CN-121998465-A - Urban gas engineering quality evaluation method, system and equipment

CN121998465ACN 121998465 ACN121998465 ACN 121998465ACN-121998465-A

Abstract

The invention discloses a town gas engineering quality evaluation method, system and equipment, belonging to the technical field of engineering quality evaluation, wherein the evaluation method comprises the steps of determining the construction stage of an engineering project; the method comprises the steps of distributing weights to each secondary index corresponding to quality behaviors in an evaluation system, distributing weights to management subjects corresponding to quality of engineering entities in the evaluation system, carrying out engineering quality quantitative evaluation on three-level indexes of the evaluation system, summarizing evaluation scores of the three-level indexes, calculating a secondary index percentage preparation score of the evaluation system, determining a quality behavior percentage preparation score and an engineering entity quality percentage preparation score, distributing the engineering entity quality percentage preparation score to the management subjects corresponding to the quality of the engineering entities according to the weights of the management subjects, determining final scores of all responsible subjects, and determining engineering project final percentage preparation scores. According to the invention, the quality evaluation score of the engineering entity is fed back to the management main body for evaluation through a certain weight, so that the quality behavior and the quality evaluation result of the engineering entity are prevented from being cracked.

Inventors

LU JUN
ZHANG XIANZHENG
ZHANG XIAOMING
XIAO JIN
GONG DALI
WANG KAI
TIAN XIAOLONG
Liu Dingheng
WANG MINGSHENG
WANG LIFENG
YAN JUN
SUN ZHONGYANG

Assignees

中国石油天然气股份有限公司
中石油昆仑燃气有限公司
中国石油集团安全环保技术研究院有限公司

Dates

Publication Date: 20260508
Application Date: 20241108

Claims (11)

1. A town gas engineering quality evaluation method is characterized by comprising the following steps: Determining the construction stage of the engineering project; according to the construction stage of the engineering project, weight is distributed to each secondary index corresponding to the quality behavior in the evaluation system, and weight is distributed to the management main body corresponding to the quality of the engineering entity in the evaluation system; carrying out engineering quality quantitative evaluation on the three-level index of the evaluation system; summarizing the evaluation scores of the three-level indexes, and calculating the percentage of the two-level indexes of the evaluation system to obtain scores; determining a quality behavior percentage preparation score and an engineering entity quality percentage preparation score based on the evaluation system secondary index percentage preparation score; Distributing the quality percentage preparation scores of the engineering entities to management entities corresponding to the quality of the engineering entities according to the weights of the management entities, and determining the final scores of all responsible entities; and determining the final percent preparation score of the engineering project based on the final scores of the responsibility subjects.
2. The town gas engineering quality evaluation method of claim 1, wherein the determining a construction stage of the engineering project comprises the following steps: constructing a primary index of a town gas engineering quality evaluation system, wherein the primary index comprises quality behaviors and engineering entity quality; Constructing a secondary index aiming at each primary index; constructing a three-level index for specific implementation evaluation aiming at each two-level index; Each three-level index is given a standard score.
3. The town gas engineering quality evaluation method of claim 2, wherein the secondary index of the quality behavior comprises a construction unit, a supervision unit, a survey design unit, a total project contractor unit, a construction unit, and a nondestructive testing unit; the standard score ratio of the construction unit, the supervision unit, the investigation design unit, the engineering total contractor unit, the construction unit and the nondestructive testing unit is 3:1:1:1:1:1.
4. The town gas engineering quality evaluation method of claim 2, wherein the secondary index of the engineering entity quality comprises a pipe installation project, a door station civil engineering, an equipment installation project, a door station pipe project, an electrical installation project, an instrument installation project, a communication project, and a quality accident event; The standard score ratio of the pipeline installation engineering, the door station civil engineering, the equipment installation engineering, the door station pipeline engineering, the electrical installation engineering, the instrument installation engineering and the communication engineering is 60-70:4-8:4-8:5-10:4-8:4-8:2-4.
5. The town gas engineering quality evaluation method of claim 1, wherein the rules for determining the construction stage of the engineering project are as follows: the construction early stage is a stage before the main body installation engineering is started; the middle construction stage is a stage from the start of the main body installation project to the pre-trial operation of the main body installation project; the later stage of construction is the pre-test and later stage of main body installation engineering.
6. A town gas engineering quality evaluation method as claimed in claim 3, wherein each secondary index weight corresponding to the quality behaviour in the evaluation system is allocated as follows: The weight ratio of the construction unit, the supervision unit, the investigation design unit, the engineering total contractor unit, the construction unit and the nondestructive testing unit is 10-30:5-8:3-10:7-10:8-10:3-7; The management main body weight corresponding to the engineering entity quality in the evaluation system is distributed as follows: the weight ratio of the construction unit, the supervision unit, the engineering total contractor unit and the construction unit is 3-8:5-10:5-12:17-30.
7. A town gas engineering quality evaluation method as claimed in claim 3, wherein said assigning the engineering entity quality percentage score to the management entity corresponding to the engineering entity quality according to the weight of the management entity, and determining the final score of each responsible entity comprises the steps of: The final score F 1 for the building unit is determined by the following formula: F 1 ＝M 1 W 1 +BW' 1 +M 1-4 Wherein M 1 is a construction unit percentage preparation score in the quality behavior, W 1 is a weight corresponding to a construction unit in the quality behavior, B is an engineering entity quality percentage preparation score, W' 1 is a weight corresponding to a construction unit in the engineering entity quality, and M 1-4 is a construction unit compliance construction quality deduction sum; the final score F 2 for the proctoring unit is determined by the following formula: F 2 ＝M 2 W 2 +BW' 2 Wherein M 2 is the percentage of the supervision units in the quality behavior to obtain a score, W 2 is the weight corresponding to the supervision units in the quality behavior, and W' 2 is the weight corresponding to the supervision units in the quality of the engineering entity; The final score for the survey design unit, F 3 , is determined by the following formula: F 3 ＝M 3 W 3 Wherein M 3 is the percentage of the investigation design unit in the quality behavior to obtain a score, W 3 is the weight corresponding to the investigation design unit in the quality behavior; The final score F 4 for the construction unit is determined by the following formula: F 4 ＝M 4 W 4 +BW' 3 wherein M 4 is the percentage of construction units in the mass behavior to obtain a score, W 4 is the weight corresponding to the construction units in the mass behavior, and W' 3 is the weight corresponding to the construction units in the engineering entity mass; The final score F 5 for the nondestructive test unit is determined by the following formula: F 5 ＝M 5 W 5 Wherein M 5 is the percent of the nondestructive testing units in the quality behavior to obtain a score, and W 5 is the weight corresponding to the nondestructive testing units in the quality behavior.
8. The town gas engineering quality evaluation method of claim 1, wherein the determining an engineering project final percentage score based on the final scores of the respective responsible subjects comprises: And determining the final percentage preparation score of the engineering project based on the total score of the final score of each responsible body and the total sum of the parameter evaluation weights corresponding to each responsible body for evaluating the quality of the engineering project.
9. The town gas engineering quality evaluation method of claim 1, wherein the determining of the engineering project final percentage score based on the final score of each responsible party comprises the steps of: calculating the quality evaluation percentage preparation score of each contractor item respectively; and weighting the quality evaluation percentage production scores of the contractor annual contractor items to calculate the contractor annual quality performance scores.
10. A town gas engineering quality evaluation system, comprising: The construction stage unit is used for determining the construction stage of the engineering project; The distribution unit is used for distributing weights to each secondary index corresponding to the quality behavior in the evaluation system according to the construction stage of the engineering project and distributing weights to the management main body corresponding to the quality of the engineering entity in the evaluation system; The evaluation unit is used for quantitatively evaluating the engineering quality of the three-level index of the evaluation system; The computing unit is used for summarizing the evaluation scores of the three-level indexes and computing the percentage of the two-level indexes of the evaluation system to obtain scores; The determining unit is used for determining a quality behavior percentage preparation score and an engineering entity quality percentage preparation score based on the evaluation system secondary index percentage preparation score; The responsibility entity evaluation conclusion unit is used for distributing the quality percentage preparation score of the engineering entity to the management entity corresponding to the quality of the engineering entity according to the weight of the management entity, and determining the final score of each responsibility entity; The engineering project evaluation conclusion unit is used for determining the final percentage preparation score of the engineering project based on the final score of each responsible body; And the contractor annual quality performance evaluation conclusion unit is used for making scores based on the quality evaluation percentages of contractor annual contractor projects and determining contractor annual quality performance scores.
11. An electronic device comprising a memory, a processor and a computer program stored in the memory and executable on the processor, characterized in that the processor implements the town gas engineering quality evaluation method of any of claims 1-9 when the computer program is executed.

Description

Urban gas engineering quality evaluation method, system and equipment Technical Field The invention belongs to the technical field of engineering quality evaluation, and particularly relates to a town gas engineering quality evaluation method, system and equipment. Background In recent years, the safety problems of town gas are increasingly remarkable, and gas accidents frequently occur, wherein part of accidents are exposed and have serious hidden dangers such as supervision shortage and quality out-of-control of key working procedures in terms of engineering quality, so that the intrinsic safety of town gas facilities is seriously influenced, and the hidden dangers of engineering quality become important factors for causing safety accidents after engineering is put into use. At present, no standard or technology for quantitatively evaluating the urban gas engineering quality exists, the current GB/T50375-2016 construction quality evaluation standard adopts a mode of evaluating after completion acceptance, and the method is based on entity construction quality evaluation and does not include quality behavior evaluation technologies in engineering construction processes such as engineering construction organization, reconnaissance design, supervision, construction and the like. The Chinese patent (publication No. CN 113449981A) discloses an electric power engineering quality management standardized comprehensive fuzzy evaluation model, a quality management standardized evaluation index system is established, the target and the requirement of the electric power engineering quality management standardized are obtained, the constructed engineering project quality evaluation index system is divided into three layers, the three layers comprise a target layer, a criterion layer and an index layer, the three layers are divided into three levels of indexes, and the evaluation methods in the aspects of index weight calculation, index missing processing, evaluation grade division and the like are defined, so that the defect of the electric power industry about quality management standardized evaluation is effectively filled. The method does not show the relation between the quality of the engineering entity and the quality management behavior, and does not bring the quality of the compliant construction into the evaluation range, and in the evaluation process, the weights of the acquired indexes are required to be shared to other indexes of the same level, so that the sum of the weights of the indexes of the corresponding layers is still 1, and in town gas engineering, the adaptability difference of the evaluation indexes of different construction stages and different construction modes is larger, and if the weights of the indexes are shared and adjusted, the indexes are too complex and have different scales. Therefore, development of a new town gas engineering quality evaluation method is needed. Disclosure of Invention Aiming at the problems, the invention discloses a town gas engineering quality evaluation method, which comprises the following steps: Determining the construction stage of the engineering project; according to the construction stage of the engineering project, weight is distributed to each secondary index corresponding to the quality behavior in the evaluation system, and weight is distributed to the management main body corresponding to the quality of the engineering entity in the evaluation system; carrying out engineering quality quantitative evaluation on the three-level index of the evaluation system; summarizing the evaluation scores of the three-level indexes, and calculating the percentage of the two-level indexes of the evaluation system to obtain scores; determining a quality behavior percentage preparation score and an engineering entity quality percentage preparation score based on the evaluation system secondary index percentage preparation score; Distributing the quality percentage preparation scores of the engineering entities to management entities corresponding to the quality of the engineering entities according to the weights of the management entities, and determining the final scores of all responsible entities; and determining the final percent preparation score of the engineering project based on the final scores of the responsibility subjects. Further, the step of determining the construction stage of the engineering project comprises the following steps: constructing a primary index of a town gas engineering quality evaluation system, wherein the primary index comprises quality behaviors and engineering entity quality; Constructing a secondary index aiming at each primary index; constructing a three-level index for specific implementation evaluation aiming at each two-level index; Each three-level index is given a standard score. Further, the secondary indexes of the quality behavior comprise a construction unit, a supervision unit, a investigation design unit, an engineerin