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目的掌握重庆市天然气净化厂的主要职业病危害因素及危害程度,为同类企业的职业病危害防治提供科学依据。方法对重庆市已建成并投产的大、中、小生产规模的天然气净化项目进行有害因素调查及其浓(强)度检测,并对作业人员进行职业健康检查。结果存在的主要职业病危害因素有噪声、高温、硫化氢、二氧化硫、粉尘、一氧化碳,除噪声的合格率为95.8%外,其余各种因素的合格率均为100%;职业健康检查结果均未发现异常。结论噪声、硫化氢为该类项目的重点危害因子,职业病危害控制效果较好。
Objective To master the major occupational hazards and hazards of natural gas purification plants in Chongqing, and provide a scientific basis for the prevention and control of occupational hazards in similar enterprises. Methods To carry out the investigation of harmful factors and the detection of strong (strong) degree of natural gas purification projects of large, medium and small scale production scale which have been completed and put into operation in Chongqing Municipality, and carry out the occupational health examination for the operators. Results The main risk factors of occupational diseases were noise, high temperature, hydrogen sulfide, sulfur dioxide, dust, carbon monoxide, with the passing rate of 95.8% except for noise. The passing rates of other factors were all 100%. No occupational health examination results were found abnormal. Conclusion Noise and hydrogen sulfide are the key hazard factors of this kind of project, and the effect of occupational disease control is better.