CN111046470B - Relay room design method and computer readable storage medium - Google Patents
Relay room design method and computer readable storage medium Download PDFInfo
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Abstract
The invention discloses a relay room design method and a computer readable storage medium, comprising the following steps: determining the minimum length L of the relay room under the two conditions that the screen cabinets are arranged parallel to the front wall and the back wall and the side wall according to the total number a0 of the engineering screen cabinets and the limited width W of the room of the relay room min1 And L min2 Comparing and selecting smaller value as length of the final relay chamber L min And the corresponding whole arrangement mode and each arrangement direction of the screen cabinets, the total row number m of the multiple rows of the screen cabinets and the total surface number n of each row of the screen cabinets are obtained, so that the design flow of optimizing the room space is greatly simplified, and the design time is saved.
Description
Technical Field
The invention belongs to the technical field of power generation, and relates to a relay room design method and a computer readable storage medium.
Background
In general, one or more relay rooms are provided in a power plant and a transformer substation for centralized arrangement of protection devices, measurement and control devices, safety automation devices, direct current and UPS equipment, communication screen cabinets and the like.
Each screen cabinet in the relay room is arranged in rows, and the distance between screens and the channel width are set according to DL/T5126-2012 technical specification of secondary wiring design of thermal power plants and substations.
Relay compartments are typically located in the same building as other production type rooms (e.g., low voltage distribution compartments, control compartments, battery compartments, etc.). In the early design stages of engineering research, preliminary design and the like, building professional designers can compress the size of the whole building as much as possible for controlling the project cost. In the process of planning all specialized rooms in a building, building professional designers can adjust the wheelbase of the building back and forth, namely the limiting width of the relay room can be repeatedly changed.
Once the limited width of the relay chamber is changed, a designer needs to rearrange the screen cabinet to obtain the minimum length of the corresponding relay chamber, and the layout needs to consider a plurality of layout directions (such as horizontal rows and vertical rows) and a plurality of layout patterns (such as face-to-face, back-to-back, face-to-back and the like), so that the design is adjusted and calibrated back and forth, the process is complicated, and the design time is prolonged.
Disclosure of Invention
The present invention has been made to overcome the above-mentioned drawbacks of the prior art, and an object of the present invention is to provide a relay room design method and a computer-readable storage medium capable of rapidly acquiring a minimum investment size required for a relay room according to a limited width.
In order to achieve the above object, the relay chamber design method of the present invention includes the steps of:
1) Calculating a standard screen cabinet number a according to the known total screen cabinet number a0 of the engineering;
2) Calculating the minimum length L of the relay chamber when the cabinet is arranged parallel to the front and rear walls according to the limited width W of the relay chamber min1 According to the formula W is greater than or equal to Y min The total row number m of the screen cabinets is calculated by the method of the combination of the number of the screen cabinets, m, 1800 and 1400, and the number of the screen cabinets in each row is n=a/m and L min1 N×800+1600+t×1400, where t is the number of intermediate channels, and t is equal to n/20, where the directions of the arrangement of the screen cabinets in each row in the relay chamber are the first row positive direction, the last row positive direction, and the intermediate row arbitrary direction;
3) Calculating the minimum length L of the relay chamber when the cabinet is arranged parallel to the side wall according to the limited width W of the relay chamber min2 According to the formula W is greater than or equal to X min Calculating the number n of screen panels in each row by n+2200+t 1400, t being the number of intermediate channels, t=n/20, the total number m=a/n of screen panels, and when m is 1, the minimum length L of the relay chamber min2 ＝Y min =3000, when m is 2 or more, the minimum length L of the relay chamber min2 ＝Y min The arrangement direction of each row of screen cabinets in the relay chamber is the first row reverse direction, the last row forward direction and the middle row random direction;
4) Comparing the minimum length L of the relay chamber calculated in step 2) min1 And the minimum length L of the relay chamber calculated in the step 3) min2 And selecting the smallest one as the final relay room investment length L min Obtaining the final relay room resource length L min The whole arrangement direction of the screen cabinets in the corresponding relay room, the arrangement direction of each row, the total row number m of the screen cabinets and the surface number n of each row of the screen cabinets.
In step 1), a=3×a1/4+a2, wherein the total number of screen cabinets of the project a0=the number of communication cabinets a1+the number of remaining cabinets a2.
A computer-readable storage medium storing a computer program for executing the relay chamber design method.
The invention has the following beneficial effects:
the design method of the relay room and the computer readable storage medium of the invention determine the minimum length L of the relay room under the two conditions that the screen cabinet is arranged parallel to the front wall and the back wall and the side wall according to the total number a0 of the engineering screen cabinets and the limited width W of the room of the relay room when the design method of the relay room and the computer readable storage medium are specifically operated min1 And L min2 Comparing and selecting smaller value as length of the final relay chamber L min And the corresponding whole arrangement mode and each arrangement direction of the screen cabinets, the total row number m of the multiple rows of the screen cabinets and the total surface number n of each row of the screen cabinets are obtained, so that the design flow for optimizing the room space is greatly simplified, the design time is saved, and the design efficiency is improved.
Drawings
FIG. 1 is a flow chart of the present invention;
fig. 2 is a diagram showing the construction of a relay chamber according to the first embodiment.
Detailed Description
The invention is described in further detail below with reference to the attached drawing figures:
referring to fig. 1, the relay chamber design method of the present invention includes the steps of:
1) Calculating a standard screen cabinet number a according to a known engineering total screen cabinet number a0, wherein a=3a1/4+a2, wherein the engineering total screen cabinet number a0=the communication cabinet number a1+the residual cabinet number a2;
2) Calculating the minimum length L of the relay chamber when the cabinet is arranged parallel to the front and rear walls according to the limited width W of the relay chamber min1 According to the formula W is greater than or equal to Y min The total row number m of the screen cabinets is calculated by the method of the combination of the number of the screen cabinets, m, 1800 and 1400, and the number of the screen cabinets in each row is n=a/m and L min1 N×800+1600+t×1400, where t is the number of intermediate channels, and t is equal to n/20, where the directions of the arrangement of the screen cabinets in each row in the relay chamber are the first row positive direction, the last row positive direction, and the intermediate row arbitrary direction;
3) Calculating the minimum length L of the relay chamber when the cabinet is arranged parallel to the side wall according to the limited width W of the relay chamber min2 According to the formula W is greater than or equal to X min Calculating the number n of screen panels in each row by n+2200+t 1400, t being the number of intermediate channels, t=n/20, the total number m=a/n of screen panels, and when m is 1, the minimum length L of the relay chamber min2 ＝Y min =3000, when m is 2 or more, the minimum length L of the relay chamber min2 ＝Y min The arrangement direction of each row of screen cabinets in the relay chamber is the first row reverse direction, the last row forward direction and the middle row random direction;
4) Comparing the minimum length L of the relay chamber calculated in step 2) min1 And the minimum length L of the relay chamber calculated in the step 3) min2 And selecting the smallest one as the final relay room investment length L min Obtaining the final relay room resource length L min The whole arrangement direction of the screen cabinets in the corresponding relay room, the arrangement direction of each row, the total row number m of the screen cabinets and the surface number n of each row of the screen cabinets.
A computer-readable storage medium storing a computer program for executing the relay chamber design method.
The steps in the above flow diagrams may be implemented by program or code segments, which may be stored in a machine readable medium or transmitted on a transmission medium or a communication link through data signals carried in carrier waves. A "machine-readable medium" may include any medium that can store or transfer information. Examples of machine-readable media include electronic circuitry, semiconductor memory devices, ROM, flash memory, erasable ROM (EROM), floppy disks, CD-ROMs, optical disks, hard disks, fiber optic media, radio Frequency (RF) links, and the like. The code segments may be downloaded via computer networks such as the internet, intranets, etc.
Example 1
Fig. 2 is a diagram showing the investment of the relay room in one embodiment.
In this example, the total number of screen cabinets a0 is 90 (the number of communication cabinets a1 is 25, and the number of remaining cabinets a2 is 65), the defining width W of the relay chamber is 11400mm (the wheel base in the width direction of the building is 12000mm, and the total space of the protruding wall surfaces of the beam and the column is 600mm, so that the defining width of the relay chamber is 11400 mm).
1) Calculating the standard screen cabinet number a=3×a1/4+a2=3×25/4+65= 83.75, and rounding up the calculation result to obtain 84;
2) Minimum length L of relay chamber in case of computing cabinet arranged parallel to front and rear walls min1 ；
According to W is greater than or equal to Y min Obtaining the total row number m of the screen cabinet which is less than or equal to 5.55, wherein m is 1800+1400, and the result is the maximum integer value of 5;
according to n=a/m, the number of the screen counter surfaces in each row is n=84/5=16.8, and the result is rounded upwards to obtain 17;
according to L min1 =n×800+1600+t×1400, yielding L min1 ＝17*800+1600＝15200mm。
3) Calculating the minimum length L of the relay chamber in the case that the cabinet is arranged parallel to the side wall min2 ；
According to W is greater than or equal to X min N is 800+2200+t is 1400, and the number n of each row of screen panels is 11;
according to m=a/n, the total row number m=84/11=7.64 of the screen cabinet is obtained, and the result is rounded upwards to obtain 8;
according to L min2 ＝Y min =m×1800+1000, giving L min2 ＝8*1800+1000＝15400mm；
4) Comparison L min1 And L min2 The size is taken as the final relay room resource lifting length L min ＝L min1 ＝15200mm。
The corresponding relay protection indoor screen cabinets are arranged parallel to the front wall and the rear wall, the arrangement direction of each row of screen cabinets is the first row direction, the last row direction and the middle row direction, the total row number m of the screen cabinets is 5, the number n of each row of standard screen cabinets is 17, the distance between the screen cabinets and the channel width are adjusted to take values according to the determined relay room size and the distance limit value, and a relay room investment drawing is obtained according to the principle and is shown in figure 2.
Claims (2)
1. A relay chamber design method, comprising the steps of:
1) Calculating a standard screen cabinet number a according to the known total screen cabinet number a0 of the engineering;
2) Calculating the minimum length L of the relay chamber when the cabinet is arranged parallel to the front and rear walls according to the limited width W of the relay chamber min1 According to the formula W is greater than or equal to Y min The total row number m of the screen cabinets is calculated by the method of the combination of the number of the screen cabinets, m, 1800 and 1400, and the number of the screen cabinets in each row is n=a/m and L min1 N×800+1600+t×1400, where t is the number of intermediate channels, and t is equal to n/20, where the directions of the arrangement of the screen cabinets in each row in the relay chamber are the first row positive direction, the last row positive direction, and the intermediate row arbitrary direction;
3) Calculating the minimum length L of the relay chamber when the cabinet is arranged parallel to the side wall according to the limited width W of the relay chamber min2 According to the formula W is greater than or equal to X min Calculating the number n of screen panels in each row by n+2200+t 1400, t being the number of intermediate channels, t=n/20, the total number m=a/n of screen panels, and when m is 1, the minimum length L of the relay chamber min2 ＝Y min =3000, when m is 2 or more, the minimum length L of the relay chamber min2 ＝Y min =m×1800+1000, wherein the arrangement orientation of the banks in the relay room is the firstThe row is in reverse orientation, the last row is in forward orientation, and the middle row is in any orientation;
4) Comparing the minimum length L of the relay chamber calculated in step 2) min1 And the minimum length L of the relay chamber calculated in the step 3) min2 And selecting the smallest one as the final relay room investment length L min Obtaining the final relay room resource length L min The whole arrangement direction of the screen cabinets in the relay room, the arrangement direction of the screen cabinets, the total row number m of the screen cabinets and the surface number n of each row of the screen cabinets are corresponding;
in step 1), a=3×a1/4+a2, wherein the total number of screen cabinets of the project a0=the number of communication cabinets a1+the number of remaining cabinets a2.
2. A computer-readable storage medium storing a computer program for executing the relay chamber design method of claim 1.
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