CN209514420U - A kind of deep water hydrocarbon field seabed jumper pipe flow assurance monitoring system - Google Patents
A kind of deep water hydrocarbon field seabed jumper pipe flow assurance monitoring system Download PDFInfo
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- CN209514420U CN209514420U CN201822061422.6U CN201822061422U CN209514420U CN 209514420 U CN209514420 U CN 209514420U CN 201822061422 U CN201822061422 U CN 201822061422U CN 209514420 U CN209514420 U CN 209514420U
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- seabed
- jumper pipe
- module
- oil gas
- gas flow
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Abstract
The utility model discloses a kind of deep water hydrocarbon field seabed jumper pipe flow assurance monitoring systems, it is set on the seabed jumper pipe of connection subsea production tree and the remittance of seabed collector and delivery pipe, oil gas flow direction is to flow through seabed jumper pipe from subsea production tree, it is converged to seabed collector and delivery pipe, it include: oil gas flow detection module, its near Sea Bottom collector and delivery pipe remittance end for being set to seabed jumper pipe downstream, for acquiring the oil gas flow of downstream in the jumper pipe of seabed；Heater is coated on the surface of seabed jumper pipe；Monitoring module, input terminal are connected to oil gas flow detection module, and output end is connected to heater, and when for detecting the oil gas flow of downstream in current seabed jumper pipe lower than preset value, control heater heats seabed jumper pipe.
Description
Technical field
The utility model relates to monitoring systems, in particular to a kind of deep water hydrocarbon field seabed jumper pipe flow assurance monitoring system
System.
Background technique
Deep water hydrocarbon field uses the production facilities such as subsea production tree, collector and delivery pipe remittance, submarine pipeline by shaft bottom output crude oil gas
It is transmitted to sea oil storage platform or offshore treatment facility.Such as 1500 meters of profundal zone under headwater depth environment, ocean temperature is usually 5
DEG C or so, certain sea areas are up to 2 DEG C.Marine oil gas field production all kinds of underwater facility internal temperatures will gradually with environment temperature
Degree is close.And the universal condensation point of crude oil is high, low temperature flow is poor, if internal pressure is constant, can gradually form product at a lower temperature
Wax, hydrate etc..It is constantly deposited on tube wall, is reduced the valid circulation area in pipeline, is increased the roughness of tube wall, into one
Step reduces pipe capacity.Completely plugged channel interior is even understood when serious, causes work safety accident.Currently, oil gas
Injection chemical agent is generally taken to inhibit, eliminate the issuable oil gas condensate of channel interior in the production process of field, or
It concentrates and carries out oil field pigging operation to clear up internal blocking.The above method is unable to gas stream inside the jumper pipe of actively monitoring seabed
Dynamic state, and pigging operation can not need to take in real time control mitigation strategy by oil gas field condition of production overall arrangement.
Utility model content
The purpose of the utility model is to provide a kind of deep water hydrocarbon field seabed jumper pipe flow assurance monitoring systems, supervise in real time
The variation of seabed jumper pipe interior oil throughput is surveyed, and is compared with default production range of flow, if flow is substantially reduced, is sent out
It send alarm signal to operations offshore platform man machine operation interface, and starts the resistance wire that heating is coated on seabed bridging tube wall,
So that channel interior crude oil condensate is converted to flowable oil gas after temperature raising, restores the oil-gas transportation energy of seabed jumper pipe
Power ensures the production efficiency of deep water hydrocarbon field underwater production facility.
In order to achieve the goal above, the utility model is achieved through the following technical solutions:
A kind of deep water hydrocarbon field seabed jumper pipe flow assurance monitoring system is set to connection subsea production tree and seabed collection
On the seabed jumper pipe of defeated manifold, oil gas flow direction is flows through seabed jumper pipe from subsea production tree, until seabed collector and delivery pipe converges,
Include:
Oil gas flow detection module is set to the near Sea Bottom collector and delivery pipe remittance end in seabed jumper pipe downstream, for acquiring sea
The oil gas flow of downstream in the jumper pipe of bottom；
Heater is coated on the surface of seabed jumper pipe；
Monitoring module, input terminal are connected to oil gas flow detection module, and output end is connected to heater, for detecting
When the oil gas flow of downstream is lower than preset value in the jumper pipe of current seabed, control heater heats seabed jumper pipe.
The oil gas flow detection module includes: ultrasound emission probe and ultrasonic reception probe, the ultrasound emission
Probe and ultrasonic reception probe are arranged oppositely and bridge tube wall two sides in seabed.
The monitoring module includes:
Electric heating control module, output end are connected to heater；
Signal acquisition module, the signal acquisition module input terminal is connected to oil gas flow detection module output end, defeated
Outlet is connected to electric heating control module, the oil gas flow letter for the oil gas flow detection module acquisition that analysis processing receives
Number, when the oil gas flow of downstream in the jumper pipe of seabed is lower than preset value, sends heating signal and give electric heating control module, it is described
Electric heating control module control heater to seabed jumper pipe heat.
The monitoring module further include:
Power module, for powering to the monitoring module；
Transformer is connected with the power module, for electricity needed for adjusting electric heating control module and heater work
Pressure；
Communication module is connected to electric heating control module and signal acquisition module, for exporting oil gas flow signal and electricity
The enabling signal of thermal control module triggering heating module.
Further include a man-machine interaction unit, is connected to electric heating control module and signal acquisition module.
An insulating layer is additionally provided with outside the seabed jumper pipe, the insulating layer wraps heating module.
The heating module is resistance wire.
The monitoring module connects a underwater electro-hydraulic allocation unit.
The utility model compared with prior art, has the advantage that
1, the utility model structure is simple, and system is stablized, and can accurately detect the variation of jumper pipe interior oil throughput, and control
Heat steel pipeline, avoid under deepwater environment because caused by environment temperature is lower seabed jumper pipe interior oil airsetting analyse to form blocking,
Production oil gas flow loss is in turn resulted in, oil gas flowing in jumper pipe is ensured, is remarkably improved oil in oil gas field service life
Gas production efficiency.
2, jumper pipe interior oil throughput in real-time monitoring seabed changes, and compares with default production range of flow, if
Flow is substantially reduced, then sends alarm signal to operations offshore platform man machine operation interface.
Detailed description of the invention
Fig. 1 is a kind of deep water hydrocarbon field of the utility model seabed jumper pipe flow assurance schematic diagram of monitoring system structure；
Fig. 2 is the structural schematic diagram of monitoring module.
Specific embodiment
The utility model is done and is further explained by the way that a preferable specific embodiment is described in detail below in conjunction with attached drawing
It states.
As shown in Figure 1, 2, a kind of deep water hydrocarbon field seabed jumper pipe flow assurance monitoring system is set to connection and adopts under water
Oil tree 11 and seabed collector and delivery pipe converge 12 seabed jumper pipe 21 on, oil gas flow direction be from subsea production tree 11 flow through seabed across
Adapter tube 21, until seabed collector and delivery pipe remittance 12, comprising: oil gas flow detection module is set to the near Sea Bottom in seabed jumper pipe downstream
Collector and delivery pipe remittance end, for acquiring the oil gas flow of downstream in seabed jumper pipe 21；Heater 23 is coated on seabed jumper pipe
21 surface, the heater is resistance wire in the present embodiment；Monitoring module 5, input terminal are connected to oil gas flow detection module,
Output end is connected to heater 23, when for detecting the oil gas flow of downstream in current seabed jumper pipe lower than preset value,
Heater is controlled to heat seabed jumper pipe 21.
In a particular embodiment, the oil gas flow detection module includes: that ultrasound emission probe 31 and ultrasonic reception are visited
First 32, the ultrasound emission probe 31 and ultrasonic reception probe 32 are arranged oppositely in 21 tube wall two sides of seabed jumper pipe.Due to
Jumper pipe 21 inside oil gas in seabed is in flow regime, the ultrasonic signal of 31 transmitting of ultrasound emission probe, and downbeam is propagated
Speed will increase, and countercurrent direction then reduces.Constant distance between ultrasound emission probe 31 and ultrasonic reception probe 32, separates excess of export
Sound wave after spread speed, can be calculated the flow velocity that oil gas itself flows, and then obtain oil gas flow in static oil gas.
As shown in Fig. 2, the monitoring module 5 includes: electric heating control module 54, output end is connected to heater 23；
Signal acquisition module 55,55 input terminal of signal acquisition module are connected to oil gas flow detection module output end, output end
It is connected to electric heating control module 54, the oil gas flow signal of the oil gas flow detection module received acquisition is handled for analysis,
When the oil gas flow of downstream in seabed jumper pipe 21 is lower than preset value, heating signal is sent to electric heating control module 54, institute
The electric heating control module 54 stated controls heater 23 and heats to seabed jumper pipe, specifically, at 55 analysis of signal acquisition module
It after reason, is compared with the normal production range of flow of default, if flow is substantially reduced, determines to block up inside seabed jumper pipe 21
Plug, and electric heating control module 54 is sent a signal to, starting heating is coated on the resistance wire 23 on 21 surface of seabed jumper pipe.
Above-mentioned monitoring module connects a underwater electro-hydraulic allocation unit 13 by cable 34, and by underwater electro-hydraulic allocation unit
13 power and carry out both-way communication from the job platform for being connected to sea.
Above-mentioned monitoring module 5 further include: power module 52 is powered to the monitoring module, the height that platform is exported
Pressure alternating current is converted to for the low-voltage DC of inside chip and each component operation；Transformer 53, with the power supply mould
Block 52 is connected, for adjusting electric heating control module 54 and heater 23 works required voltage；Communication module 56, is connected to electric heating
Control module 54 and signal acquisition module 55 trigger opening for heating module for exporting oil gas flow signal and electric heating control module
Dynamic signal.
Further, above-mentioned power module 52, transformer 53, electric heating control module 54, signal acquisition module 55, communication
Module 56 is all set in watertight electronic compartment shell 51.
It should be noted that in a particular application, which further includes a man-machine interaction unit, with communication module
It is connected, for receiving the enabling signal of oil gas flow signal and electric heating control module triggering heating module, and according to current oil
Whether field production status carries out corresponding operation, can such as be needed to bridge seabed according to oil field entirety production status comprehensive descision
Pipe 21 is heated, and carry out force start, stop or pause etc. operation, or by man-machine interaction unit setting automatically or
Manual mode, and the parameters such as settable system time, power level for being heated, and according to being measured after heating seabed jumper pipe
Jumper pipe inner stream flow variable signal discriminate whether to restore normally to produce range of flow to oil field, for operations offshore personnel into
Row operation reference.
A polyurethane insulation coating 22 is additionally provided with outside the seabed jumper pipe, the insulating layer 22 wraps resistance wire
23, it prevents the heat generated after 23 electrified regulation of resistance wire to be quickly lost to surrounding seawater environment, also functions to in jumper pipe 21
The oil gas of portion's flowing is kept the temperature, and radiation processes are delayed.
It is discussed in detail although the content of the utility model has passed through above preferred embodiment, but it should be appreciated that on
The description stated is not considered as limitations of the present invention.After those skilled in the art have read above content, for
A variety of modifications and substitutions of the utility model all will be apparent.Therefore, the protection scope of the utility model should be by appended
Claim limit.
Claims (8)
1. a kind of deep water hydrocarbon field seabed jumper pipe flow assurance monitoring system, is set to connection subsea production tree and seabed collection is defeated
On the seabed jumper pipe of manifold, oil gas flow direction is flows through seabed jumper pipe from subsea production tree, until seabed collector and delivery pipe converges,
It is characterized in that, comprising:
Oil gas flow detection module, be set to seabed jumper pipe downstream near Sea Bottom collector and delivery pipe converge end, for acquire seabed across
The oil gas flow of downstream in taking over；
Heater is coated on the surface of seabed jumper pipe；
Monitoring module, input terminal are connected to oil gas flow detection module, and output end is connected to heater, current for detecting
When the oil gas flow of downstream is lower than preset value in the jumper pipe of seabed, control heater heats seabed jumper pipe.
2. deep water hydrocarbon field as described in claim 1 seabed jumper pipe flow assurance monitoring system, which is characterized in that described
Oil gas flow detection module includes: ultrasound emission probe and ultrasonic reception probe, and the ultrasound emission is popped one's head in and ultrasonic reception
Probe, which is arranged oppositely, bridges tube wall two sides in seabed.
3. deep water hydrocarbon field as described in claim 1 seabed jumper pipe flow assurance monitoring system, which is characterized in that described
Monitoring module includes:
Electric heating control module, output end are connected to heater；
Signal acquisition module, the signal acquisition module input terminal are connected to oil gas flow detection module output end, output end
It is connected to electric heating control module, the oil gas flow signal of the oil gas flow detection module received acquisition is handled for analysis, when
When the oil gas flow of downstream is lower than preset value in the jumper pipe of seabed, sends heating signal and give electric heating control module, the electricity
Thermal control module controls heater and heats to seabed jumper pipe.
4. deep water hydrocarbon field as claimed in claim 3 seabed jumper pipe flow assurance monitoring system, which is characterized in that described
Monitoring module further include:
Power module, for powering to the monitoring module；
Transformer is connected with the power module, for voltage needed for adjusting electric heating control module and heater work.
5. deep water hydrocarbon field as claimed in claim 4 seabed jumper pipe flow assurance monitoring system, which is characterized in that further include
One man-machine interaction unit is connected to electric heating control module and signal acquisition module, for receiving oil gas flow signal and electric heating
The enabling signal of control module triggering heating module.
6. deep water hydrocarbon field as described in claim 1 seabed jumper pipe flow assurance monitoring system, which is characterized in that described
An insulating layer is additionally provided with outside the jumper pipe of seabed, the insulating layer wraps heating module.
7. deep water hydrocarbon field as claimed in claim 6 seabed jumper pipe flow assurance monitoring system, which is characterized in that described
Heating module is resistance wire.
8. such as the described in any item deep water hydrocarbon fields claim 1-7 seabed jumper pipe flow assurance monitoring system, feature exists
In the monitoring module connects a underwater electro-hydraulic allocation unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822061422.6U CN209514420U (en) | 2018-12-10 | 2018-12-10 | A kind of deep water hydrocarbon field seabed jumper pipe flow assurance monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822061422.6U CN209514420U (en) | 2018-12-10 | 2018-12-10 | A kind of deep water hydrocarbon field seabed jumper pipe flow assurance monitoring system |
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| CN209514420U true CN209514420U (en) | 2019-10-18 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109358660A (en) * | 2018-12-10 | 2019-02-19 | 美钻深海能源科技研发（上海）有限公司 | A kind of deep water hydrocarbon field seabed jumper pipe flow assurance monitoring system |
| CN111502607A (en) * | 2020-06-09 | 2020-08-07 | 美钻能源科技(上海)有限公司 | Ocean oil gas collection system |
-
2018
- 2018-12-10 CN CN201822061422.6U patent/CN209514420U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109358660A (en) * | 2018-12-10 | 2019-02-19 | 美钻深海能源科技研发（上海）有限公司 | A kind of deep water hydrocarbon field seabed jumper pipe flow assurance monitoring system |
| CN111502607A (en) * | 2020-06-09 | 2020-08-07 | 美钻能源科技(上海)有限公司 | Ocean oil gas collection system |
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