CN108798558B - A kind of passive heave compensator of winch type master and its working method - Google Patents
A kind of passive heave compensator of winch type master and its working method Download PDFInfo
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- 239000012530 fluid Substances 0.000 claims description 8
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
- E21B19/09—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods specially adapted for drilling underwater formations from a floating support using heave compensators supporting the drill string
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Abstract
The present invention relates to a kind of passive heave compensator of winch type master and its working methods, belong to operation on the sea technical field, including winch, platform acceleration sensor, rotary encoder, PLC controller, vector converter system, winch is connected with fixed pulley and movable pulley through support frame by rope, tension sensor is provided with above fixed pulley, the roller axis connection of rotary encoder and winch, tension sensor, rotary encoder, platform acceleration sensor output end be connected to PLC controller, the output end connected vector frequency conversion system of PLC controller；Winch includes winch drum, winch drum shaft, hydraulic disc brake and planetary reduction gear, one planetary gear of planetary reduction gear is connected with passive compensation control assembly by first shaft coupling, another planetary gear is connected with Active Compensation control assembly, and the passive heave compensator of winch type master is arranged symmetrically along winch drum two sides.The configuration of the present invention is simple, response is fast, compensation precision is high, high-efficient.
Description
Technical field
The present invention relates to a kind of passive heave compensator of winch type master and its working methods, belong to operation on the sea technology neck
Domain.
Background technique
With the development of China's technology, the exploitation of ocean is increasingly easy, and the type and quantity of operation on the sea are also increasingly
It is more.But maritime environment is severe, platform can carry out irregular movement with factors such as stormy waves, strong influence operation on the sea
Safety and accuracy.In these irregular movements, the maximum movement for mainly heaving direction, therefore, Wo Menxu are influenced
Heave direction is compensated.
Heave compensator is the device having gathered electricity, air-liquid, control etc. and being integrated.Current heave compensator is according to its peace
Holding position is divided into the heave compensator between crown-block type heave compensator, winch type heave compensator and tourist bus and hook.Its
In winch type be a new technology, it have it is high-efficient, equipment center of gravity is low, be driven the features such as simple, be popular at present,
But the problems such as low there are still power of motor.
Heave compensator is then divided into Active Compensation, passive compensation and main passive compensating form according to compensating form.It is passive to mend
Repaying is by the movement of the piston of the gravity co- controlling hydraulic cylinder of the lifting force and ship of wave, and ship is upward under the action of wave
When movement, piston compressed gas cylinder is controlled, achievees the purpose that compensation.Compressed gas cylinder is then discharged when ship moves downward, and pushes piston,
It compensates.Passive type compensator accuracy is lower, and lag is larger, applies in general to the not high ocean operation of precise requirements
In.Active compensator is worked by the energy source and power of system itself, more accurate, but there are consuming energy compared with
Greatly, the problems such as energy efficiency is not high.Main passive compensator is Active Compensation and the combination passively compensated, and application is relatively broad, but
There are still energy loss, the disadvantages of structure is complicated.
Summary of the invention
The present invention provides that a kind of structure is simple, response is fast, compensation precision is high, the high-efficient passive heave compensation of winch type master
Device and its working method.
On the one hand, the present invention provides a kind of passive heave compensator of winch type master, including winch, platform accelerate sensing
Device, rotary encoder, PLC controller, vector converter system, the winch and platform acceleration sensor are fixed on ocean platform
On, one end of the connection rope of the winch, the other end is connected with fixed pulley and movable pulley by support frame, and the movable pulley is used
It is loaded in connection, tension sensor, the drum shaft company of the rotary encoder and the winch is provided with above the fixed pulley
Connect, the tension sensor, rotary encoder, platform acceleration sensor output end be connected to the PLC controller, it is described
The output end of PLC controller connects the vector converter system, to control the rotation of winch；
The winch includes winch drum, winch drum shaft, hydraulic disc brake and planetary reduction gear, the planetary reduction gear
One planetary gear is connected with passive compensation control assembly by first shaft coupling, another planetary gear is connected with Active Compensation
Control assembly, two planetary gear co- controlling sun gears, so that winch is driven to rotate, the passive heave compensation of winch type master
Device is two sets, and the rotation of co- controlling winch is arranged symmetrically along winch drum two sides.
Preferred according to the present invention, the Active Compensation control assembly includes active hydraulic cylinder, the active hydraulic cylinder
Piston rod is connected on another planetary gear, the A mouth of the rodless cavity connection electrohydraulic servo valve of the active hydraulic cylinder, the master
Hydrodynamic cylinder pressure rod chamber connection electrohydraulic servo valve B mouth, the C mouth of the electrohydraulic servo valve, D mouthfuls be separately connected the first hydraulic pump
It is connected by the first check valve with the first fuel tank with the low pressure hydraulic fluid port of the high pressure oil port of the second hydraulic pump, first hydraulic pump,
The high pressure oil port of first hydraulic pump is also connected with the first hydraulic accumulator, not only improves energy ecology, but also improve
The power of system, the swash plate of the first hydraulic pump are mechanically connected with the first motor with generating function, first motor
The other side be connected with inverter and capacitor；
The low pressure hydraulic fluid port of second hydraulic pump is connected by second one-way valve with the second fuel tank, second hydraulic pump
High pressure oil port is also connected with the second hydraulic accumulator, not only improves energy ecology, but also improves the power of system, the second liquid
The swash plate of press pump is mechanically connected with the second motor with generating function, and the other side connection of second motor is described inverse
Become device and capacitor.
It is preferred according to the present invention, the piston rod of the active hydraulic cylinder pass sequentially through second shaft coupling, screw rod, nut and
Flanged joint is mechanically connected between screw rod and second shaft coupling on another planetary gear of the planetary reduction gear, described
Second shaft coupling is connected with piston rod, and the nut and screw rod form rolling screw pair.
Preferred according to the present invention, the two sides of first check valve and second one-way valve are parallel with strainer valve；It is described
The two sides of first hydraulic pump and the second hydraulic pump are parallel with overflow valve, and overflow valve is connected in parallel on the first hydraulic pump and the second hydraulic pump
Two sides play a protective role.
It is further preferred that the passive compensation control assembly includes passive compensation hydraulic pump, it is described passively compensate it is hydraulic
Pump is connect by the first shaft coupling with a planetary gear of the planetary reduction gear, and the passive compensation hydraulic pump passes through
Liquid gas converter connects multiple high pressure gas cylinders, and the passive compensation hydraulic pump connects the sap cavity connection of the liquid gas converter, institute
State the air cavity that high pressure gas cylinder connects the liquid gas converter.
On the other hand, the present invention provides a kind of working method of above-mentioned passive heave compensator of winch type master, comprising:
When ocean platform is with wave up and down, platform acceleration sensor detects the acceleration signal of ocean platform,
Tension sensor detects the tension signal of rope, and rotary encoder detects the tach signal of winch, and output signal is transmitted to PLC
Controller, PLC controller exports control signal and gives vector converter system, to control the rotation of winch with the space of proof load
Absolute position is constant；
When ocean platform rises, PLC controller receives platform acceleration sensor, tension sensor and rotary encoder
Signal, and control Active Compensation control assembly electrohydraulic servo valve A mouth be powered, at this point, be located at the side M the second motor be
The oil of generator, active hydraulic cylinder rodless cavity drives generator rotation by the second hydraulic pump, and the electric energy of generation passes through inverter
It is stored in capacitor；The first motor positioned at the side N is motor, and the electric energy stored in capacitor drives motor to push away through inverter
Dynamic first hydraulic pump, active hydraulic cylinder rod chamber oil pressure increases, and under the collective effect of the two, active hydraulic cylinder drives planet to subtract
Fast device rotation, winch discharge rope, recycle load gravity potential energy, and at the same time, the passive hydraulic pump that compensates is started to work, and compress liquid
The air cavity of gas converter makes high pressure gas cylinder pressure rise, the gravitional force of storage loads；
When ocean platform decline, PLC controller receives platform acceleration sensor, tension sensor and rotary encoder
Signal, and the B mouth for controlling the electrohydraulic servo valve of Active Compensation control assembly is powered, and the first motor for being now placed in the side N is
The oil of generator, active hydraulic cylinder rod chamber drives generator rotation by the first hydraulic pump, and the electric energy of generation passes through inverter
It is stored in capacitor；The second motor positioned at the side M is motor, and the electric energy stored in capacitor drives motor to push away through inverter
Dynamic second hydraulic pump, active hydraulic cylinder rodless cavity oil pressure increases, and under the collective effect of the two, active hydraulic cylinder drives planet to subtract
Fast device rotation, winch recycle rope, and the absolute position of proof load is constant, and at the same time, liquid gas converter is started to work, high pressure
Gas push liquid gas converter in gas cylinder drives passive compensation hydraulic pump rotation, the movement of compensation winch recycling load.
It is worth noting that, the PLC controller being mentioned herein, tension sensor, rotary encoder, platform acceleration sensor
The conventional selection of this field can be used with vector converter system, details are not described herein again.
Compared with prior art, the invention has the benefit that
1) present invention increases Hydrostatic secondary control system, does not have principle section in system on conventional winch foundation
Stream loss, improves system effectiveness.
2) present invention uses the main compensation way passively combined, the precision of compensation is improved, and joined energy and return
Receiving apparatus, the gravitional force loaded using generator recycling are simultaneously stored in capacitor, then use and come out when promoting load, into
One step reduces the loss of energy.
3) present invention uses hydraulic accumulator device, hydraulic accumulator can be improved the power of system, to a certain extent
Compensate for the relatively low disadvantage of motor power (output).
4) structure of the invention is compact, and center of gravity is low, and transmission is simple, occupies little space, can greatly save working space.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the passive heave compensator of winch type master of the invention；
Fig. 2 is the winch structure schematic diagram of the passive heave compensator of winch type master of the invention；
Fig. 3 is the passive hydraulic system principle figure of master of the passive heave compensator of winch type master of the invention；
Wherein: 1- winch, 2- platform acceleration sensor, 3- rotary encoder, 4-PLC controller, 5- vector converter system,
6- ocean platform, 7- support frame, 8- fixed pulley, 9- movable pulley, 10- load, 11- tension sensor, 12- drum shaft, 13- winch
Roller, 14- hydraulic disc brake, 15- planetary reduction gear, 16- first shaft coupling, 17- active hydraulic cylinder, 18- electrohydraulic servo valve, 19-
First hydraulic pump, the second hydraulic pump of 20-, the first check valve of 21-, the first fuel tank of 22-, the first hydraulic accumulator of 23-, 24- first
Motor, 25- inverter, 26- capacitor, 27- second one-way valve, the second fuel tank of 28-, the second hydraulic accumulator of 29-, 30- second
Motor, 31- second shaft coupling, 32- screw rod, 33- nut, 34- flange, 35,35 '-strainer valves, 36,36 '-overflow valves, 37-
Passive compensation hydraulic pump, 38- liquid gas converter, 39- high pressure gas cylinder.
Specific embodiment:
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool
Body embodiment is described in detail, but is not limited only to this, what the present invention did not elaborated, presses this field routine techniques.
Embodiment 1:
As shown in Figure 1-3, a kind of passive heave compensator of winch type master, including winch 1, platform acceleration sensor 2, rotation
Turn encoder 3, PLC controller 4, vector converter system 5, winch 1 and platform acceleration sensor 2 are fixed on ocean platform 6, are twisted
One end of the connection rope of vehicle 1, the other end of rope are connected with fixed pulley 8 and movable pulley 9 by support frame 7, and movable pulley 9 is used for
Connection loads 10, is provided with tension sensor 11, the roller axis connection of rotary encoder 3 and winch 1, pulling force above fixed pulley 9
Sensor 11, rotary encoder 3, platform acceleration sensor 2 output end be connected to PLC controller 4, PLC controller 4 it is defeated
Outlet connected vector frequency conversion system 5, to control the rotation of winch 1；
Winch 1 includes winch drum 13, winch drum shaft 12, hydraulic disc brake 14 and planetary reduction gear 15, planetary reduction gear
15 planetary gear is connected with passive compensation control assembly by first shaft coupling 16, another planetary gear is connected with master
Dynamic compensation control assembly, two planetary gear co- controlling sun gears, so that winch 1 be driven to rotate, winch type master is passively heaved
Compensation device is two sets, and the rotation of co- controlling winch 1 is arranged symmetrically along 13 two sides of winch drum.
Embodiment 2:
A kind of passive heave compensator of winch type master, structure is as described in Example 1, the difference is that Active Compensation control
Component processed includes active hydraulic cylinder 17, and the piston rod of active hydraulic cylinder 17 is connected on another planetary gear, active hydraulic cylinder
The A mouth of 17 rodless cavity connection electrohydraulic servo valve 18, the B mouth of the rod chamber connection electrohydraulic servo valve 18 of active hydraulic cylinder 17, electricity
The C mouth of hydraulic servo 18, the D mouthfuls of high pressure oil ports for being separately connected the first hydraulic pump 19 and the second hydraulic pump 20, the first hydraulic pump 19
Low pressure hydraulic fluid port be connected with the first fuel tank 22 by the first check valve 21, the high pressure oil port of the first hydraulic pump 19 is also connected with first
Hydraulic accumulator 23 not only improves energy ecology, but also improves the power of system, the swash plate of the first hydraulic pump 19 with have
First motor 24 of generating function is mechanically connected, and the other side of the first motor 24 is connected with inverter 25 and capacitor 26；
The low pressure hydraulic fluid port of second hydraulic pump 20 is connected by second one-way valve 27 with the second fuel tank 28, the second hydraulic pump 20
High pressure oil port is also connected with the second hydraulic accumulator 29, not only improves energy ecology, but also improves the power of system, and second
The swash plate of hydraulic pump 20 is mechanically connected with the second motor 30 with generating function, and the other side connection of the second motor 30 is inverse
Become device 25 and capacitor 26.
Embodiment 3:
A kind of passive heave compensator of winch type master, structure is as described in Example 2, the difference is that active hydraulic cylinder
17 piston rod passes sequentially through second shaft coupling 31, screw rod 32, nut 33 and flange 34 and is connected to the another of planetary reduction gear 13
It on a planetary gear, is mechanically connected between screw rod 32 and second shaft coupling 31, second shaft coupling 31 is connected with piston rod, nut 33
Rolling screw pair is formed with screw rod 32.
Embodiment 4:
A kind of passive heave compensator of winch type master, structure is as described in Example 3, the difference is that the first check valve
21 and the two sides of second one-way valve 27 be parallel with strainer valve 35 and 35 ' respectively；The two of first hydraulic pump 19 and the second hydraulic pump 20
Side is parallel with overflow valve 36 and 36 ' respectively, and overflow valve 36 is connected in parallel on 19 two sides of the first hydraulic pump, and overflow valve 36 ' is connected in parallel on second
20 two sides of hydraulic pump, play a protective role.
Embodiment 5:
A kind of passive heave compensator of winch type master, structure is as described in Example 4, the difference is that passive compensation control
Component processed includes that passively compensation hydraulic pump 37, passive compensation hydraulic pump 37 pass through first shaft coupling 16 and the one of planetary reduction gear 15
A planetary gear connection, passive compensation hydraulic pump 37 connect multiple high pressure gas cylinders 39 by liquid gas converter 38, passively compensate liquid
Press pump 37 connects the sap cavity connection of liquid gas converter 38, and high pressure gas cylinder 38 connects the air cavity of liquid gas converter 38.
Embodiment 6:
A kind of working method of the passive heave compensator of winch type master in embodiment 5, comprising:
When ocean platform 6 is with wave up and down, platform acceleration sensor 2 detects the acceleration letter of ocean platform 6
Number, tension sensor 11 detects the tension signal of rope, and rotary encoder 3 detects the tach signal of winch 1, and by output signal
It is transmitted to PLC controller 4, PLC controller 4 exports control signal to vector converter system 5, to control the rotation of winch 1 to protect
The space absolute position of card load 10 is constant；
When ocean platform rises, PLC controller 4 receives platform acceleration sensor 2, tension sensor 11 and rotation and compiles
The signal of code device 3, and the A mouth for controlling the electrohydraulic servo valve 18 of Active Compensation control assembly is powered, at this point, being located at the second of the side M
Motor 30 is generator, and the oil of 17 rodless cavity of active hydraulic cylinder drives generator rotation by the second hydraulic pump 20, generation
Electric energy is stored in capacitor 26 by inverter 25；The first motor 24 positioned at the side N is motor, the electricity stored in capacitor 26
The first hydraulic pump of motor alone 19 can be driven through inverter 25,17 rod chamber oil pressure of active hydraulic cylinder increases, in being total to for the two
Under same-action, active hydraulic cylinder 17 drives planetary reduction gear 15 to rotate, and winch 1 discharges rope, and recycling loads 10 gravitional force, with
This is passive to compensate the start-up operation of hydraulic pump 37 simultaneously, compresses the air cavity of liquid gas converter 38, makes 39 pressure rise of high pressure gas cylinder,
The gravitional force of storage loads 10；
When ocean platform decline, PLC controller 4 receives platform acceleration sensor 2, tension sensor 11 and rotation and compiles
The signal of code device 3, and the B mouth for controlling the electrohydraulic servo valve 18 of Active Compensation control assembly is powered, and is now placed in the first electricity of the side N
Motivation 24 is generator, and the oil of 17 rod chamber of active hydraulic cylinder drives generator rotation, the electricity of generation by the first hydraulic pump 19
It can be stored in capacitor 26 by inverter 25；The second motor 30 positioned at the side M is motor, the electric energy stored in capacitor 26
The second hydraulic pump of motor alone 20 is driven through inverter 25,17 rodless cavity oil pressure of active hydraulic cylinder increases, in the common of the two
Under effect, active hydraulic cylinder 17 drives planetary reduction gear 15 to rotate, and winch 1 recycles rope, and the absolute position of proof load 10 is not
Become, at the same time, liquid gas converter 38 is started to work, and the gas push liquid gas converter 38 in high pressure gas cylinder 39 drives passive benefit
Repay the rotation of hydraulic pump 37, the movement of the compensation recycling of winch 1 load 10.
To sum up, the present invention increases Hydrostatic secondary control system, does not have principle in system on conventional winch foundation
Restriction loss improves system effectiveness；Present invention uses the main modes passively combined, improve the precision of compensation, while benefit
The gravitional force that load has been recycled with passive compensation device and generator, reduces the loss of energy, is also filled by hydraulic energy-accumulating
It sets, improves the power of system, compensate for the low disadvantage of power of motor to a certain extent, and the present apparatus also has center of gravity low,
The advantages that transmission is simple, and occupied space is few, work efficiency is high.Present invention can apply to ship replenishment, deep-seas to salvage, seabed installation
Equal operations on the sea.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (5)
1. a kind of passive heave compensator of winch type master, including winch, platform acceleration sensor, rotary encoder, PLC control
Device, vector converter system, the winch and platform acceleration sensor are fixed on ocean platform, and the one of the winch connection rope
End, the other end are connected with fixed pulley and movable pulley by support frame, and the movable pulley is for connecting load, which is characterized in that institute
It states and is provided with tension sensor above fixed pulley, the roller axis connection of the rotary encoder and the winch, the pulling force passes
Sensor, rotary encoder, platform acceleration sensor output end be connected to the PLC controller, the PLC controller it is defeated
Outlet connects the vector converter system；
The winch includes winch drum, winch drum shaft, hydraulic disc brake and planetary reduction gear, and one of the planetary reduction gear
Planetary gear is connected with passive compensation control assembly by first shaft coupling, another planetary gear is connected with Active Compensation control
Component, the passive heave compensator of winch type master are arranged symmetrically along winch drum two sides；
The Active Compensation control assembly includes active hydraulic cylinder, and the piston rod of the active hydraulic cylinder is connected to another planet
On gear, the A mouth of the rodless cavity connection electrohydraulic servo valve of the active hydraulic cylinder, the rod chamber of the active hydraulic cylinder connects electricity
The B mouth of hydraulic servo, the C mouth of the electrohydraulic servo valve, the D mouthfuls of high pressure oils for being separately connected the first hydraulic pump and the second hydraulic pump
Mouthful, the low pressure hydraulic fluid port of first hydraulic pump is connected by the first check valve with the first fuel tank, the high pressure of first hydraulic pump
Hydraulic fluid port is also connected with the first hydraulic accumulator, and the swash plate of the first hydraulic pump connects with the first motor machinery with generating function
It connects, the other side of first motor is connected with inverter and capacitor；
The low pressure hydraulic fluid port of second hydraulic pump is connected by second one-way valve with the second fuel tank, the high pressure of second hydraulic pump
Hydraulic fluid port is also connected with the second hydraulic accumulator, and the swash plate of the second hydraulic pump connects with the second motor machinery with generating function
It connects, the other side of second motor connects the inverter and capacitor.
2. the passive heave compensator of winch type master according to claim 1, which is characterized in that the active hydraulic cylinder
Piston rod passes sequentially through second shaft coupling, screw rod, nut and flanged joint in another planetary gear of the planetary reduction gear
On, the nut and screw rod form rolling screw pair.
3. the passive heave compensator of winch type master according to claim 2, which is characterized in that first check valve and
The two sides of second one-way valve are parallel with strainer valve；The two sides of first hydraulic pump and the second hydraulic pump are parallel with overflow
Valve.
4. the passive heave compensator of winch type master according to claim 3, which is characterized in that the passive compensation control
Component includes passive compensation hydraulic pump, and the passive compensation hydraulic pump passes through the first shaft coupling and the planetary reduction gear
One planetary gear connection, the passive compensation hydraulic pump connect multiple high pressure gas cylinders, the passive benefit by liquid gas converter
The sap cavity connection that hydraulic pump connects the liquid gas converter is repaid, the high pressure gas cylinder connects the air cavity of the liquid gas converter.
5. a kind of working method of the passive heave compensator of winch type master as claimed in claim 4, which is characterized in that work as ocean
When platform is with wave up and down, platform acceleration sensor detects the acceleration signal of ocean platform, tension sensor detection
The tension signal of rope, rotary encoder detects the tach signal of winch, and output signal is transmitted to PLC controller, PLC control
Device exports control signal and gives vector converter system, so that it is constant with the space absolute position of proof load to control the rotation of winch；
When ocean platform rises, PLC controller receives the letter of platform acceleration sensor, tension sensor and rotary encoder
Number, and the A mouth for controlling the electrohydraulic servo valve of Active Compensation control assembly is powered, at this point, the second motor for being located at the side M is power generation
The oil of machine, active hydraulic cylinder rodless cavity drives generator rotation by the second hydraulic pump, and the electric energy of generation is stored by inverter
In capacitor；The first motor positioned at the side N is motor, and the electric energy stored in capacitor drives motor alone the through inverter
One hydraulic pump, active hydraulic cylinder rod chamber oil pressure increases, and under the collective effect of the two, active hydraulic cylinder drives planetary reduction gear
Rotation, winch discharge rope, recycle load gravity potential energy, and at the same time, the passive hydraulic pump that compensates is started to work, and compression liquid gas turns
The air cavity of parallel operation makes high pressure gas cylinder pressure rise, the gravitional force of storage loads；
When ocean platform decline, PLC controller receives the letter of platform acceleration sensor, tension sensor and rotary encoder
Number, and the B mouth for controlling the electrohydraulic servo valve of Active Compensation control assembly is powered, and is now placed in the first motor of the side N as power generation
The oil of machine, active hydraulic cylinder rod chamber drives generator rotation by the first hydraulic pump, and the electric energy of generation is stored by inverter
In capacitor；The second motor positioned at the side M is motor, and the electric energy stored in capacitor drives motor alone the through inverter
Two hydraulic pumps, active hydraulic cylinder rodless cavity oil pressure increases, and under the collective effect of the two, active hydraulic cylinder drives planetary reduction gear
Rotation, winch recycle rope, and the absolute position of proof load is constant, and at the same time, liquid gas converter is started to work, high pressure gas cylinder
In gas push liquid gas converter drive passive compensation hydraulic pump rotation, the movement of compensation winch recycling load.
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| CN111573545B (en) * | 2020-05-21 | 2021-02-09 | 山东大学 | Distributed energy-saving active and passive composite heave compensation system and working method thereof |
| CN112097734B (en) * | 2020-08-06 | 2022-05-27 | 中海石油(中国)有限公司深圳分公司 | Semi-submersible platform heave measuring device |
| CN112174025B (en) * | 2020-09-28 | 2022-04-05 | 深蓝(天津)智能制造有限责任公司 | Double-platform hydraulic lifting casing device |
| CN113942951A (en) * | 2021-09-24 | 2022-01-18 | 浙江汉德瑞智能科技有限公司 | Marine winch heave compensation device and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101220586A (en) * | 2007-01-08 | 2008-07-16 | 中国石化集团胜利石油管理局钻井工艺研究院 | Energy-saving safety device for platform elevation and subsidence |
| CN102691484B (en) * | 2012-06-06 | 2014-04-16 | 中国石油大学(华东) | Winch heave compensation device of marine floating drilling platform |
| CN102943636B (en) * | 2012-11-22 | 2014-07-23 | 中国石油大学(北京) | Winch heave compensation device for ocean floating drilling platform |
| CN104389533B (en) * | 2014-09-16 | 2016-10-19 | 中国石油大学(华东) | Marine drilling multiple twin car heave compensation and automatic bit feed system |
| CN205654312U (en) * | 2016-06-01 | 2016-10-19 | 中国石油大学(华东) | Hydraulic drive system of ocean well drilling compensation winch |
| CN107339071A (en) * | 2017-02-24 | 2017-11-10 | 中建钢构有限公司 | A kind of floating type well drilling heave compensator |
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