CN102935877A - Case-based method for quickly determining ship hull segmental hoisting process flow - Google Patents

Abstract

The invention discloses a case-based method for quickly determining a ship hull segmental hoisting process flow, relating to a method for determining the ship hull segmental hoisting process flow. The invention aims to solve the problems of cockamamie processes and low efficiency for determining a hoisting process at present. The method comprises the following steps of: 1, measuring hoisting process information of a pre-hoisting object; 2, selecting a hoisting case Gimin which is most similar to the pre-hoisting object from a hoisting case library; 3, establishing a hoisting equipment library ED for shipyard hoisting cases, and selecting the final hoisting equipment Emin_cost from the hoisting equipment library ED; 4, selecting hoisting cable tools with the same specification as that of the most similar hoisting case Gimin, and calculating the number of the hoisting cable tools; and 5, acquiring the action flow of the most similar hoisting case Gimin, then calculating the action ACTnew of the pre-hoisting object, and calculating the action flow of a pre-hoisting process to finish the calculation of the ship hull segmental hoisting process flow. The case-based method is used for quickly acquiring the process flow of the ship hull segmental hoisting process.

Description

A kind of fast determination method of the body section hoisting flow process based on case

Technical field

The present invention relates to a kind of definite method of body section hoisting flow process.

Background technology

Hoisting relates to closely cooperating between many personnel as a kind of large-scale technique of shipyard sectional, the total process of assembling of hull, accounts for important proportion in the hull production process.The efficient that improves hoisting will obviously improve whole ship production efficiency, reduce production costs, effectively in the shipyard survival and development.The hoisting file is effectively to instruct and manage the technological document that hoisting is implemented.Formulate the hoisting file of complete, actv., optimization, be conducive to realize the hoisting process of lean.

Shipyard lacks the computer-aided tool that hoisting is formulated at present, mainly by technological design personnel and the technologist with lifting experience the formulation hoisting is discussed, and only mainly comprises technology contents, lacks the information to personnel and facility management.Relate to simultaneously the coordination between a plurality of personnel and the department, the formulation process task is loaded down with trivial details, and efficient is lower.

Summary of the invention

The present invention is that will to solve the process of determining at present hoisting loaded down with trivial details, and the problem that efficient is lower provides a kind of fast determination method of the body section hoisting flow process based on case.

The concrete steps of fast determination method that the present invention is based on the body section hoisting flow process of case are:

Step 1: the hoisting information G that measures pre-lifting object _New{ w _New, v _New, num _New, dis _New, dir _New, w wherein _NewBe pre-lifting object weight, v _NewBe pre-lifting object volume, num _NewBe pre-lifting object hanger distributed quantity, when the translation motion direction changed, it was an action that direction is changed front action mark, dis when handling _NewTranslation motion quantity during for handling, dir _NewThe angular metric that need to rotate during for pre-lifting object handling;

Step 2: from lifting case library G _DIn choose with pre-lifting object recently like lifting case G _IminDescribed lifting case library G _D={ G ₁, G ₂... G _n, G wherein ₁Be the hoisting information of first lifting case, G ₂Be the hoisting information of second lifting case, G _nBe the hoisting information of n lifting case, n is the number of lifting case;

Step 3: from handling appliance storehouse E _DIn choose final handling appliance E _{Min_cost}Described handling appliance storehouse E _D={ E ₁, E ₂... E _n, E wherein ₁Be the handling appliance information of first lifting case, E ₂Be the handling appliance information of second lifting case, E _nBe the handling appliance information of n lifting case, n is the number of lifting case;

Step 4: the Current Collector Sleave specification choose with recently like lifting case G _IminThe Current Collector Sleave of same size, Current Collector Sleave quantity n _NewBy formula $n_{\mathrm{new}}=[\mathrm{int}\left(\frac{\mathrm{int}\left(\frac{w_{\mathrm{new}}-w_{i\min }}{w_e}\right)+n_{i\min }}{{\mathrm{num}}_{\mathrm{new}}}\right)*{\mathrm{num}}_{\mathrm{new}}]$ Calculate, wherein n _IminLike recently, lift case G _IminCurrent Collector Sleave quantity;

Step 5: lifting case G like obtaining recently _IminMotion flow ACT _Imin{ r ₁, r ₂... r _k, m ₁, m ₂... m _b, wherein, { r ₁, r ₂... r _kThat k spinning movement arrived in the 1st, 2 of handling, k represents the number of spinning movement, { m ₁, m ₂... m _bThe expression handling the 1st, 2 to b translation motion, b represents the number of translation motion, then calculates to lift in advance object action ACT _New, ${\mathrm{ACT}}_{\mathrm{new}}=g((k+\mathrm{int}\left(\frac{{\mathrm{dir}}_{\mathrm{new}}-{\mathrm{dir}}_{i\min }}{E_{\mathrm{dir}}}\right)),(b+{\mathrm{dis}}_{\mathrm{new}}-{\mathrm{dis}}_{i\min })),$ Recycling g (k _New, b _New) calculate the motion flow of pre-hoisting, wherein k _NewThe spinning movement quantity of pre-hoisting, b _NewFor the translation motion quantity of pre-hoisting, namely finish the calculating of body section hoisting.

The present invention compared with prior art has following advantage:

The present invention is based on hoisting case experience and knowledge in the past, calculate the hoisting scheme information, the hoisting scheme determines that speed is fast, feasibility is high, has avoided the people because the technology that factor and during Enterprises ' Personnel Flowing cause regresses, and shortens the cycle that hoisting is determined.

The present invention is with crossing the foundation that lifts the case information model, make the hoisting tutorial message not only comprise techniqueflow, also comprise the management of personnel, equipment, technique, make the hoisting scheme information more comprehensive, avoid technological preparation deficiency or the wasting of resources, be conducive to enhance productivity.

Description of drawings

Fig. 1 is the diagram of circuit of the fast determination method of the described body section hoisting flow process based on case of the specific embodiment one.

The specific embodiment

Technical solution of the present invention is not limited to the following cited specific embodiment, also comprises the combination in any between each specific embodiment.

The specific embodiment one: in conjunction with Fig. 1 present embodiment is described, present embodiment based on the concrete steps of the fast determination method of the body section hoisting flow process of case is:

Step 1: the hoisting information G that measures pre-lifting object _New{ w _New, v _New, num _New, dis _New, dir _New, w wherein _NewBe pre-lifting object weight, v _NewBe pre-lifting object volume, num _NewBe pre-lifting object hanger distributed quantity, when the translation motion direction changed, it was an action that direction is changed front action mark, dis when handling _NewTranslation motion quantity during for handling, dir _NewThe angular metric that need to rotate during for pre-lifting object handling;

Step 2: from lifting case library G _DIn choose with pre-lifting object recently like lifting case G _IminDescribed lifting case library G _D={ G ₁, G ₂... G _n, G wherein ₁Be the hoisting information of first lifting case, G ₂Be the hoisting information of second lifting case, G _nBe the hoisting information of n lifting case, n is the number of lifting case;

Step 3: from handling appliance storehouse E _DIn choose final handling appliance E _{Min_cost}Described handling appliance storehouse E _D={ E ₁, E ₂... E _n, E wherein ₁Be the handling appliance information of first lifting case, E ₂Be the handling appliance information of second lifting case, E _nBe the handling appliance information of n lifting case, n is the number of lifting case;

Step 4: the Current Collector Sleave specification choose with recently like lifting case G _IminThe Current Collector Sleave of same size, Current Collector Sleave quantity n _NewBy formula $n_{\mathrm{new}}=[\mathrm{int}\left(\frac{\mathrm{int}\left(\frac{w_{\mathrm{new}}-w_{i\min }}{w_e}\right)+n_{i\min }}{{\mathrm{num}}_{\mathrm{new}}}\right)*{\mathrm{num}}_{\mathrm{new}}]$ Calculate, wherein n _IminLike recently, lift case G _IminCurrent Collector Sleave quantity;

Step 5: lifting case G like obtaining recently _IminMotion flow ACT _Imin{ r ₁, r ₂... r _k, m ₁, m ₂... m _b, wherein, { r ₁, r ₂... r _kThat k spinning movement arrived in the 1st, 2 of handling, k represents the number of spinning movement, { m ₁, m ₂... m _bThe expression handling the 1st, 2 to b translation motion, b represents the number of translation motion, then calculates to lift in advance object action ACT _New, ${\mathrm{ACT}}_{\mathrm{new}}=g((k+\mathrm{int}\left(\frac{{\mathrm{dir}}_{\mathrm{new}}-{\mathrm{dir}}_{i\min }}{E_{\mathrm{dir}}}\right)),(b+{\mathrm{dis}}_{\mathrm{new}}-{\mathrm{dis}}_{i\min })),$ Recycling g (k _New, b _New) calculate the motion flow of pre-hoisting, wherein k _NewThe spinning movement quantity of pre-hoisting, b _NewFor the translation motion quantity of pre-hoisting, namely finish the calculating of body section hoisting.

In real work, adopt present embodiment to obtain corresponding handling appliance E according to measuring the information that obtains pre-lifting object _{Min_cost}, Current Collector Sleave specification, Current Collector Sleave quantity, lift object action ACT in advance _NewWith the motion flow of pre-hoisting, and according to these data creatings formation hoisting files, this technical papers can be used in the construction technology that instructs the body section lifting.

Present embodiment, at first measure the pre-lifting object technical parameter relevant with hoisting construction process, and according to these technical parameters, adopt the hoisting case experience and knowledge in mathematical measure and the data bank to compare analysis, and then obtain the correlation parameter of best construction technology, and then can make optimised process file for pre-lifting object according to these parameters.Said process is that employing is computer implemented, not only can finish in a short period of time, and the technology that can also effectively avoid human element and during Enterprises ' Personnel Flowing to cause regresses.

In the hoisting flow process commanding of pre-hoisting and command methods can with recently like lifting case G _IminIdentical.

The specific embodiment two: present embodiment is that the specific embodiment one step 2 is described further, the case library of lifting described in step 2 G _DAdopting OO method to set up to shipyard lifting case obtains.

The specific embodiment three: present embodiment is that the specific embodiment one step 2 is described further, described in the step 2 from lifting case library G _DIn choose with pre-lifting object recently like lifting case G _IminMethod be:

Steps A: lifting case library G is obtained in circulation _DIn the hoisting information G of lifting case of i _i{ w _i, v _i, num _i, dis _i, dir _i, w _iBe the lifting object weight of i lifting case, v _iBe the lifting object volume of i lifting case, num _iBe the lifting object hanger distributed quantity of i lifting case, dis _iBe the handling distance of the lifting object of i lifting case, dir _iIt is the handling anglec of rotation of the lifting object of i lifting case;

Step B: calculate lifting weight difference Δ w _i, Δ w _i=| w _i-w _New|, from lifting case library G _DIn obtain Δ w _i≤ w _BearLifting case group G _L{ G _L1, G _L2... G _l, G wherein _L1Be lifting case group G _LIn the 1st the lifting case hoisting information, G _L2Be lifting case group G _LIn the 2nd the lifting case hoisting information, G _lBe lifting case group G _LIn l the lifting case hoisting information, w _BearThe expression weight coefficient;

Step C: then lifting case group G is obtained in circulation _LIn j the lifting case hoisting information G _j{ w _j, v _j, num _j, dis _j, dir _j, w wherein _jBe the lifting object weight of j lifting case, v _jBe the lifting object volume of j lifting case, num _jBe the lifting object hanger distributed quantity of j lifting case, dis _jBe the handling distance of the lifting object of j lifting case, dir _jIt is the handling anglec of rotation of the lifting object of j lifting case;

Step D: then according to Δ f (j)=γ _w| w _j-w _New|+γ _Dir| dis _j-dis _New|+γ _Num| num _j-num _New| calculate γ _wBe the influence coefficient of lifting weight, γ _DirBe the influence coefficient of lifting direction, γ _NumBe the influence coefficient of hanger quantity, select a lifting case of Δ f (j) value minimum like nearest with pre-lifting object, to lift case G _Imin{ w _Imin, v _Imin, num _Imin, dis _Imin, dir _Imin, w wherein _IminFor being G _IminLifting object weight, v _IminBe G _IminLifting object volume, num _IminBe G _IminHanger quantity, dis _IminBe G _IminTranslation motion quantity, dir _IminBe G _IminThe spinning movement angle.

The specific embodiment four: present embodiment is that the specific embodiment one step 3 is described further, the storehouse E of handling appliance described in the step 3 _DAdopting OO method to set up to shipyard lifting case obtains.

The specific embodiment five: present embodiment is that the specific embodiment one step 3 is described further, described in the step 3 from handling appliance storehouse E _DIn choose final handling appliance E _{Min_cost}Method be:

Step a: at handling appliance storehouse E _DIn obtain recently like lifting case G _IminThe handling appliance E that adopts _IminLoad, and height, pos, cost}, wherein load is the load-carrying capacity of handling appliance, and height is the handling limiting altitude of handling appliance, and pos is the hanging device position, and cost is the hanging device running power;

Step b: according to formula

Determine greater than E _IminNear handling appliance E _Imin+1' according to formula Determine less than E _IminNear handling appliance E _Imin-1, E _iE _DIn i handling appliance information, E _i.load be the load-carrying capacity of i handling appliance, E _Imin.load be E _IminLoad-carrying capacity, E _Imin+1.load be E _Imin+1Load-carrying capacity, E _Imin-1.load be E _Imin-1Load-carrying capacity;

Step c: then from E _Imin, E _Imin+1And E _Imin-1In remove handling appliance bearing capacity, hoisting height, device space position do not satisfy the handling appliance that the lifting object requires, from satisfy the handling appliance information that the lifting object requires, further obtain the equipment of power minimum as final handling appliance E afterwards _{Min_cost}

Claims (5)

1. fast determination method based on the body section hoisting flow process of case is characterized in that the concrete steps of the method are:

Step 1: the hoisting information G that measures pre-lifting object _New{ w _New, v _New, num _New, dis _New, dir _New, w wherein _NewBe pre-lifting object weight, v _NewBe pre-lifting object volume, num _NewBe pre-lifting object hanger distributed quantity, when the translation motion direction changed, it was an action that direction is changed front action mark, dis when handling _NewTranslation motion quantity during for handling, dir _NewThe angular metric that need to rotate during for pre-lifting object handling;

Step 2: from lifting case library G _DIn choose with pre-lifting object recently like lifting case G _IminDescribed lifting case library G _D={ G ₁, G ₂... G _n, G wherein ₁Be the hoisting information of first lifting case, G ₂Be the hoisting information of second lifting case, G _nBe the hoisting information of n lifting case, n is the number of lifting case;

Step 3: from handling appliance storehouse E _DIn choose final handling appliance E _{Min_cost}Described handling appliance storehouse E _D={ E ₁, E ₂... E _n, E wherein ₁Be the handling appliance information of first lifting case, E ₂Be the handling appliance information of second lifting case, E _nBe the handling appliance information of n lifting case, n is the number of lifting case;

Step 4: the Current Collector Sleave specification choose with recently like lifting case G _IminThe Current Collector Sleave of same size, Current Collector Sleave quantity n _NewBy formula $n_{\mathrm{new}}=[\mathrm{int}\left(\frac{\mathrm{int}\left(\frac{w_{\mathrm{new}}-w_{i\min }}{w_e}\right)+n_{i\min }}{{\mathrm{num}}_{\mathrm{new}}}\right)*{\mathrm{num}}_{\mathrm{new}}]$ Calculate, wherein n _IminLike recently, lift case G _IminCurrent Collector Sleave quantity;

Step 5: lifting case G like obtaining recently _IminMotion flow ACT _Imin{ r ₁, r ₂... r _k, m ₁, m ₂... m _b, wherein, { r ₁, r ₂... r _kThat k spinning movement arrived in the 1st, 2 of handling, k represents the number of spinning movement, { m ₁, m ₂... m _bThe expression handling the 1st, 2 to b translation motion, b represents the number of translation motion, then calculates to lift in advance object action ACT _New, ${\mathrm{ACT}}_{\mathrm{new}}=g((k+\mathrm{int}\left(\frac{{\mathrm{dir}}_{\mathrm{new}}-{\mathrm{dir}}_{i\min }}{E_{\mathrm{dir}}}\right)),(b+{\mathrm{dis}}_{\mathrm{new}}-{\mathrm{dis}}_{i\min })),$ Recycling g (k _New, b _New) calculate the motion flow of pre-hoisting, wherein k _NewThe spinning movement quantity of pre-hoisting, b _NewBe the translation motion quantity of pre-hoisting, namely finish determining of body section hoisting flow process.

2. the fast determination method of the body section hoisting flow process based on case according to claim 1 is characterized in that the case library of lifting described in step 2 G _DAdopting OO method to set up to shipyard lifting case obtains.

3. the fast determination method of the body section hoisting flow process based on case according to claim 1 is characterized in that described in the step 2 from lifting case library G _DIn choose with pre-lifting object recently like lifting case G _IminMethod be:

Steps A: lifting case library G is obtained in circulation _DIn the hoisting information G of lifting case of i _i{ w _i, v _i, num _i, dis _i, dir _i, w _iBe the lifting object weight of i lifting case, v _iBe the lifting object volume of i lifting case, num _iBe the lifting object hanger distributed quantity of i lifting case, dis _iBe the handling distance of the lifting object of i lifting case, dir _iIt is the handling anglec of rotation of the lifting object of i lifting case;

Step B: calculate lifting weight difference Δ w _i, Δ w _i=| w _i-w _New|, from lifting case library G _DIn obtain Δ w _i≤ w _BearLifting case group G _L{ G _L1, G _L2... G _l, G wherein _L1Be lifting case group G _LIn the 1st the lifting case hoisting information, G _L2Be lifting case group G _LIn the 2nd the lifting case hoisting information, G _lBe lifting case group G _LIn l the lifting case hoisting information, w _BearThe expression weight coefficient;

Step C: then lifting case group G is obtained in circulation _LIn j the lifting case hoisting information G _j{ w _j, v _j, num _j, dis _j, dir _j, wherein _jBe the lifting object weight of j lifting case, v _jBe the lifting object volume of j lifting case, num _jBe the lifting object hanger distributed quantity of j lifting case, dis _jBe the handling distance of the lifting object of j lifting case, dir _jIt is the handling anglec of rotation of the lifting object of j lifting case;

Step D: then according to Δ f (j)=γ _w| w _j-w _New|+γ _Dir| dis _j-dis _New|+γ _Num| num _j-num _New| calculate γ _wBe the influence coefficient of lifting weight, γ _DirBe the influence coefficient of lifting direction, γ _NumBe the influence coefficient of hanger quantity, select a lifting case of Δ f (j) value minimum like nearest with pre-lifting object, to lift case G _Imin{ w _Imin, v _Imin, num _Imin, dis _Imin, dir _Imin, w wherein _IminFor being G _IminLifting object weight, v _IminBe G _IminLifting object volume, num _IminBe G _IminHanger quantity, dis _IminBe G _IminTranslation motion quantity, dir _IminBe G _IminThe spinning movement angle.

4. the fast determination method of the body section hoisting flow process based on case according to claim 1 is characterized in that the storehouse E of handling appliance described in the step 3 _DAdopting OO method to set up to shipyard lifting case obtains.

5. the fast determination method of the body section hoisting flow process based on case according to claim 1 is characterized in that described in the step 3 from handling appliance storehouse E _DIn choose final handling appliance E _{Min_cost}Method be:

Step a: at handling appliance storehouse E _DIn obtain recently like lifting case G _IminThe handling appliance E that adopts _IminLoad, and height, pos, cost}, wherein load is the load-carrying capacity of handling appliance, and height is the handling limiting altitude of handling appliance, and pos is the hanging device position, and cost is the hanging device running power;

Step b: according to formula Determine greater than E _IminNear handling appliance E _Imin+1' according to formula

Determine less than E _IminNear handling appliance E _Imin-1, E _iE _DIn i handling appliance information, E _i.load be the load-carrying capacity of i handling appliance, E _Imin.load be E _IminLoad-carrying capacity, E _Imin+1.load be E _Imin+1Load-carrying capacity, E _Imin-1.load be E _Imin-1Load-carrying capacity;

Step c: then from E _Imin, E _Imin+1And E _Imin-1In remove handling appliance bearing capacity, hoisting height, device space position do not satisfy the handling appliance that the lifting object requires, from satisfy the handling appliance information that the lifting object requires, further obtain the equipment of power minimum as final handling appliance E afterwards _{Min_cost}

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