CN105760583A - Design method for deep sea underwater Christmas tree SCM decompression reset type main valve body - Google Patents
Design method for deep sea underwater Christmas tree SCM decompression reset type main valve body Download PDFInfo
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- CN105760583A CN105760583A CN201610068709.4A CN201610068709A CN105760583A CN 105760583 A CN105760583 A CN 105760583A CN 201610068709 A CN201610068709 A CN 201610068709A CN 105760583 A CN105760583 A CN 105760583A
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Abstract
The invention provides a design method for a deep sea underwater Christmas tree SCM decompression reset type main valve body.The design method includes the four steps of determining a design scheme according to actual use environment, checking geometrical parameters of the valve body and stress parameters of operation, calculating valve body parameters and detecting a sample.The design method is reasonable in design method and high in calculation efficiency and accuracy, a design value is more closer to an actual use value, reliability of the design work of the deep sea underwater Christmas tree SCM decompression reset type main valve body is effectively improved, and stability and reliability of the valve body in actual use are improved easily.
Description
Technical field
The present invention relates to a kind of SCM decompression restoration type main valve body method for designing, be exactly a kind of deep-sea subsea production tree SCM decompression restoration type main valve body method for designing.
Background technology
nullAt present in the development process of deep-sea oil gas resource，Deep-sea subsea production tree equipment application is very extensive，And in deep-sea oil gas development of resources, have vital effect，But find in actual use，The current SCM decompression restoration type main valve body used on the production tree of deep-sea is often through empirical equation，Undertaken transforming by SCM decompression restoration type main valve body under traditional fresh water SCM decompression restoration type main valve body under water or shallow sea water and design preparation，Although the needs of abyssal environment operation can be met to a certain extent，But design in this way and there is bigger error between the running technology parameter of the deep-sea production tree SCM decompression restoration type main valve body that preparation all obtains and practical service environment，Thus causing SCM decompression restoration type main valve body operation stability wretched insufficiency under abyssal environment，The experience that tradition is passed through simultaneously is in carrying out SCM decompression restoration type main valve body design process，Computational accuracy wretched insufficiency on the one hand，On the other hand computational efficiency also relatively low under，Also cannot effectively check checking to through calculated design structure simultaneously，Thus also causing great puzzlement to design work，For this problem，Although can effectively meet the needs of valve design precision by carrying out the method for designing of accurately calculating，But the process of calculating is extremely loaded down with trivial details，Under computational efficiency，And calculating process very easily occurs mistake in computation，Often cause because of a mistake time serious that severe deviations occurs in the work of whole valve design，And error source inquiry difficulty is very big，Hence for this present situation，In the urgent need to developing a kind of highly versatile and simple SCM decompression restoration type main valve body method for designing，To meet actually used needs.
Summary of the invention
It is an object of the invention to provide the present invention and a kind of deep-sea subsea production tree SCM decompression restoration type main valve body method for designing is provided.
In order to achieve the above object, the present invention provides following technical scheme:
A kind of deep-sea subsea production tree SCM decompression restoration type main valve body method for designing, comprises the steps:
The first step, design is determined according to practical service environment, deep-sea according to valve body runs actual environment situation and working media situation under water, the basic frame for movement of the effective working environment subject range primarily determining that valve body, the every running technology index setting valve body and valve body；
Second step, valve body geometric parameter and operation stress parameters validation, setup parameter scope according to the first step, geometrical structure parameter and valve body to the main components of valve body run and are calculated checking by force parameter, and obtain accurate geometry parameter value and the operation field of load value of valve body；
3rd step, valve body parameter calculates, main components geometric parameter values calculated in second is incorporated in valve body computing formula, from first step setup parameter scope and operation field of load value, select at least two group data simultaneously, and be incorporated in valve body computing formula and be calculated, and draw valve body specific design parameter；
4th step, sample detection, the valve body obtained according to second step and the 4th step is calculated parameter and produces selection at least three in the some finished products prepared, then according to the set environment parameter area in the first step, select 5 groups of ambient parameter valve bodies of at least a part of which to be simulated environment to run, the practical operation situation of valve body is carried out seriously, wherein when qualification rate is more than 90%, then design parameter is qualified, if qualification rate is 80% 90%, then again select new finished product to be simulated experiment, if qualification rate is lower than 80%, then returns second step and carry out redesigning calculating.
Further, the 6th described step, the finished product quantity of selection is not less than the 30% of finished product total quantity, and in finished product, quantity is not less than 20, and choosing ambient parameter group quantity but is at least 1 times that selects finished product quantity.
Method for designing advantages of simple of the present invention, computational efficiency and precision are high, and design load and actually used value are more closely, effectively raise the reliability of the design work of deep-sea subsea production tree SCM decompression restoration type main valve body, thus being favorably improved valve body stability in actual use and reliability.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the inventive method flow chart.
Detailed description of the invention
Technical scheme is clearly and completely described by the accompanying drawing below in conjunction with the present invention, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
Embodiment 1:
A kind of deep-sea subsea production tree SCM decompression restoration type main valve body method for designing as shown in Figure 1, comprises the steps:
The first step, design is determined according to practical service environment, deep-sea according to valve body runs actual environment situation and working media situation under water, the basic frame for movement of the effective working environment subject range primarily determining that valve body, the every running technology index setting valve body and valve body；
Second step, valve body geometric parameter and operation stress parameters validation, setup parameter scope according to the first step, geometrical structure parameter and valve body to the main components of valve body run and are calculated checking by force parameter, and obtain accurate geometry parameter value and the operation field of load value of valve body；
3rd step, valve body parameter calculates, main components geometric parameter values calculated in second is incorporated in valve body computing formula, from first step setup parameter scope and operation field of load value, select at least two group data simultaneously, and be incorporated in valve body computing formula and be calculated, and draw valve body specific design parameter；
4th step, sample detection, 25 will be selected according to calculating in 50 finished products that parameter production is prepared, then according to the set environment parameter area in the first step, select 50 groups of ambient parameter valve bodies of at least a part of which to be simulated environment to run, the practical operation situation of valve body is carried out seriously, wherein when qualification rate is more than 90%, then design parameter is qualified, if qualification rate is 80% 90%, then again select new finished product to be simulated experiment, if qualification rate is lower than 80%, then returns second step and carry out redesigning calculating.
Embodiment 2:
The first step, design is determined according to practical service environment, deep-sea according to valve body runs actual environment situation and working media situation under water, the basic frame for movement of the effective working environment subject range primarily determining that valve body, the every running technology index setting valve body and valve body；
Second step, valve body geometric parameter and operation stress parameters validation, setup parameter scope according to the first step, geometrical structure parameter and valve body to the main components of valve body run and are calculated checking by force parameter, and obtain accurate geometry parameter value and the operation field of load value of valve body；
3rd step, valve body parameter calculates, main components geometric parameter values calculated in second is incorporated in valve body computing formula, from first step setup parameter scope and operation field of load value, select at least two group data simultaneously, and be incorporated in valve body computing formula and be calculated, and draw valve body specific design parameter；
4th step, sample detection, 40 will be selected according to calculating in 100 finished products that parameter production is prepared, then according to the set environment parameter area in the first step, select 100 groups of ambient parameters of at least a part of which that valve body is simulated environment to run, the practical operation situation of valve body is verified, wherein when qualification rate is more than 90%, then design parameter is qualified, if qualification rate is 80% 90%, then again select new finished product to be simulated experiment, if qualification rate is lower than 80%, then returns second step and carry out redesigning calculating.
Method for designing advantages of simple of the present invention, computational efficiency and precision are high, and design load and actually used value are more closely, effectively raise the reliability of the design work of deep-sea subsea production tree SCM decompression restoration type main valve body, thus being favorably improved valve body stability in actual use and reliability.
The above; being only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, any those familiar with the art is in the technical scope that the invention discloses; change can be readily occurred in or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should described be as the criterion with scope of the claims.
Claims (2)
1. a deep-sea subsea production tree SCM decompression restoration type main valve body method for designing, it is characterised in that: described deep-sea subsea production tree SCMSCM decompression restoration type main valve body method for designing comprises the steps:
The first step, design is determined according to practical service environment, deep-sea according to valve body runs actual environment situation and working media situation under water, the basic frame for movement of the effective working environment subject range primarily determining that valve body, the every running technology index setting valve body and valve body；
Second step, valve body geometric parameter and operation stress parameters validation, setup parameter scope according to the first step, geometrical structure parameter and valve body to the main components of valve body run and are calculated checking by force parameter, and obtain accurate geometry parameter value and the operation field of load value of valve body；
3rd step, valve body parameter calculates, main components geometric parameter values calculated in second is incorporated in valve body computing formula, from first step setup parameter scope and operation field of load value, select at least two group data simultaneously, and be incorporated in valve body computing formula and be calculated, and draw valve body specific design parameter；
4th step, sample detection, the valve body obtained according to second step and the 4th step is calculated parameter and produces selection at least three in the some finished products prepared, then according to the set environment parameter area in the first step, select 5 groups of ambient parameter valve bodies of at least a part of which to be simulated environment to run, the practical operation situation of valve body is carried out seriously, wherein when qualification rate is more than 90%, then design parameter is qualified, if qualification rate is 80% 90%, then again select new finished product to be simulated experiment, if qualification rate is lower than 80%, then returns second step and carry out redesigning calculating.
2. a kind of deep-sea according to claim 1 subsea production tree SCM decompression restoration type main valve body method for designing, it is characterized in that: the 6th described step, the finished product quantity selected is not less than the 30% of finished product total quantity, and quantity is not less than 20 in finished product, choosing ambient parameter group quantity but is at least 1 times that selects finished product quantity.
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| CN201610068709.4A CN105760583A (en) | 2016-02-02 | 2016-02-02 | Design method for deep sea underwater Christmas tree SCM decompression reset type main valve body |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101509832A (en) * | 2008-03-31 | 2009-08-19 | 北京航空航天大学 | Detection device for combination property of hydraulic ABS pressure regulator assembly |
| CN102398856A (en) * | 2010-09-02 | 2012-04-04 | Dmc株式会社 | Active heave compensation system for crane operated in deep sea |
| US20130008649A1 (en) * | 2009-12-22 | 2013-01-10 | Gaute Yddal Vestbostad | Method and module for determination of erosion in systems |
| CN104156541A (en) * | 2014-08-26 | 2014-11-19 | 武汉大学 | Simulation platform system and method of hydraulic operating mechanism for ultra-high-voltage circuit breaker |
| CN105179708A (en) * | 2015-10-14 | 2015-12-23 | 四川华林自控科技有限公司 | Energy-saving balance high-pressure valve and design method |
-
2016
- 2016-02-02 CN CN201610068709.4A patent/CN105760583A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101509832A (en) * | 2008-03-31 | 2009-08-19 | 北京航空航天大学 | Detection device for combination property of hydraulic ABS pressure regulator assembly |
| US20130008649A1 (en) * | 2009-12-22 | 2013-01-10 | Gaute Yddal Vestbostad | Method and module for determination of erosion in systems |
| CN102398856A (en) * | 2010-09-02 | 2012-04-04 | Dmc株式会社 | Active heave compensation system for crane operated in deep sea |
| CN104156541A (en) * | 2014-08-26 | 2014-11-19 | 武汉大学 | Simulation platform system and method of hydraulic operating mechanism for ultra-high-voltage circuit breaker |
| CN105179708A (en) * | 2015-10-14 | 2015-12-23 | 四川华林自控科技有限公司 | Energy-saving balance high-pressure valve and design method |
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Application publication date: 20160713 |