HG/T 20579.1-1999 Specification for design of process equipment models (with clause explanation)
Some standard content:
Industry Standard of the People's Republic of China
Design Standard of Process Equipment Models
Design Standard of Process Equipment ModelsHG/T 20579.1 - 1999
Main Editor: National Chemical Engineering Model Design and Design Tool Technology Center Station Approving Department State Petroleum and Chemical Industry Bureau Implementation Date: April 2000
National Chemical Engineering Construction Standard Editing Center (formerly the Engineering Construction Standard Editing Center of the Ministry of Chemical Industry) 2000
:com Foreword
"Design Standard of Process Equipment Model" (HG/T21579.1-1999) is a chemical industry design standard revised on the basis of "Design Standard of Process Equipment Model" (CD43A1-86) approved and issued by the former Infrastructure Department of the Ministry of Chemical Industry and approved and issued by the State Petroleum and Chemical Industry Bureau. The original standard numbered CD43A186 shall be abolished from the date of promulgation of this regulation. This regulation shall be managed by the National Chemical Engineering Model Design and Design Tool Technology Center Station. If any problems are found during the implementation of this regulation, please send your opinions and relevant information to the 11th Floor, Yongxing Business Building, No. 22, Lane 376, Yan'an West Road, Shanghai, National Chemical Model Design and Design Tool Technology Center, Postal Code 200040, for reference during the revision. This standard is edited by the National Chemical Model Design and Design Tool Technology Center and approved by the station's technical committee. www.bzxz.net
Main compilers of this standard: Gu Guoliang, Jiang Lianbao, Shi Yongtang, Zhang De 1 General Principles
1.0.1 The device model design is applied in the detailed engineering design stage and is an auxiliary design method for engineering designers in the fields of equipment layout and pipeline layout. In the process of model design, the professionals involved in the model design should provide the corresponding design conditions to the model professionals in a timely manner as the engineering design process progresses according to the requirements of the device model design, and participate in the design conception, review, modification and approval of the entire process of the model design, so as to fully use the model to serve the engineering design. In order to improve the application technology level of device model design and improve standardization management, this technical regulation is specially formulated. 1.0.2 This regulation applies to engineering model design in the chemical, petrochemical, pharmaceutical and other industries. Scope of application of device model design
In the detailed engineering design stage, in order to improve the quality of engineering design, the following types of devices should adopt model design:
2.0.1Large-scale chemical and petrochemical devices; 2.0.2Small and medium-sized chemical devices using new processes and new procedures; 2.0.3Chemical, pharmaceutical, pesticide devices with dense process pipelines and relatively complex process operations;
Device;
Projects designed in cooperation with foreign countries or contracted and constructed for foreign pharmaceutical, chemical and petrochemical users that need to adopt model design due to use needs. Functions of device model design
3.1 Main functions of device model design
In the detailed engineering design stage, model design is used to cooperate with the device to complete the final version of the detailed engineering design. The main functions of model design at this stage are: to provide equipment layout professionals with verification, determine the equipment layout plan within the device, and help complete the final version of the equipment layout drawing;
to provide piping professionals with pipeline layout design within the device range and determine the location of each operation control point;
to provide relevant professionals participating in the device design to coordinate the professional conditions of each other;
to provide instrumentation, electrical, ventilation and other professionals to determine the configuration design of cables and air ducts; to provide project managers with organization of design plan research and complete the overall design review of the device; to provide piping designers with drawing pipeline construction drawings. 3.2 Auxiliary functions of device model design
to provide design disclosure and guidance of construction and installation at the construction site; to provide production operator training before production. 3
-Device model design procedure
4.1 Main processes of device model design
4.1.1 Model component production stage: All relevant disciplines should provide production conditions to the model discipline according to the progress and content of the model design collaboration table, and the model discipline shall complete the processing and production of single equipment, operating platform, civil engineering frame, model chassis and other components. 4.1.2 Basic model assembly stage: According to the processed model components, the model is combined according to the equipment layout diagram provided by the piping discipline, and the equipment is positioned after review by the relevant disciplines to complete the basic model assembly.
4.1.3 Model piping design stage: According to the pipeline configuration trend diagram provided by the pipeline discipline and the design condition diagram provided by the instrumentation, electrical, ventilation and other disciplines, the piping design and assembly are carried out on the model, and adjustments and modifications are made continuously until the preliminary piping design is completed. 4.1.4 Model design review and modification and improvement stage: After the model piping design is completed, organize all relevant professionals to use the model to review the design item by item, and modify, reinforce, clean up the model design according to the review opinions, and finally complete the piping model design. 4.2. Device model design production procedure table
The device model design production procedure is shown in Table 4.2.1. -:com Device model design and production procedure table
Table 4.2.1 Device model design and production procedure table + project self-manager
Determine the model design start report
Model component production stage
Basic model assembly stage
Model piping design stage
Model design review and modification and improvement stage
Determine the equipment design maintenance table
Provide model production condition diagram
Model component processing, production and proofreading
Provide basic model assembly conditions
(equipment layout, installation drawing)
Basic model combination
Professional. ★
Review, adjust and confirm the basic model
Position and assemble the basic model
Provide piping conditions (PI diagram, pipe gallery
and main pipeline diagram)
Configure and adjust the model pipeline
Provide design and production conditions
Complete model piping production
Review the model design
Modify the model design
Confirm and countersign the finished model
Complete the design documents
Reinforce the finished model, pack and ship and on-site Assembly 5
5Professionals involved in device model design
According to the function of device model design, when the engineering design project decides to use model design for cooperation, in addition to the model professionals directly participating in the model design and production, the following design professionals should also participate in the model design work: process system specialty;
piping specialty (including device layout and installation specialty): civil engineering specialty;
-equipment specialty (including machine pump specialty):
-automatic control instrument specialty;
electrical specialty;
heating and ventilation specialty, etc.
Preparation of the collaboration table for device model design specialty At the start of the model design, the project manager (or design manager) should preside over and convene the design counterparts of each specialty involved in the model design, and prepare the model design specialty collaboration table according to the design progress requirements. ·The collaboration table clearly stipulates the conditions, content and progress that each specialty involved in the model design should provide to the model specialty during the progress of the model design, and the project manager (or design manager) shall be responsible for unified management and regular inspection and coordination (see Table 6 1).
Project name:
Date of production promotion
Conditions and contents
Final product
Project department:
Table 6-1 Collaboration table of related disciplines in device model design and production "Table"
Model category:
Collaboration table of device model design discipline
Model scale:
Project manager (or design manager):
Process device
Civil engineering equipment piping instrumentation electrical HVAC
System layout
Signing period
Professional change record discipline
Date content
7 Requirements and format for model design and production conditions
7.1 Model conditions of process system discipline
The process system design discipline should provide the following model production conditions of this discipline to the model discipline in a timely manner.
7.1.1Device flow chart (PI diagram) for reference during model piping production and proofreading. 7.1.2 Equipment list in the detailed engineering design phase for reference when making equipment models. : 7.2 Model conditions for piping (including device layout and installation) professionals The main task of device model design is to cooperate with piping professionals to use models to design pipeline layout. In the process of model piping design and assembly, piping professionals should provide necessary piping design drawings, and the model professionals will assemble the model pipelines. After piping and other related professionals conduct design review and research on the model, put forward modification opinions, and finally complete the model making work of piping design after confirmation.
7.2.1 Equipment plan and elevation layout (design version), for determining the model division when studying the model making plan and for the equipment to be in place when assembling the basic model. 7.2.2 Design plan layout trend diagram of the main pipe in the pipe gallery or device (or pipeline design sketch): The drawing should indicate the pipeline number, pipe diameter, material code, material flow direction, pipeline elevation and spacing size, etc.
7.2.3 Process material pipeline configuration trend diagram in the device: The drawing should indicate the pipeline number, pipe diameter, material code, material flow direction, pipeline elevation and leather surface direction and size, process operation valve, valve group, control point, and installation position of special pipe fittings. 9
7.2.4 Model making sample drawing of the operating platform: The outer dimensions, structure and support feet of the operating platform and the location of the stairs should be indicated.
7.2.5 Process material classification table and construction drawing legend symbol comparison table. 7.3 Model conditions for equipment and pumps
The production requirements of equipment models should vividly express their appearance characteristics and basic dimensions. Therefore, dynamic equipment such as pumps and compressors should provide their models and samples, and other equipment should provide equipment general drawings or sample drawings, which are the basis for equipment model production. 7.3.1 Container, reactor, storage tank equipment: The model production sample drawing should indicate the equipment's overall dimensions, pipe connection position and pipe diameter, the size and position of the main accessories (manhole, hand hole, liquid level gauge, etc.), the equipment installation form and size.
7.3.2 Tower equipment: The model production sample drawing should indicate the overall dimensions of the tower body and skirt, the size and position of the pipe connection and main accessories (manhole, hanger, tower platform, straight ladder, etc.), and the overall dimensions of the tower foundation.
7.3.3 Heat exchanger equipment: The model production sample drawing should indicate the equipment's overall dimensions, flange position, pipe connection position and pipe diameter, equipment installation form and foundation dimensions. 7.3.4 Other non-standard equipment: The requirements for the model making sample drawing must be able to reflect the main appearance characteristics and dimensions of the equipment, the location and dimensions of the pipes and necessary accessories, and the equipment installation form and dimensions.
7.3.5 Pump equipment: The model making condition sample drawing should be able to reflect the main appearance characteristics and dimensions of the pump, the location and diameter of the inlet and outlet pipes. 7.3.6 Special equipment (such as large compressors, mechanical transmission equipment, granulation towers, large storage tanks, gas cabinets, industrial furnaces and air coolers, etc.): A simplified model making assembly sample drawing should be provided, and the main shape characteristics, basic dimensions, pipe location and equipment accessories that must be reflected should be clearly indicated on the sample drawing. 10
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