, certain safety risks exist in the whole three-phase power acquisition equipment, and the explosion-proof performance is reduced.
Therefore, based on the analysis of the above problems, the present application provides an oil well electrical parameter collection device of a novel structure.
Disclosure of Invention
The utility model aims at providing an oil well electricity is joined in marriage collection equipment solves the problem that current three-phase electricity is joined in marriage collection equipment fault rate height and explosion-proof ability and is low.
The utility model provides an oil well electrical parameter collecting device, which comprises an electrical parameter collecting part and an electrical parameter sending part, wherein the electrical parameter collecting part comprises an electrical parameter collecting module and a photoelectric converter A, the electrical parameter sending part comprises a wireless electric quantity transmitter and a photoelectric converter B, the electric parameter acquisition module and the wireless electric quantity transmitter are in signal transmission through optical fibers under the action of the photoelectric converter A and the photoelectric converter B, the electric parameter acquisition module is used for acquiring electric parameter signals on a three-phase power grid connected to an oil well, the photoelectric converter A converts the electric parameter signals acquired by the electric parameter acquisition module into optical signals from electric signals and transmits the optical signals through optical fibers, the photoelectric converter B receives the optical signal from the optical fiber and converts the optical signal into an electric signal, and the wireless electric quantity transmitter processes the electric parameter signal converted into the electric signal by the photoelectric converter B and then transmits the electric parameter signal to a far end in a wireless mode.
As a preferred scheme of the present application, the electrical parameter acquisition module includes at least one of a current sensor, a voltage sensor and a power sensor, and a power supply end of the electrical parameter acquisition module is connected to a three-phase power grid, that is, the power supply end is supplied with power by three-phase power.
As a preferable scheme of the application, a power supply of the wireless electric quantity transmitter is an external direct current power supply, and the power supply voltage is DC: 10V-30V.
Compared with the prior art, the oil well electrical parameter acquisition equipment in the application has the advantages that:
(1) the two steps of collecting and sending the electrical parameter are respectively realized by adopting different devices, the data transmission between the two devices is realized by utilizing one optical fiber, so the problem of circuit mixing is solved, meanwhile, the electrical parameter collection and sending are realized by adopting different devices, so the processing power consumption of a single device can be reduced, and the fault rate of the electrical parameter collection equipment is further reduced.
(2) The electricity parameter acquisition module of the electricity parameter acquisition part supplies power by using an accessed three-phase power grid, and the wireless electric quantity transmitter of the electricity parameter transmission part supplies power by using an external direct-current power supply, so that the whole explosion-proof performance of the electricity parameter acquisition equipment can be improved.
Drawings
Fig. 1 is the structure schematic diagram of the oil well electrical parameter acquisition equipment component part provided by the embodiment of the utility model.
Fig. 2 is the embodiment of the utility model provides a structural schematic diagram that electric parameter collection module inserts unbalanced three-phase four-wire electric wire netting.
Fig. 3 is the embodiment of the utility model provides a structural schematic diagram that balanced three-phase four-wire electric wire netting was inserted to electric parameter collection module.
Detailed Description
The embodiment provides an oil well electrical parameter acquisition device, see fig. 1, the device comprises an electrical parameter acquisition part and an electrical parameter transmitting part, wherein the electrical parameter acquisition part comprises an electrical parameter acquisition module and a photoelectric converter a, the electrical parameter transmitting part comprises a wireless electric quantity transmitter and a photoelectric converter B, and signal transmission is performed between the electrical parameter acquisition module and the wireless electric quantity transmitter through optical fibers under the action of the photoelectric converter a and the photoelectric converter B.
In this embodiment, the electrical parameter collecting module includes a current sensor, a voltage sensor and a power sensor, and a power supply end of the electrical parameter collecting module is connected to a three-phase power grid, that is, three-phase power supplies power to the electrical parameter collecting module, and the electrical parameter collecting module is used for collecting electrical parameter signals on a three-phase three-wire or three-phase four-wire power grid connected to an oil well, in this embodiment, it is preferable that the power grid connected to the oil well is a three-phase four-wire power grid, referring to fig. 2, a schematic structural diagram of the electrical parameter collecting module provided in this embodiment, which is connected to an unbalanced three-phase three-wire power grid, in this structural diagram, three voltages and three currents need to be collected, that is, three groups of voltage sensors and three groups of current sensors need to be used, specifically, input ends of the three groups of voltage sensors are respectively, the input of the power sensor is connected to the Uab and the Ic, and meanwhile, the power supply terminal of the electrical parameter acquisition module is connected to Una; referring to fig. 3, a schematic structural diagram of the electrical parameter collection module provided in this embodiment accessing a balanced three-phase four-wire power grid is shown, in the structural diagram, because of three-phase electrical balance, only one set of voltage sensor and one set of current sensor are needed, an input end of the voltage sensor is connected to Una, an input end of the current sensor is connected to Ic, and an input end of the power sensor is connected to Uab and Ic.
In this embodiment, the model of the electrical reference acquisition module is EDA 9033A.
In the embodiment, the power supply of the wireless electric quantity transmitter is an external direct current power supply, and the power supply voltage is DC: 10V-30V.
In this embodiment, the wireless power transmitter includes a wireless communication module, and in order to meet the requirements of different application scenarios, the present embodiment does not limit the protocol used by the communication module, and the wireless communication module can be divided into multiple versions according to different field application scenarios during actual use, and specifically may include a cellular communication module: 2/3/4/5G and non-cellular type modules: versions of Zigbee, bluetooth, lora, etc.
When the electric parameter acquisition module is used, the electric parameter acquisition module acquires electric parameter signals (current signals, voltage signals and power factors) on a three-phase four-wire power grid, the photoelectric converter A converts the electric parameter signals acquired by the electric parameter acquisition module into optical signals and transmits the optical signals to the electric parameter transmitting end through optical fibers, the photoelectric converter B of the electric parameter transmitting end receives the optical signals from the optical fibers and converts the optical signals into electric signals, and the wireless electric quantity transmitter processes the electric parameter signals converted into the electric signals by the photoelectric converter B and transmits the electric parameter signals to the remote controller in a wireless mode.
To sum up, in the embodiment, the two steps of collecting and sending the electrical parameter are respectively implemented by using two independent devices, and data transmission is performed between the two devices by using the optical fiber, so that the connection circuit of the electrical parameter collecting device is simplified, and the problems that the power consumption of the device is high and the fault rate of the electrical parameter is high and the service life of the electrical parameter is short due to the fact that the existing circuit is mixed, isolated and a plurality of programs are concentrated on one device are solved.
The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be pointed out that, for the person skilled in the art, without departing from the scope of the present invention, several improvements can be made, which should also be considered as the scope of protection of the present invention, and these will not affect the effectiveness of the implementation of the present invention and the practicability of the patent. The scope of protection claimed in the present application shall be subject to the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (3)
1. An oil well electrical parameter collecting device is characterized by comprising an electrical parameter collecting part and an electrical parameter sending part, wherein the electrical parameter collecting part comprises an electrical parameter collecting module and a photoelectric converter A, the electrical parameter sending part comprises a wireless electric quantity transmitter and a photoelectric converter B, the electric parameter acquisition module and the wireless electric quantity transmitter are in signal transmission through optical fibers under the action of the photoelectric converter A and the photoelectric converter B, the electric parameter acquisition module is used for acquiring electric parameter signals on a three-phase power grid connected to an oil well, the photoelectric converter A converts the electric parameter signals acquired by the electric parameter acquisition module into optical signals from electric signals and transmits the optical signals through optical fibers, the photoelectric converter B receives the optical signal from the optical fiber and converts the optical signal into an electric signal, and the wireless electric quantity transmitter processes the electric parameter signal converted into the electric signal by the photoelectric converter B and then transmits the electric parameter signal to a far end in a wireless mode.
2. An oil well electrical parameter acquisition device according to claim 1, wherein the electrical parameter acquisition module comprises at least one of a current sensor, a voltage sensor and a power sensor, and a power supply terminal of the electrical parameter acquisition module is connected to a three-phase power grid, namely, is supplied with power by three-phase power.
3. The oil well electrical parameter acquisition device as claimed in claim 2, wherein the power supply of the wireless power transmitter is an external direct current power supply, and the power supply voltage is DC 10V-30V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021318865.XU CN212514760U (en) | 2020-07-07 | 2020-07-07 | Oil well electrical parameter acquisition equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021318865.XU CN212514760U (en) | 2020-07-07 | 2020-07-07 | Oil well electrical parameter acquisition equipment |
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| CN212514760U true CN212514760U (en) | 2021-02-09 |
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| CN202021318865.XU Active CN212514760U (en) | 2020-07-07 | 2020-07-07 | Oil well electrical parameter acquisition equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113325218A (en) * | 2021-05-26 | 2021-08-31 | 大庆高新区中环电力控制系统有限公司 | Oil field electrical parameter acquisition equipment and system and method for measuring efficiency of mechanical production well system |
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2020
- 2020-07-07 CN CN202021318865.XU patent/CN212514760U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113325218A (en) * | 2021-05-26 | 2021-08-31 | 大庆高新区中环电力控制系统有限公司 | Oil field electrical parameter acquisition equipment and system and method for measuring efficiency of mechanical production well system |
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