CN117195341A - Automatic method, system, storage medium and equipment for pipelines in cold source machine room - Google Patents
Automatic method, system, storage medium and equipment for pipelines in cold source machine room Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 37
- 238000010586 diagram Methods 0.000 claims description 27
- 238000011156 evaluation Methods 0.000 claims description 15
- 238000004364 calculation method Methods 0.000 claims description 3
- 238000004590 computer program Methods 0.000 claims description 3
- 238000012163 sequencing technique Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 48
- 239000000498 cooling water Substances 0.000 description 16
- 230000010354 integration Effects 0.000 description 7
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- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The invention provides an automatic generation method, a system, a storage medium and equipment for pipelines in a cold source machine room, wherein the method comprises the following steps: determining equipment positions of a plurality of cold sources to be arranged in a cold source machine room, and generating a basic pipeline of the cold source equipment; determining the position of a key node of the cold source equipment according to the equipment position of the cold source equipment, wherein the key node of the cold source equipment comprises an input end and an output end of the cold source equipment; constructing a pipeline topological graph of the cold source equipment according to the equipment position of the cold source equipment, the extending direction of the basic pipeline and the key node position of the cold source equipment; and constructing Manhattan paths in different forms among key nodes of the cold source equipment according to the pipeline topological graph of the cold source equipment, and generating various wiring schemes for selection. The automatic arrangement of pipelines in the cold source system is realized rapidly, the complicated and redundant manpower work is converted into intelligent design, and the optimal level of the wiring scheme is ensured.
Description
Technical Field
The invention relates to the technical field of pipeline arrangement, in particular to an automatic method, a system, a storage medium and equipment for pipelines in a cold source machine room.
Background
BIM (Building Information Model) is a short term of building information model, is a multidimensional information model integration technology, and can integrate professional information such as building, structure, heating ventilation, water supply and drainage and the like into a three-dimensional building model, thereby greatly improving design production efficiency. After introducing BIM, the designer can use the high information of BIM to greatly improve the working efficiency, but there is still a lot of tedious and repetitive work that needs to be done manually by the designer, and if this part of the content can be delivered to the computer to be done automatically, the work of the designer will be greatly liberated.
For the arrangement problem of equipment pipelines in a cold source machine room of a heating ventilation all-air system, a designer can give reasonable wiring schemes according to own experience, different designers often give different wiring schemes for the same wiring problem, and a single designer has difficulty in comprehensively considering one wiring problem.
Therefore, the pipeline arrangement in the cold source machine room in the prior art is finished by means of manual experience, has obvious subjectivity, and cannot guarantee the optimal arrangement scheme of the pipeline to a certain extent.
Disclosure of Invention
Based on the above, the invention aims to provide an automatic method, a system, a storage medium and equipment for pipelines in a cold source machine room, which aim to rapidly realize automatic arrangement of pipelines in a cold source system, convert complicated and redundant manpower work into intelligent design and ensure that a wiring scheme is at an optimal level.
The first aspect of the invention provides a method for automatically generating pipelines in a cold source machine room, which comprises the following steps:
determining equipment positions of a plurality of cold sources to be arranged in a cold source machine room, and generating a basic pipeline of the cold source equipment;
determining the position of a key node of the cold source equipment according to the equipment position of the cold source equipment, wherein the key node of the cold source equipment comprises an input end and an output end of the cold source equipment;
constructing a pipeline topological graph of the cold source equipment according to the equipment position of the cold source equipment, the extending direction of the basic pipeline and the key node position of the cold source equipment;
and constructing Manhattan paths in different forms among key nodes of the cold source equipment according to the pipeline topological graph of the cold source equipment, and generating various wiring schemes for selection.
According to an aspect of the foregoing technical solution, the step of constructing a pipeline topology map of the cold source device according to the device location of the cold source device, the extending direction of the base pipeline, and the key node location of the cold source device specifically includes:
according to the equipment position of the cold source equipment, the extending direction of the basic pipeline and the key node position of the cold source equipment, a plurality of topological vertexes are respectively determined around the cold source equipment, wherein the number of the topological vertexes on the same side as the extending direction of the basic pipeline is the same as that of the basic pipeline;
generating topology lines between adjacent topology vertexes and between the topology vertexes and the key nodes;
thereby constructing a pipeline topological graph of the cold source equipment.
According to an aspect of the foregoing technical solution, the step of constructing manhattan paths of different forms between key nodes of the cold source device according to the pipeline topology diagram of the cold source device, and generating a plurality of wiring schemes for selection specifically includes:
according to the pipeline topological graph of the cold source equipment, respectively determining intermediate nodes of the cold source equipment interacted with another cold source equipment on the topological line at the periphery;
according to the key nodes of the cold source equipment and the other cold source equipment and the intermediate nodes, connecting the intermediate nodes and the key nodes with the intermediate nodes to obtain a plurality of Manhattan paths;
a plurality of routing schemes are generated based on the differences in Manhattan paths.
According to an aspect of the foregoing technical solution, after the step of generating a plurality of wiring schemes according to the difference in manhattan paths, the method further includes:
according to the relative positions of the key nodes and the intermediate nodes of the cold source equipment, calculating a first Manhattan distance between the key nodes and the intermediate nodes;
calculating a second Manhattan distance between a key node and an intermediate node according to the relative position of the key node and the intermediate node of another cold source device;
according to the relative positions of the intermediate nodes of the cold source equipment and the other cold source equipment, calculating a third Manhattan distance between the intermediate nodes;
and adding the first Manhattan distance, the second Manhattan distance and the third Manhattan distance to finally obtain the Manhattan distance between the key node of the cold source equipment and the key node of another cold source equipment.
According to an aspect of the foregoing technical solution, the method further includes:
judging whether a Manhattan path between the cold source equipment and another cold source equipment has intersection with Manhattan paths or obstacles between the other cold source equipment;
if yes, determining an intermediate node between the cold source equipment and another cold source equipment to generate a Manhattan path.
According to an aspect of the foregoing technical solution, the method further includes:
setting an evaluation index for evaluating the wiring schemes, and sequencing all the wiring schemes according to the evaluation index to obtain an optimal wiring scheme.
According to one aspect of the above technical solution, setting an evaluation index for evaluating the wiring solutions, and sorting all the wiring solutions according to the evaluation index to obtain an optimal wiring solution, specifically including:
calculating the same-pass coefficient and/or different-pass coefficient of the Manhattan paths of the wiring schemes, and comparing the same-pass coefficient and/or different-pass coefficient of the Manhattan paths of the wiring schemes to determine the ordering grades of the wiring schemes;
when the same-range coefficient of the Manhattan paths of the wiring schemes is not smaller than a preset first coefficient threshold, judging that one wiring scheme with the shortest Manhattan distance in the wiring schemes is an optimal wiring scheme;
or when the different-path coefficient of the Manhattan path of the wiring schemes is not more than a preset second coefficient threshold value, judging that one wiring scheme with the shortest pipeline length in the wiring schemes is an optimal wiring scheme;
the calculation formula of the different-range coefficient is as follows:
DR＝4-|j 1 -j 2 |-|q 1 -q 2 |-|n 1 -n 2 |-|r 1 -r 2 |
the evaluation targets of the different-range coefficients are as follows: min { L, DR }.
The second aspect of the invention provides an automatic generation system for pipelines in a cold source machine room, which comprises:
the basic pipeline generation module is used for determining equipment positions of a plurality of cold sources to be arranged in the cold source machine room and generating basic pipelines of the cold source equipment;
the key node determining module is used for determining the position of a key node of the cold source equipment according to the equipment position of the cold source equipment, wherein the key node of the cold source equipment comprises an input end and an output end of the cold source equipment;
the pipeline topological graph component module is used for constructing a pipeline topological graph of the cold source equipment according to the equipment position of the cold source equipment, the extending direction of the basic pipeline and the key node position of the cold source equipment;
and the wiring scheme generating module is used for constructing Manhattan paths in different forms among key nodes of the cold source equipment according to the pipeline topological graph of the cold source equipment, and generating various wiring schemes for selection.
A third aspect of the present invention provides a computer-readable storage medium having stored thereon computer instructions which, when executed by a processor, implement the steps of the method described in the above-mentioned technical solution.
A fourth aspect of the present invention is to provide a computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, the processor implementing the steps of the method in the above technical solution when the program is executed.
Compared with the prior art, the automatic generation method, system, storage medium and equipment for the pipelines in the cold source machine room have the beneficial effects that:
by adopting the automatic generation method of the pipelines in the cold source machine room, after the equipment positions of the cold source equipment in the cold source machine room are determined, the basic pipelines of the cold source equipment can be generated according to the equipment positions of the cold source equipment, the positions of key nodes of the cold source equipment can be determined, and the pipeline topology diagram is generated according to the equipment positions of the cold source equipment, the extending directions of the basic pipelines and the positions of the key nodes, so that various wiring schemes are generated according to different forms of Manhattan paths in the pipeline topology diagram for users to select, for example, the wiring scheme with the shortest wiring path and the highest wiring integration level in the cold source machine room is generated. Therefore, the invention can solve the technical problems that the arrangement of pipelines in the cold source machine room in the prior art is finished by means of manual experience, obvious subjectivity exists, and the optimal wiring scheme cannot be ensured.
Drawings
Fig. 1 is a schematic flow chart of an automatic method for pipeline in a cold source machine room according to a first embodiment of the present invention;
FIG. 2 is a schematic diagram of a topology diagram of a basic pipeline and a partial pipeline of a cold source device according to a first embodiment of the present invention;
fig. 3 is a schematic diagram of pipeline generation in a cold source machine room in the first embodiment of the present invention;
fig. 4 is a block diagram of an automatic arrangement system for equipment in a cold source machine room according to a third embodiment of the present invention;
the following detailed description will further illustrate the invention with reference to the above-described drawings.
Detailed Description
In order that the invention may be readily understood, a more complete description of the invention will be rendered by reference to the appended drawings. Several embodiments of the invention are presented in the figures. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Example 1
Referring to fig. 1, a flow chart of a method for automatically generating pipelines in a cold source machine room according to a first embodiment of the present invention is shown, and the method includes steps S10-S40:
step S10, determining equipment positions of a plurality of cold sources to be arranged in a cold source machine room, and generating a basic pipeline of the cold source equipment;
the cold source equipment comprises, but is not limited to, a refrigerator, a chilled water pump, a cooling water pump, a water separator and a water collector, wherein in the actual application process, pipelines of the refrigerator, the chilled water pump, the cooling water pump, the water separator and the water collector are required to be connected according to a preset pipeline connection rule; the lines include, but are not limited to, water pipes for transporting liquid media, electrical wires for supplying electricity, and the like.
In some embodiments, in order to make the integration level in the cold source machine room higher, the same type of equipment of the cold source equipment may be pre-installed in a nearby position in the cold source machine room, so as to form a cold source equipment group, such as a refrigerating unit, a water pump group and a water collecting and distributing unit.
By way of example and not limitation, when there are multiple chillers, the multiple chillers interact to form a chiller unit by mounting the multiple chillers in proximity within the cold source machine room; in the refrigerating unit, the plurality of refrigerators are mutually matched to increase the refrigerating efficiency or amplify the refrigerating effect, so that the water pipes among the plurality of refrigerators are required to be connected, for example, the plurality of refrigerators are connected in parallel or in series, the water pipes among the plurality of refrigerators are the basic pipelines required to be arranged for the cold source equipment in the embodiment, and the basic pipelines are not required to be changed in later period and only need to be arranged according to the relative positions among the plurality of refrigerators.
Step S20, determining the position of a key node of the cold source equipment according to the equipment position of the cold source equipment, wherein the key node of the cold source equipment comprises an input end and an output end of the cold source equipment;
it should be noted that when one type of cold source device, for example, a refrigerator, has only one, the inlet and the outlet of the refrigerator are the input end and the output end of the cold source device, and the positions of the ports of the inlet and the outlet are the positions of the key nodes shown in the embodiment.
When one type of cold source device, for example, a plurality of refrigerators, is used, when the plurality of refrigerators are connected in parallel, the common inlet and the common outlet of the plurality of refrigerators are the input end and the output end of the cold source device, and similarly, the positions of the ports of the common inlet and the common outlet are the positions of the key nodes shown in the embodiment.
The key node of the cold source device needs to be connected with the key node of another cold source device, for example, the key node input end of the refrigerator needs to be connected to the key node output end of the chilled water pump, and the key node output end of the refrigerator needs to be connected to the key node input end of the water separator.
And step S30, constructing a pipeline topological graph of the cold source equipment according to the equipment position of the cold source equipment, the extending direction of the basic pipeline and the key node position of the cold source equipment.
It should be noted that the pipeline topology diagram is a pipeline summary diagram of any connection relationship between various nodes of the cold source device.
In this embodiment, the pipeline topology diagram between the cold source devices is constructed according to the device positions of the cold source devices, the extending direction of the base pipeline, and the key node positions of the cold source devices.
As shown in fig. 2, a topology diagram of a basic pipeline and a local pipeline of cold source equipment in a cold source machine room is shown, firstly, the basic pipeline between the cold source equipment is generated according to the positions of the cold source equipment, and the topology diagram of the pipeline between the cold source equipment is built again; wherein solid points on the periphery of the cold source equipment are topological points, lines between adjacent topological points are topological lines, points corresponding to T marks on the cold source equipment or a basic pipeline on the periphery of the cold source equipment are key nodes (numbers behind the T are numbers of the key nodes).
And S40, constructing Manhattan paths in different forms among key nodes of the cold source equipment according to the pipeline topological graph of the cold source equipment, and generating various wiring schemes for selection.
According to the embodiment, according to the pipeline topological graph, manhattan paths under different forms among key nodes of component cold source equipment are arranged, each line segment in each Manhattan path is horizontal and vertical, oblique connection among the key nodes does not exist, various wiring schemes are generated according to the Manhattan paths under different forms among the key nodes, all the wiring schemes meet the use requirements, and all the cold source equipment in a cold source machine room can be connected.
As shown in fig. 3, two wiring schemes generated according to a line topology diagram are shown, and the wiring schemes are constructed based on the placement positions and the placement directions of the cold source devices and the relative positions between the cold source devices. The wiring scheme on the left side of fig. 3 is used for explanation, wherein three refrigerators are transversely arranged, each refrigerator is longitudinally arranged, the three refrigerators are connected through a basic pipeline, four chilled water pumps are connected through a basic pipeline, four cooling water pumps are connected through a basic pipeline, a water separator and a water collector are arranged side by side, and the chilled water pumps and the cooling water pumps are arranged at the side edge positions between the refrigerators and the water separator and between the chilled water pumps and the water collector.
Specifically, the cooling water backwater is respectively supplied to each cooling water pump through a plurality of intermediate nodes and key node cooling water backwater inlets of each cooling water pump, key node cooling water outlets of the four cooling water pumps are respectively connected to key node cooling water inlets of the first refrigerator and the third refrigerator through a plurality of intermediate nodes, and the key node cooling water outlets of the first refrigerator and the third refrigerator are communicated with a cooling water supply pipeline; the water collector is respectively supplied to each chilled water pump through a chilled water return outlet of a key node of the water collector, a plurality of intermediate nodes and a chilled water return inlet of a key node of each freezing device, the chilled water return outlets of the key nodes which are common to the four cooling water pumps are respectively connected to the chilled water return inlets of the key nodes of the first refrigerator and the third refrigerator through the plurality of intermediate nodes, the first refrigerator and the third refrigerator are connected to a chilled water supply inlet of the key node of the water distributor through the chilled water return outlets of the key nodes and the plurality of intermediate nodes, and the chilled water supply outlet of the key node of the water distributor and the chilled water supply inlet of the key node of the water collector. It can be seen that the plurality of cold source devices of the same type are connected through the basic pipeline, and the different types of cold source devices are connected through the topological line, so that a Manhattan path is generated to generate a wiring scheme between the corresponding devices in the cold source machine room, the Manhattan path is in a horizontal and vertical state and is not connected in an oblique line, and the shortest path and the attractive appearance are guaranteed.
Compared with the prior art, the automatic generation method for the pipeline in the cold source machine room has the beneficial effects that:
after the equipment positions of the cold source equipment in the cold source machine room are determined, basic pipelines of the cold source equipment can be generated according to the equipment positions of the cold source equipment, positions of key nodes of the cold source equipment can be determined, and a pipeline topology diagram is generated according to the equipment positions of the cold source equipment, the extending directions of the basic pipelines and the positions of the key nodes, so that various wiring schemes are generated according to different forms of Manhattan paths in the pipeline topology diagram for selection by a user, for example, the wiring scheme with the shortest wiring path and the highest wiring integration level in the cold source machine room is generated. Therefore, the invention can solve the technical problems that the arrangement of pipelines in the cold source machine room in the prior art is finished by means of manual experience, obvious subjectivity exists, and the optimal wiring scheme cannot be ensured.
Example two
The second embodiment of the invention provides an automatic generation method of pipelines in a cold source machine room, which comprises the following steps:
in this embodiment, the step of constructing the pipeline topology map of the cold source device according to the device position of the cold source device, the extending direction of the base pipeline, and the key node position of the cold source device specifically includes:
according to the equipment position of the cold source equipment, the extending direction of the basic pipeline and the key node position of the cold source equipment, a plurality of topological vertexes are respectively determined around the cold source equipment, wherein the number of the topological vertexes on the same side as the extending direction of the basic pipeline is the same as that of the basic pipeline;
generating topology lines between adjacent topology vertexes and between the topology vertexes and the key nodes;
thereby constructing a pipeline topological graph of the cold source equipment.
In this embodiment, the step of constructing manhattan paths of different forms between key nodes of the cold source device according to the pipeline topology diagram of the cold source device, and generating a plurality of wiring schemes for selection specifically includes:
according to the pipeline topological graph of the cold source equipment, respectively determining intermediate nodes of the cold source equipment interacted with another cold source equipment on the topological line at the periphery;
according to the key nodes of the cold source equipment and the other cold source equipment and the intermediate nodes, connecting the intermediate nodes and the key nodes with the intermediate nodes to obtain a plurality of Manhattan paths;
a plurality of routing schemes are generated based on the differences in Manhattan paths.
In this embodiment, after the step of generating a plurality of wiring schemes according to the difference in manhattan paths, the method further includes:
according to the relative positions of the key nodes and the intermediate nodes of the cold source equipment, calculating a first Manhattan distance between the key nodes and the intermediate nodes;
calculating a second Manhattan distance between a key node and an intermediate node according to the relative position of the key node and the intermediate node of another cold source device;
according to the relative positions of the intermediate nodes of the cold source equipment and the other cold source equipment, calculating a third Manhattan distance between the intermediate nodes;
and adding the first Manhattan distance, the second Manhattan distance and the third Manhattan distance to finally obtain the Manhattan distance between the key node of the cold source equipment and the key node of another cold source equipment.
In this embodiment, the method further includes:
judging whether a Manhattan path between the cold source equipment and another cold source equipment has intersection with Manhattan paths or obstacles between the other cold source equipment;
if yes, determining an intermediate node between the cold source equipment and another cold source equipment to generate a Manhattan path.
In this embodiment, the method further includes:
setting an evaluation index for evaluating the wiring schemes, and sequencing all the wiring schemes according to the evaluation index to obtain an optimal wiring scheme.
In this embodiment, setting an evaluation index for evaluating the wiring schemes, and sorting all the wiring schemes according to the evaluation index to obtain an optimal wiring scheme specifically includes:
calculating the same-pass coefficient and/or different-pass coefficient of the Manhattan paths of the wiring schemes, and comparing the same-pass coefficient and/or different-pass coefficient of the Manhattan paths of the wiring schemes to determine the ordering grades of the wiring schemes;
when the same-range coefficient of the Manhattan paths of the wiring schemes is not smaller than a preset first coefficient threshold, judging that one wiring scheme with the shortest Manhattan distance in the wiring schemes is an optimal wiring scheme;
or when the different-path coefficient of the Manhattan path of the wiring schemes is not more than a preset second coefficient threshold value, judging that one wiring scheme with the shortest pipeline length in the wiring schemes is an optimal wiring scheme;
the calculation formula of the different-range coefficient is as follows:
DR＝4-|j 1 -j 2 |-|q 1 -q 2 |-|n 1 -n 2 |-|r 1 -r 2 |
the evaluation targets of the different-range coefficients are as follows: min { L, DR }.
Compared with the prior art, the automatic generation method for the pipeline in the cold source machine room has the beneficial effects that:
after the equipment positions of the cold source equipment in the cold source machine room are determined, basic pipelines of the cold source equipment can be generated according to the equipment positions of the cold source equipment, positions of key nodes of the cold source equipment can be determined, and a pipeline topology diagram is generated according to the equipment positions of the cold source equipment, the extending directions of the basic pipelines and the positions of the key nodes, so that various wiring schemes are generated according to different forms of Manhattan paths in the pipeline topology diagram for selection by a user, for example, the wiring scheme with the shortest wiring path and the highest wiring integration level in the cold source machine room is generated. Therefore, the invention can solve the technical problems that the arrangement of pipelines in the cold source machine room in the prior art is finished by means of manual experience, obvious subjectivity exists, and the optimal wiring scheme cannot be ensured.
Example III
Referring to fig. 4, a block diagram of an automatic generation system for pipelines in a cold source machine room according to a third embodiment of the present invention is shown, where the system includes: a base pipeline generation module 10, a critical node determination module 20, a pipeline topology map building block 30, and a wiring scheme generation module 40.
The basic pipeline generation module 10 is used for determining equipment positions of a plurality of cold source settings to be arranged in the cold source machine room and generating basic pipelines of the cold source equipment;
the cold source equipment comprises, but is not limited to, a refrigerator, a chilled water pump, a cooling water pump, a water separator and a water collector, wherein in the actual application process, pipelines of the refrigerator, the chilled water pump, the cooling water pump, the water separator and the water collector are required to be connected according to a preset pipeline connection rule; the lines include, but are not limited to, water pipes for transporting liquid media, electrical wires for supplying electricity, and the like.
In some embodiments, in order to make the integration level in the cold source machine room higher, the same type of equipment of the cold source equipment may be pre-installed in a nearby position in the cold source machine room, so as to form a cold source equipment group, such as a refrigerating unit, a water pump group and a water collecting and distributing unit.
By way of example and not limitation, when there are multiple chillers, the multiple chillers interact to form a chiller unit by mounting the multiple chillers in proximity within the cold source machine room; in the refrigerating unit, the plurality of refrigerators are mutually matched to increase the refrigerating efficiency or amplify the refrigerating effect, so that the water pipes among the plurality of refrigerators are required to be connected, for example, the plurality of refrigerators are connected in parallel or in series, the water pipes among the plurality of refrigerators are the basic pipelines required to be arranged for the cold source equipment in the embodiment, and the basic pipelines are not required to be changed in later period and only need to be arranged according to the relative positions among the plurality of refrigerators.
The key node determining module 20 is configured to determine a location of a key node of the cold source device according to a device location of the cold source device, where the key node of the cold source device includes an input end and an output end of the cold source device;
it should be noted that when one type of cold source device, for example, a refrigerator, has only one, the inlet and the outlet of the refrigerator are the input end and the output end of the cold source device, and the positions of the ports of the inlet and the outlet are the positions of the key nodes shown in the embodiment.
When one type of cold source device, for example, a plurality of refrigerators, is used, when the plurality of refrigerators are connected in parallel, the common inlet and the common outlet of the plurality of refrigerators are the input end and the output end of the cold source device, and similarly, the positions of the ports of the common inlet and the common outlet are the positions of the key nodes shown in the embodiment.
The key node of the cold source device needs to be connected with the key node of another cold source device, for example, the key node input end of the refrigerator needs to be connected to the key node output end of the chilled water pump, and the key node output end of the refrigerator needs to be connected to the key node input end of the water separator.
And the pipeline topology diagram component module 30 is used for constructing a pipeline topology diagram of the cold source equipment according to the equipment position of the cold source equipment, the extending direction of the basic pipeline and the key node position of the cold source equipment.
It should be noted that the pipeline topology diagram is a pipeline summary diagram of any connection relationship between various nodes of the cold source device.
In this embodiment, the pipeline topology diagram between the cold source devices is constructed according to the device positions of the cold source devices, the extending direction of the base pipeline, and the key node positions of the cold source devices.
And the wiring scheme generating module 40 is used for constructing Manhattan paths in different forms among key nodes of the cold source equipment according to the pipeline topological graph of the cold source equipment, and generating various wiring schemes for selection.
According to the embodiment, according to the pipeline topological graph, manhattan paths under different forms among key nodes of component cold source equipment are arranged, each line segment in each Manhattan path is horizontal and vertical, oblique connection among the key nodes does not exist, various wiring schemes are generated according to the Manhattan paths under different forms among the key nodes, all the wiring schemes meet the use requirements, and all the cold source equipment in a cold source machine room can be connected.
Compared with the prior art, the automatic generation system for the pipeline in the cold source machine room, which is shown in the embodiment, has the beneficial effects that:
after the equipment positions of the cold source equipment in the cold source machine room are determined, basic pipelines of the cold source equipment can be generated according to the equipment positions of the cold source equipment, positions of key nodes of the cold source equipment can be determined, and a pipeline topology diagram is generated according to the equipment positions of the cold source equipment, the extending directions of the basic pipelines and the positions of the key nodes, so that various wiring schemes are generated according to different forms of Manhattan paths in the pipeline topology diagram for selection by a user, for example, the wiring scheme with the shortest wiring path and the highest wiring integration level in the cold source machine room is generated. Therefore, the invention can solve the technical problems that the arrangement of pipelines in the cold source machine room in the prior art is finished by means of manual experience, obvious subjectivity exists, and the optimal wiring scheme cannot be ensured.
Example IV
A fourth embodiment of the invention provides a computer readable storage medium having stored thereon computer instructions which when executed by a processor perform the steps of the method described in the above embodiments.
Example five
A fifth embodiment of the invention provides a computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, said processor implementing the steps of the method described in the above embodiments when said program is executed.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (10)
1. The automatic generation method of the pipeline in the cold source machine room is characterized by comprising the following steps of:
determining equipment positions of a plurality of cold sources to be arranged in a cold source machine room, and generating a basic pipeline of the cold source equipment;
determining the position of a key node of the cold source equipment according to the equipment position of the cold source equipment, wherein the key node of the cold source equipment comprises an input end and an output end of the cold source equipment;
constructing a pipeline topological graph of the cold source equipment according to the equipment position of the cold source equipment, the extending direction of the basic pipeline and the key node position of the cold source equipment;
and constructing Manhattan paths in different forms among key nodes of the cold source equipment according to the pipeline topological graph of the cold source equipment, and generating various wiring schemes for selection.
2. The method for automatically generating a pipeline in a cold source machine room according to claim 1, wherein the step of constructing a pipeline topology map of the cold source device according to the device position of the cold source device, the extending direction of the base pipeline, and the key node position of the cold source device specifically comprises:
according to the equipment position of the cold source equipment, the extending direction of the basic pipeline and the key node position of the cold source equipment, a plurality of topological vertexes are respectively determined around the cold source equipment, wherein the number of the topological vertexes on the same side as the extending direction of the basic pipeline is the same as that of the basic pipeline;
generating topology lines between adjacent topology vertexes and between the topology vertexes and the key nodes;
thereby constructing a pipeline topological graph of the cold source equipment.
3. The automatic arrangement method of pipelines in a cold source machine room according to claim 2, wherein the step of constructing manhattan paths of different forms among key nodes of the cold source equipment according to the pipeline topology diagram of the cold source equipment and generating a plurality of wiring schemes for selection specifically comprises the steps of:
according to the pipeline topological graph of the cold source equipment, respectively determining intermediate nodes of the cold source equipment interacted with another cold source equipment on the topological line at the periphery;
according to the key nodes of the cold source equipment and the other cold source equipment and the intermediate nodes, connecting the intermediate nodes and the key nodes with the intermediate nodes to obtain a plurality of Manhattan paths;
a plurality of routing schemes are generated based on the differences in Manhattan paths.
4. The automatic arrangement method for pipelines in a cold source machine room according to claim 3, wherein after the step of generating a plurality of wiring schemes according to the difference of the manhattan paths, the method further comprises:
according to the relative positions of the key nodes and the intermediate nodes of the cold source equipment, calculating a first Manhattan distance between the key nodes and the intermediate nodes;
calculating a second Manhattan distance between a key node and an intermediate node according to the relative position of the key node and the intermediate node of another cold source device;
according to the relative positions of the intermediate nodes of the cold source equipment and the other cold source equipment, calculating a third Manhattan distance between the intermediate nodes;
and adding the first Manhattan distance, the second Manhattan distance and the third Manhattan distance to finally obtain the Manhattan distance between the key node of the cold source equipment and the key node of another cold source equipment.
5. The automatic arrangement method of pipelines in a cold source machine room according to claim 4, further comprising:
judging whether a Manhattan path between the cold source equipment and another cold source equipment has intersection with Manhattan paths or obstacles between the other cold source equipment;
if yes, determining an intermediate node between the cold source equipment and another cold source equipment to generate a Manhattan path.
6. The automatic arrangement method for pipelines in a cold source machine room according to any one of claims 1 to 5, further comprising:
setting an evaluation index for evaluating the wiring schemes, and sequencing all the wiring schemes according to the evaluation index to obtain an optimal wiring scheme.
7. The automatic arrangement method for pipelines in a cold source machine room according to claim 6, wherein the step of setting an evaluation index for evaluating the wiring schemes, and sorting all the wiring schemes according to the evaluation index to obtain an optimal wiring scheme comprises the following steps:
calculating the same-pass coefficient and/or different-pass coefficient of the Manhattan paths of the wiring schemes, and comparing the same-pass coefficient and/or different-pass coefficient of the Manhattan paths of the wiring schemes to determine the ordering grades of the wiring schemes;
when the same-range coefficient of the Manhattan paths of the wiring schemes is not smaller than a preset first coefficient threshold, judging that one wiring scheme with the shortest Manhattan distance in the wiring schemes is an optimal wiring scheme;
or when the different-path coefficient of the Manhattan path of the wiring schemes is not more than a preset second coefficient threshold value, judging that one wiring scheme with the shortest pipeline length in the wiring schemes is an optimal wiring scheme;
the calculation formula of the different-range coefficient is as follows:
DR＝4-|j 1 -j 2 |-|q 1 -q 2 |-|n 1 -n 2 |-|r 1 -r 2 |
the evaluation targets of the different-range coefficients are as follows: min { L, DR }.
8. An automatic generation system of pipelines in a cold source machine room is characterized in that the system comprises:
the basic pipeline generation module is used for determining equipment positions of a plurality of cold sources to be arranged in the cold source machine room and generating basic pipelines of the cold source equipment;
the key node determining module is used for determining the position of a key node of the cold source equipment according to the equipment position of the cold source equipment, wherein the key node of the cold source equipment comprises an input end and an output end of the cold source equipment;
the pipeline topological graph component module is used for constructing a pipeline topological graph of the cold source equipment according to the equipment position of the cold source equipment, the extending direction of the basic pipeline and the key node position of the cold source equipment;
and the wiring scheme generating module is used for constructing Manhattan paths in different forms among key nodes of the cold source equipment according to the pipeline topological graph of the cold source equipment, and generating various wiring schemes for selection.
9. A computer readable storage medium having stored thereon computer instructions which, when executed by a processor, implement the steps of the method of any of claims 1-7.
10. A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the processor implements the steps of the method according to any of claims 1-7 when the program is executed.
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| CN202211595605.0A CN117195341A (en) | 2022-12-13 | 2022-12-13 | Automatic method, system, storage medium and equipment for pipelines in cold source machine room |
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