Fire-fighting water pump station drawing standardization generation method and medium

Abstract

The invention relates to a fire-fighting water pump station drawing standardization generation method and a medium, and the method comprises the steps: forming a modular legend symbol library based on modular legend symbols of all equipment of a predetermined design target fire-fighting water pump station; calculating the water replenishing pipe diameter of a fire-fighting water tank and the total outlet pipe diameter of the fire-fighting water pumping station according to the scale and fire duration of the water pumping station input from the outside; calculating the number of fire-fighting water pumps required by the water pumping station, the flow of the fire-fighting water pumps, the pipe diameter of a water suction pipe, the pipe diameter of a water outlet pipe, the number of required stabilized pressure pumps, the flow and the pipe diameter of the stabilized pressure pumps, the pipe diameter of an overpressure backflow pipeline and the pipe diameters of other pipelines required by the water pumping station, and assigning obtained equipment parameters to corresponding modular legend symbols; and drawing a fire-fighting water pump station drawing with topological connection relation attributes among the modules. In this way, automatic drawing and output of the standard drawing of the fire-fighting water pump station are achieved, and the drawing accuracy and efficiency of the standard drawing of the fire-fighting water pump station are improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of petrochemical engineering project design, and particularly relates to a standardized generation method of fire pump station drawings and a medium. BACKGROUND

[0002] Fire pump station design is one of the important projects in the process of petrochemical engineering project design. In the existing process of drawing fire pump station drawings, a designer usually selects device and instrument legends required for designing a fire pump in a design system software, places the selected device and instrument legends in appropriate positions, connects corresponding devices or instrument legends by using pipeline lines or / and signal lines, and assigns values to the devices, instruments and pipelines, so as to complete the drawing generation of fire pump station drawings.

[0003] However, the existing method of drawing fire pump station drawings has the following disadvantages: the drawing of fire pump station drawings by manual work is limited by the design level of the designer, and the drawing speed of fire pump station drawings is easily reduced due to the limitation of the design level of the designer, and errors are easily made in the process of assigning values to devices, instruments or pipelines, which reduces the quality and drawing efficiency of fire pump station drawings, and further adversely affects the data transmission in the overall process of petrochemical engineering project design. SUMMARY

[0004] The first technical problem to be solved by the present application is to provide a standardized generation method of fire pump station drawings capable of improving drawing accuracy and efficiency.

[0005] The second technical problem to be solved by the present application is to provide a readable storage medium. The readable storage medium stores a computer program, and the computer program is executed by a processor to implement the standardized generation method of fire pump station drawings.

[0006] The technical solution adopted by the present application to solve the first technical problem is as follows: a standardized generation method of fire pump station drawings, characterized by comprising the following steps:

[0007] Step 1: pre-determine the modularized legend symbols of all devices in a target fire pump station to be designed, and form a modularized legend symbol library from the determined modularized legend symbols; wherein the modularized legend symbols are in one-to-one correspondence with each device in the target fire pump station; all devices in the target fire pump station include a plurality of fire pumps, fire water tanks, fire pump station total outlet pipes, pressure stabilizing pumps and overpressure return pipes;

[0008] Step 2, receiving the target fire pump station scale and fire duration time of external input, and calculating the fire tank replenishment pipe diameter parameter and the total outlet pipe diameter parameter of the target fire pump station based on the target fire pump station scale and fire duration time;

[0009] Step 3, based on the received input fire pump station scale, calculating the number of fire pumps required for designing the target fire pump station and the flow parameter of each fire pump;

[0010] Step 4, calculating the suction pipe diameter parameter and the outlet pipe diameter parameter of each fire pump;

[0011] Step 5, based on the fire water supply design flow of the target fire pump station to be set, calculating the number of pressure stabilizing pumps required for the target fire pump station and the flow parameter of each pressure stabilizing pump, and calculating the pressure stabilizing pump pipe diameter parameter based on the pressure stabilizing pump flow parameter;

[0012] Step 6, generating a superpressure backflow pipeline of the fire tank on the total outlet pipe of the fire pump station, and calculating the superpressure backflow pipeline diameter parameter of the superpressure backflow pipeline based on the single fire pump flow parameter;

[0013] Step 7, calculating the pipe diameter parameters of other pipelines required for designing the target fire pump station;

[0014] Step 8, assigning the obtained device parameters in the target fire pump station to the corresponding modular legend symbols, and establishing the topological connection relationship between all modular legend symbols according to the topological connection relationship between all devices in the target fire pump station, forming a fire pump station drawing with topological connection relationship attribute, and outputting the fire pump station drawing as a target fire pump station standardized drawing.

[0015] In the improved fire pump station drawing standardization generation method, in step 2:

[0016] The fire tank replenishment pipe diameter parameter in the target fire pump station is calculated as follows:

[0017] V = W·T, Q = V / a;

[0018] Wherein, D1 is the pipe diameter of the fire tank replenishment pipe in the target fire pump station, Q is the design flow of the replenishment pipe of the target fire pump station, V1 is the design flow rate of the fire tank replenishment pipe; V is the fire tank volume, W is the scale of the target fire pump station, and T is the fire duration time.

[0019] The total outlet pipe diameter parameter of the fire pump station is calculated as follows:

[0020]

[0021] wherein D2 is the total outlet pipe diameter of the fire pump station, V2 is the design flow rate in the total outlet pipe of the fire pump station, and Q is the design flow of the water supply pipe of the target fire pump station.

[0022] Further, in the standardized drawing generation method of the fire pump station, in step 2, the target fire pump station satisfies the following conditions:

[0023] when the fire tank volume V of the target fire pump station is ≤2000m 3 , the water supply time t is ≤48h;

[0024] when the fire tank volume V of the target fire pump station is >2000m 3 , the water supply time t is ≤96h, the design flow rate V1 of the fire tank water supply pipe is ≤1.5m / s, and the pipe diameter D1 of the fire tank water supply pipe is ≥DN100.

[0025] Further improvement, in the standardized drawing generation method of the fire pump station, in step 3, the number of fire pumps required by the target fire pump station N is ≤3; and the flow parameter of each fire pump satisfies the condition: 10L / s≤V3≤320L / s; and V3 is the flow of each fire pump.

[0026] Further, in the standardized drawing generation method of the fire pump station, in step 3, the fire pumps required by the target fire pump station include a main pump using an electric pump and a standby pump using a diesel pump.

[0027] Further improvement, in the standardized drawing generation method of the fire pump station, in step 4, the calculation method of the suction pipe diameter parameter and the outlet pipe diameter parameter of each fire pump is as follows:

[0028] Q=W / n;

[0029] wherein D 31 is the suction pipe diameter of the fire pump, V 31 is the flow rate in the suction pipe of the fire pump; D 32 is the outlet pipe diameter of the fire pump, V 32 is the flow rate in the outlet pipe of the fire pump; n is the number of electric pumps; and the following conditions are satisfied:

[0030] when the suction pipe diameter D 31 of the fire pump is ≤DN250, the flow rate V 31 in the suction pipe of the fire pump is ∈[1.0m / s,1.2m / s]; and when the suction pipe diameter D 31When DN250, the water suction pipe of the fire water pump has a flow rate of V 31 ∈[1.2m / s,1.6m / s];

[0031] The outlet pipe diameter D of the fire water pump 32 When DN250, the outlet pipe of the fire water pump has a flow rate of V 32 ∈[1.5m / s,2.0m / s];The outlet pipe diameter D of the fire water pump 32 When DN250, the outlet pipe of the fire water pump has a flow rate of V 32 ∈[2.0m / s,2.5m / s]。

[0032] In the standardized drawing generation method of the fire water pump station, in step 5:

[0033] The number of pressure stabilizing pumps required by the target fire water pump station is 2, one of the two pressure stabilizing pumps is a main pressure stabilizing pump, and the other is a standby pressure stabilizing pump;

[0034] The flow parameter calculation method of each pressure stabilizing pump is as follows: Q4=α·Q0, Q4 is the design flow of each pressure stabilizing pump, V0 is the fire water supply design flow, i.e., the scale, and α is a proportionality coefficient, α∈[1%,5%];

[0035] The pipe diameter parameter calculation method of the pressure stabilizing pump is as follows:

[0036]

[0037] Wherein, D4 is the pipe diameter of the pressure stabilizing pump, and V4 is the flow rate of the pressure stabilizing pump.

[0038] Further improvement, in the standardized drawing generation method of the fire water pump station, in step 6, the overpressure backflow pipe diameter parameter calculation method of the overpressure backflow pipe is as follows: D5=Q / n; wherein Q is the scale of the fire water pump station, and n is the number of fire water pump station electric pumps of the fire water pump station;

[0039] In step 7, the other pipes required by the target fire water pump station include the water suction main pipe of the fire water pump, the outlet pipe of the fire water tank, the communication pipe of the fire water tank, the overflow pipe of the fire water tank, the emptying pipe of the fire water tank, the air vent and access hole of the fire water tank, and the water inlet of the fire water tank; wherein:

[0040] The size of the water suction main pipe of the fire water pump is the fire water supply design flow, which is equivalent to the effective volume of the fire water pump station;

[0041] The outlet pipe diameter of the fire water tank is consistent with the water suction main pipe diameter of the fire pump group;

[0042] The communication pipe of the fire water tank is consistent with the pipe diameter of the water outlet pipe of the fire water tank;

[0043] The overflow pipe diameter of the fire water tank is one size larger than the water replenishing pipe diameter of the fire water tank; and the pipe end of the overflow pipe is a horn mouth, and no valve is installed on the pipe;

[0044] The minimum pipe diameter of the emptying pipe of the fire water tank is greater than or equal to 100 mm;

[0045] The size of the air vent hole and the size of the maintenance hole of the fire water tank are respectively adapted to the access requirements of corresponding pipe fittings;

[0046] The size of the water outlet of the fire water tank is DN200.

[0047] Improved in the fire water pump station drawing standardization generation method, in step 8, the topology connection relationship between all devices in the target fire water pump station is set as follows:

[0048] The water inlet pipe of each fire water tank is connected with the water replenishing pipe in the fire water pump station, the water outlet pipe of the fire water tank is respectively connected with the water suction pipe of the corresponding fire water pump and the water suction pipe of the pressure stabilizing pump, and the fire water tanks are connected with each other;

[0049] The outlet main pipe of the fire pump group formed by all fire water pumps is connected with the first end of each overpressure backflow pipe, the water outlet pipe of the pressure stabilizing pump is connected with the first end of the overpressure backflow pipe, and the second end of each overpressure backflow pipe is connected with the water inlet pipe of the corresponding fire water tank.

[0050] The technical scheme for solving the second technical problem is that a readable storage medium has a computer program stored thereon, and the computer program is executed by a processor to implement the fire water pump station drawing standardization generation method.

[0051] Compared with the prior art, the fire pump station standardization generation method has the advantages that: the fire pump station standardization generation method determines the modular legend symbols of all the devices in the target fire pump station in advance, forms a modular legend symbol library, calculates the fire tank replenishment pipe diameter parameter and the total outlet pipe diameter parameter of the target fire pump station according to the target fire pump station scale and the fire duration time received from the outside, further calculates the number of fire pumps required by the target fire pump station, the flow parameter of each fire pump, the suction pipe diameter parameter and the outlet pipe diameter parameter of the fire pump, the number of pressure stabilizing pumps required, the flow and pipe diameter parameters of the pressure stabilizing pump, the pipe diameter parameter of the overpressure backflow pipe, and the pipe diameter parameters of other pipes required for designing the fire pump station, finally assigns the obtained device parameters in the fire pump station to the corresponding modular legend symbols, establishes the topological connection relationship between all the modular legend symbols according to the topological connection relationship between all the devices in the fire pump station, forms a fire pump station drawing with the topological connection relationship attribute, and outputs the fire pump station drawing as the fire pump station standardization drawing. In this way, the automatic drawing and output of the fire pump station standardization drawing are realized, the accuracy of the fire pump station standardization drawing is improved, and the problems of easy errors and low efficiency caused by manual drawing are avoided. BRIEF DESCRIPTION OF DRAWINGS

[0052] Figure 1 The flowchart of the fire pump station standardization generation method in the embodiment of the present application is shown. DETAILED DESCRIPTION

[0053] The present application will be further described in detail below with reference to the embodiments of the drawings.

[0054] The present case provides a fire pump station standardization generation method. Referring to Figure 1 The fire pump station drawing standardization generation method of the embodiment includes the following steps 1-8:

[0055] Step 1, the modular legend symbols of all the devices in the fire pump station to be designed are determined in advance, and a modular legend symbol library is formed from all the determined modular legend symbols; wherein the modular legend symbols correspond one-to-one to each device in the fire pump station; all the devices in the fire pump station include multiple fire pumps, fire tanks, fire pump station total outlet pipes, pressure stabilizing pumps and overpressure backflow pipes;

[0056] Step 2, receiving external input of the fire water pump station scale and the fire duration time, and calculating the fire water tank replenishment pipe diameter parameter and the total outlet pipe diameter parameter of the fire water pump station based on the fire water pump station scale and the fire duration time; for example, in this embodiment, the "external input" here is the input of the designer; the fire water pump station scale can be common 150L / s or 300L / s or 450L / s or 600L / s;

[0057] Specifically, in this embodiment:

[0058] The fire water tank replenishment pipe diameter parameter in the fire water pump station is calculated as follows:

[0059] V=W·T, Q=V / a; a is 48 or 96;

[0060] Wherein, D1 is the pipe diameter of the fire water tank replenishment pipe in the fire water pump station, Q is the fire water pump station replenishment pipe flow, V1 is the design flow rate of the fire water tank replenishment pipe; W is the fire water pump station scale of the fire water pump station, T is the fire duration time; V is the fire water tank volume of the fire water pump station;

[0061] The total outlet pipe diameter parameter of the fire water pump station is calculated as follows:

[0062]

[0063] Wherein, D2 is the total outlet pipe diameter of the fire water pump station, V2 is the design flow rate in the fire water pump station total outlet pipe; more specifically, the foregoing fire water pump station meets the following conditions:

[0064] When the fire water tank volume V of the target fire water pump station is ≤2000m 3 , the replenishment time t is ≤48h;

[0065] When the fire water tank volume V of the target fire water pump station is >2000m 3 , the replenishment time t is ≤96h, the design flow rate V1 of the fire water tank replenishment pipe is ≤1.5m / s, and the pipe diameter D1 of the fire water tank replenishment pipe is ≥DN100.

[0066] Step 3, based on the received input of the fire water pump station scale, calculating the number of fire water pumps required for designing the fire water pump station and the fire water pump flow parameter of each fire water pump;

[0067] Wherein, in this embodiment, the number of fire water pumps required by the fire water pump station N≤3; the flow parameter of each fire water pump meets the condition: 10L / s≤V3≤320L / s; V3 is the flow of each fire water pump; as preferred, in this embodiment, the number of fire water pumps required by the fire water pump station N is 2, i.e. two fire water pumps, one is a main pump using an electric pump, and the other is a standby pump using a diesel pump;

[0068] Step 4, calculating the suction pipe diameter parameter and the outlet pipe diameter parameter of each fire water pump; wherein, in this embodiment: the calculation method of the suction pipe diameter parameter and the outlet pipe diameter parameter of each fire water pump is as follows:

[0069] Q=W / n;

[0070] Wherein, D 31 is the suction pipe diameter of the fire water pump, V 31 is the flow rate in the suction pipe of the fire water pump; D 32 is the outlet pipe diameter of the fire water pump, V 32 is the flow rate in the outlet pipe of the fire water pump, and n is the number of electric pumps; and the following conditions are met:

[0071] When the suction pipe diameter D 31 of the fire water pump is DN250, the flow rate in the suction pipe of the fire water pump is V 31 ∈[1.0m / s, 1.2m / s]; when the suction pipe diameter D 31 of the fire water pump is DN250, the flow rate in the suction pipe of the fire water pump is V 31 ∈[1.2m / s, 1.6m / s];

[0072] When the outlet pipe diameter D 32 of the fire water pump is DN250, the flow rate in the outlet pipe of the fire water pump is V 32 ∈[1.5m / s, 2.0m / s]; when the outlet pipe diameter D 32 of the fire water pump is DN250, the flow rate in the outlet pipe of the fire water pump is V 32 ∈[2.0m / s, 2.5m / s];

[0073] Step 5, based on the target fire water supply design flow rate of the fire water pump station to be set, calculating the number of pressure stabilizing pumps required by the fire water pump station and the flow parameter of each pressure stabilizing pump, and calculating the pressure stabilizing pump diameter parameter based on the flow parameter of the pressure stabilizing pump; for example, in this case:

[0074] The number of pressure stabilizing pumps required by the fire water pump station is 2, one of the two pressure stabilizing pumps is a main pressure stabilizing pump, and the other is a standby pressure stabilizing pump;

[0075] The flow parameter calculation method of each steady pressure pump is as follows: Q4= a Q0, Q4 is the design flow of each steady pressure pump, Q0 is the fire water supply design flow, i.e. the scale, a is a proportional coefficient, and a [1%, 5%];

[0076] The pipe diameter parameter calculation method of the steady pressure pump is as follows:

[0077]

[0078] wherein D4 is the pipe diameter of the steady pressure pump, and V4 is the flow rate of the steady pressure pump;

[0079] Step 6: generating a superpressure backflow pipeline for flowing into the fire water tank on the total water outlet pipeline of the fire pump station, and calculating the superpressure backflow pipeline pipe diameter parameter of the superpressure backflow pipeline based on the flow parameter of a single fire pump; wherein in this embodiment, the superpressure backflow pipeline pipe diameter parameter calculation method of the superpressure backflow pipeline is as follows: D5=Q / n; wherein Q is the scale of the fire pump station, and n is the number of fire pump station electric pumps of the fire pump station;

[0080] Step 7: calculating the pipe diameter parameters of other pipelines required by the target fire pump station; wherein the other pipelines required by the fire pump station include the water suction main of the fire pump, the water outlet pipeline of the fire water tank, the communication pipeline of the fire water tank, the overflow pipeline of the fire water tank, the emptying pipeline of the fire water tank, the air vent and the manhole of the fire water tank, and the water inlet of the fire water tank; the number of the water suction main of the fire pump is at least 2; the setting conditions of the other pipelines are as follows:

[0081] The size of the water suction main of the fire pump is the fire water supply design flow, which is equivalent to the effective volume of the fire pump station; the flow rate of the water suction main of the fire pump is 1 m / s;

[0082] The pipe diameter of the water outlet pipeline of the fire water tank is consistent with the pipe diameter of the water suction main of the fire pump group; the communication pipeline of the fire water tank is consistent with the pipe diameter of the water outlet pipeline of the fire water tank; the overflow pipe diameter of the fire water tank is one size larger than the water supply pipe diameter of the fire water tank; and the pipe end of the overflow pipe is a horn mouth, and no valve can be installed on the pipeline; the minimum pipe diameter of the emptying pipeline of the fire water tank is greater than or equal to 100 mm; the size of the air vent and the size of the manhole of the fire water tank are respectively adapted to the requirements of the corresponding pipe fittings; the size of the water inlet of the fire water tank is DN200 (i.e. the diameter of the pipeline is 200 mm);

[0083] Step 8, the obtained target fire pump station device parameters are assigned to the corresponding modular legend symbols, and the topology connection relationship between all the modular legend symbols is established according to the topology connection relationship between all the devices in the target fire pump station, a fire pump station drawing with topology connection relationship attribute is formed, and the fire pump station drawing is output as the target fire pump station standardized drawing. In this embodiment, the topology connection relationship between all the devices in the target fire pump station is set as follows:

[0084] The water inlet pipe of each fire water tank is connected to the water replenishing pipe in the fire pump station, the water outlet pipe of each fire water tank is connected to the water suction pipe of the corresponding fire pump and the water suction pipe of the pressure stabilizing pump respectively, and each fire water tank is connected to each other; the outlet main pipe of the fire pump group formed by all the fire pumps is connected to the first end of each overpressure backflow pipe, the water outlet pipe of the pressure stabilizing pump is connected to the first end of the overpressure backflow pipe, and the second end of each overpressure backflow pipe is connected to the water inlet pipe of the corresponding fire water tank.

[0085] The case also provides a readable storage medium, and the readable storage medium stores a computer program. When the computer program is executed by a processor, the fire pump station standardized generation method described above is realized.

[0086] Although the preferred embodiments of the present application are described in detail above, it should be clear to those skilled in the art that the present application can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A standardized method for generating drawings of fire pump stations, characterized in that, Includes the following steps: Step 1: Pre-determine the modular symbolic representation of all equipment in the target fire pump station to be designed, and form a modular symbolic representation library from all the determined modular symbolic representations; wherein, the modular symbolic representation corresponds one-to-one with each piece of equipment in the target fire pump station; all equipment in the target fire pump station includes multiple fire pumps, fire tanks, the main outlet pipe of the fire pump station, pressure stabilizing pumps, and overpressure return pipes; Step 2: Receive the target fire pump station size and fire duration from external input, and calculate the fire water tank replenishment pipe diameter and the total outlet pipe diameter of the fire pump station based on the target fire pump station size and fire duration. Step 3: Based on the received input of the fire pump station scale, calculate the number of fire pumps required to design the target fire pump station and the flow parameters of each fire pump. Step 4: Calculate the suction pipe diameter and discharge pipe diameter parameters for each fire pump; Step 5: Based on the fire water supply design flow rate of the target fire pump station to be set, calculate the number of pressure-stabilizing pumps required for the target fire pump station and the flow parameters of each pressure-stabilizing pump, and calculate the pipe diameter parameters of the pressure-stabilizing pumps based on the flow parameters of the pressure-stabilizing pumps. Step 6: Generate an overpressure return pipe that flows into the fire water tank on the main outlet pipe of the fire pump station, and calculate the pipe diameter parameters of the overpressure return pipe based on the flow parameters of a single fire pump. Step 7: Calculate the pipe diameter parameters of other pipelines required for the design of the target fire pump station; Step 8: Assign the parameters of each device in the target fire pump station to the corresponding modular legend symbols. Then, based on the topological connection relationship between all devices in the target fire pump station, establish the topological connection relationship between all modular legend symbols to form a fire pump station drawing with topological connection relationship attributes. Output this fire pump station drawing as a standardized drawing of the target fire pump station.

2. The method for standardizing the generation of fire pump station drawings according to claim 1, characterized in that, In step 2: The calculation method for the diameter parameter of the fire water tank replenishment pipe in the target fire pump station is as follows: Wherein, D1 is the diameter of the fire water tank supply pipe in the target fire pump station, Q is the design flow rate of the supply pipe of the target fire pump station, V1 is the design flow velocity of the supply pipe of the fire water tank; V is the volume of the fire water tank, W is the scale of the target fire pump station, and T is the fire duration. The calculation method for the total outlet pipe diameter of the fire pump station is as follows: Where D2 is the total outlet pipe diameter of the fire pump station, and V2 is the design flow velocity in the total outlet pipe of the fire pump station.

3. The method for standardizing the generation of fire pump station drawings according to claim 2, characterized in that, In step 2, the target fire pump station meets the following conditions: When the fire water tank volume V of the target fire pump station is ≤2000m³ 3 When the water replenishment time is t≤48h; When the fire water tank volume V of the target fire pump station is greater than 2000m³ 3 When the water replenishment time t≤96h, the design flow velocity V1 of the fire water tank replenishment pipe ≤1.5m / s, and the pipe diameter D1 of the fire water tank replenishment pipe ≥DN100.

4. The method for standardizing the generation of fire pump station drawings according to claim 2, characterized in that, In step 3, the number of fire pumps required for the target fire pump station is N≤3; the flow rate parameter of each fire pump meets the condition: 10L / s≤V3≤320L / s; V3 is the flow rate of each fire pump.

5. The method for standardizing the generation of fire pump station drawings according to claim 4, characterized in that, In step 3, the fire pumps required for the target fire pump station include a main pump that is an electric pump and a standby pump that is a diesel pump.

6. The method for standardizing the generation of fire pump station drawings according to claim 5, characterized in that, In step 4, the calculation methods for the suction pipe diameter and discharge pipe diameter of each fire pump are as follows: Among them, D 31 V is the diameter of the suction pipe of the fire pump. 31 D is the flow velocity inside the suction pipe of the fire pump. 32 V is the diameter of the outlet pipe of the fire pump. 32 Let be the flow velocity in the outlet pipe of the fire pump; n be the number of electric pumps; and the following conditions must be met: The diameter D of the suction pipe of the fire pump 31 When <DN250, the flow velocity V in the suction pipe of the fire pump 31 ∈[1.0 m / s, 1.2 m / s]; The diameter D of the suction pipe of the fire pump 31 When ≥DN250, the flow velocity V in the suction pipe of the fire pump 31 ∈[1.2 m / s, 1.6 m / s]; The pipe diameter D of the fire pump 32 When <DN250, the flow velocity V in the outlet pipe of the fire pump 32 ∈[1.5 m / s, 2.0 m / s]; The pipe diameter D of the outlet pipe of the fire pump 32 When ≥DN250, the flow velocity V in the outlet pipe of the fire pump 32 ∈[2.0 m / s, 2.5 m / s].

7. The method for standardizing the generation of fire pump station drawings according to claim 6, characterized in that, In step 5: The target fire pump station requires two pressure-stabilizing pumps, one of which is the main pressure-stabilizing pump and the other is the standby pressure-stabilizing pump. The flow parameters of each pressure-stabilizing pump are calculated as follows: Q4 = α·Q0, where Q4 is the design flow rate of each pressure-stabilizing pump, Q0 is the design flow rate of fire water supply, and α is the proportionality coefficient, α∈[1%,5%]; The calculation method for the pipe diameter parameters of the pressure-stabilizing pump is as follows: Where D4 is the pipe diameter of the pressure stabilizing pump, and V4 is the design flow rate of the pressure stabilizing pump.

8. The method for standardizing the generation of fire pump station drawings according to claim 7, characterized in that, In step 6, the overpressure return pipe diameter parameter is calculated as follows: D5 = Q / N; where Q is the scale of the target fire pump station, and n is the number of electric pumps in the target fire pump station. In step 7, the other pipelines required for the target fire pump station include the main suction pipe of the fire pump, the outlet pipe of the fire water tank, the connecting pipe of the fire water tank, the overflow pipe of the fire water tank, the vent pipe of the fire water tank, the vent and inspection hole of the fire water tank, and the water intake of the fire water tank; wherein: The size of the main suction pipe of the fire pump is: the design flow rate of the fire water supply, which is equal to the effective volume of the fire pump station; The diameter of the outlet pipe of the fire water tank is the same as the diameter of the main suction pipe of the fire pump set; The connecting pipe of the fire water tank has the same diameter as the outlet pipe of the fire water tank; The overflow pipe diameter of the fire water tank is one size larger than the water supply pipe diameter of the fire water tank; and the end of the overflow pipe is a flared mouth, and no valve shall be installed on the pipe. The minimum diameter of the vent pipe of the fire water tank is ≥100mm; The vent and inspection port dimensions of the fire water tank are respectively adapted to the inlet and outlet requirements of the corresponding pipe fittings; The water inlet size of the fire water tank is DN200.

9. The method for standardizing the generation of fire pump station drawings according to any one of claims 1 to 8, characterized in that, In step 8, the topological connection relationship between all equipment in the target fire pump station is set as follows: The inlet pipes of each fire water tank are connected to the water supply pipes in the fire pump station. The outlet pipes of the fire water tanks are connected to the suction pipes of the corresponding fire pumps and the suction pipes of the pressure stabilizing pumps, respectively. The fire water tanks are interconnected. The outlet main pipe of the fire pump group formed by all fire pumps is connected to the first end of each overpressure return pipe. The outlet pipe of the pressure stabilizing pump is connected to the first end of the overpressure return pipe. The second end of each overpressure return pipe is connected to the inlet pipe of the corresponding fire water tank.

10. A readable storage medium storing a computer program that, when executed by a processor, implements the method for standardizing the generation of fire pump station drawings as described in any one of claims 1 to 9.

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